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4f5af07e1bc4ae64b7a7ead5bf60f40a3115ceeb
Analyze and fix the following issue in the Linux kernel code: [SCSI] be2iscsi: Fix to handle request_irq failure
Problem Details: This patch handles request_irq failures by properly cleaning up Signed-off-by: Jayamohan Kallickal <jayamohank@serverengines.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index 26ac049c0c85..67a7e3f7bae6 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -616,7 +616,7 @@ static int beiscsi_init_irqs(struct beiscsi_hba *phba) struct pci_dev *pcidev = phba->pcidev; ...
238f6b7255c68d2774795c97b32701c09fd1e543
Analyze and fix the following issue in the Linux kernel code: [SCSI] be2iscsi: No return value for hwi_enable_intr
Problem Details: hwi_enable_intr need not return any value. This patch fixes the that and removes code designed to handle a failure return value Signed-off-by: Jayamohan Kallickal <jayamohank@serverengines.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index 3b54dc72371e..26ac049c0c85 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -3172,7 +3172,7 @@ static int hba_setup_cid_tbls(struct beiscsi_hba *phba) return 0; } -static unsigned char ...
1f92638f074f7c6776fb2b565f252573f2b5488c
Analyze and fix the following issue in the Linux kernel code: [SCSI] be2iscsi: Fix for freeing cid
Problem Details: This patch frees up the allocated cid and returns error if allocation of tag fails. Signed-off-by: Jayamohan Kallickal <jayamohank@serverengines.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/be2iscsi/be_iscsi.c b/drivers/scsi/be2iscsi/be_iscsi.c index 4f3c2a4079df..de79b7cf804d 100644 --- a/drivers/scsi/be2iscsi/be_iscsi.c +++ b/drivers/scsi/be2iscsi/be_iscsi.c @@ -509,6 +509,8 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep, SE_DEBUG(DBG_LVL_1, "mgmt_ope...
d3ad2bb31c26d7314fad98da8abb04f4fa24ed16
Analyze and fix the following issue in the Linux kernel code: [SCSI] be2iscsi: Fixing return values
Problem Details: This patch fixes the return values as per comment from Mike Christie Signed-off-by: Jayamohan Kallickal <jayamohank@serverengines.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c index 4f19030c1e3e..9cc1f5573150 100644 --- a/drivers/scsi/be2iscsi/be_cmds.c +++ b/drivers/scsi/be2iscsi/be_cmds.c @@ -98,7 +98,7 @@ static int be_mcc_compl_process(struct be_ctrl_info *ctrl, dev_err(&ctrl->pdev->dev, "error ...
bbe56c734cc1ecccd7b2b143e1767bf2b1eafc76
Analyze and fix the following issue in the Linux kernel code: [SCSI] arcmsr: fix up bin_attr functions
Problem Details: Commit commit 2c3c8bea608866d8bd9dcf92657d57fdcac011c5 Author: Chris Wright <chrisw@sous-sol.org> Date: Wed May 12 18:28:57 2010 -0700 sysfs: add struct file* to bin_attr callbacks Added an extra struct file * parameter at the beginning, which the arcmsr binary attribute additions didn't have....
```diff diff --git a/drivers/scsi/arcmsr/arcmsr_attr.c b/drivers/scsi/arcmsr/arcmsr_attr.c index 69f8346aa288..07fdfe57e38e 100644 --- a/drivers/scsi/arcmsr/arcmsr_attr.c +++ b/drivers/scsi/arcmsr/arcmsr_attr.c @@ -59,7 +59,8 @@ struct device_attribute *arcmsr_host_attrs[]; -static ssize_t arcmsr_sysfs_iop_message...
2a3edf86040a7e15684525a2aadc29f532c51325
Analyze and fix the following issue in the Linux kernel code: fanotify: fanotify_mark syscall implementation
Problem Details: NAME fanotify_mark - add, remove, or modify an fanotify mark on a filesystem object SYNOPSIS int fanotify_mark(int fanotify_fd, unsigned int flags, u64 mask, int dfd, const char *pathname) DESCRIPTION fanotify_mark() is used to add remove or modify a mark on a filesystem object. Marks are u...
```diff diff --git a/fs/notify/fanotify/fanotify.h b/fs/notify/fanotify/fanotify.h index dd656cfab1ba..59c3331a0e81 100644 --- a/fs/notify/fanotify/fanotify.h +++ b/fs/notify/fanotify/fanotify.h @@ -6,6 +6,24 @@ extern const struct fsnotify_ops fanotify_fsnotify_ops; +static inline bool fanotify_mark_flags_valid(u...
ecf081d1a73b077916f514f2ec744ded32b88ca1
Analyze and fix the following issue in the Linux kernel code: vfs: introduce FMODE_NONOTIFY
Problem Details: This is a new f_mode which can only be set by the kernel. It indicates that the fd was opened by fanotify and should not cause future fanotify events. This is needed to prevent fanotify livelock. An example of obvious livelock is from fanotify close events. Process A closes file1 This creates a clo...
```diff diff --git a/include/asm-generic/fcntl.h b/include/asm-generic/fcntl.h index fcd268ce0674..009bd6149d99 100644 --- a/include/asm-generic/fcntl.h +++ b/include/asm-generic/fcntl.h @@ -3,6 +3,14 @@ #include <linux/types.h> +/* + * FMODE_EXEC is 0x20 + * FMODE_NONOTIFY is 0x800000 + * These cannot be used by ...
b4277d3dd5a7400c1ea7fd4e7d64bda8899f84f5
Analyze and fix the following issue in the Linux kernel code: fsnotify: use fsnotify_create_event to allocate the q_overflow event
Problem Details: Currently fsnotify defines a static fsnotify event which is sent when a group overflows its allotted queue length. This patch just allocates that event from the event cache rather than defining it statically. There is no known reason that the current implementation is wrong, but this makes sure the e...
```diff diff --git a/fs/notify/notification.c b/fs/notify/notification.c index b8bf53b4c108..8481253d64b5 100644 --- a/fs/notify/notification.c +++ b/fs/notify/notification.c @@ -56,7 +56,7 @@ static struct kmem_cache *fsnotify_event_holder_cachep; * it is needed. It's refcnt is set 1 at kernel init time and will ne...
1a3aedbce416dfdbd5d5ac14a0edbcf21a62ee50
Analyze and fix the following issue in the Linux kernel code: Audit: audit watch init should not be before fsnotify init
Problem Details: Audit watch init and fsnotify init both use subsys_initcall() but since the audit watch code is linked in before the fsnotify code the audit watch code would be using the fsnotify srcu struct before it was initialized. This patch fixes that problem by moving audit watch init to device_initcall() so it...
```diff diff --git a/kernel/audit_watch.c b/kernel/audit_watch.c index c44de0c4fc47..f8543a41115b 100644 --- a/kernel/audit_watch.c +++ b/kernel/audit_watch.c @@ -584,4 +584,4 @@ static int __init audit_watch_init(void) } return 0; } -subsys_initcall(audit_watch_init); +device_initcall(audit_watch_init); ```
ae7b8f4108bcffb42173f867ce845268c7202d48
Analyze and fix the following issue in the Linux kernel code: Audit: clean up the audit_watch split
Problem Details: No real changes, just cleanup to the audit_watch split patch which we done with minimal code changes for easy review. Now fix interfaces to make things work better. Signed-off-by: Eric Paris <eparis@redhat.com>
```diff diff --git a/kernel/audit.c b/kernel/audit.c index c71bd26631a2..05a32f0d87dc 100644 --- a/kernel/audit.c +++ b/kernel/audit.c @@ -56,7 +56,6 @@ #include <net/netlink.h> #include <linux/skbuff.h> #include <linux/netlink.h> -#include <linux/inotify.h> #include <linux/freezer.h> #include <linux/tty.h> diff...
c23f3445e68e1db0e74099f264bc5ff5d55ebdeb
Analyze and fix the following issue in the Linux kernel code: vhost: replace vhost_workqueue with per-vhost kthread
Problem Details: Replace vhost_workqueue with per-vhost kthread. Other than callback argument change from struct work_struct * to struct vhost_work *, there's no visible change to vhost_poll_*() interface. This conversion is to make each vhost use a dedicated kthread so that resource control via cgroup can be applied...
```diff diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index f11e6bb5b036..d395b59289ae 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -302,54 +302,58 @@ static void handle_rx(struct vhost_net *net) unuse_mm(net->dev.mm); } -static void handle_tx_kick(struct work_struct *work) +static void h...
38faddb1afdd37218c196ac3db1cb5fbe7fc9c75
Analyze and fix the following issue in the Linux kernel code: ALSA: hda - Fix pin-detection of Nvidia HDMI
Problem Details: The behavior of Nvidia HDMI codec regarding the pin-detection unsol events is based on the old HD-audio spec, i.e. PD bit indicates only the update and doesn't show the current state. Since the current code assumes the new behavior, the pin-detection doesn't work relialby with these h/w. This patch a...
```diff diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 86067ee78632..2fc53961054e 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -52,6 +52,10 @@ struct hdmi_spec { */ struct hda_multi_out multiout; unsigned int codec_type; + + /* misc flags */ + /* PD bit ...
63818c448ac6f4dd75aa42997acaa746f86acb6b
Analyze and fix the following issue in the Linux kernel code: ALSA: hpimsgx: fix wrong sizeof
Problem Details: The correct size should be sizeof(gRESP_HPI_SUBSYS_FIND_ADAPTERS), sizeof(&gRESP_HPI_SUBSYS_FIND_ADAPTERS) is incorrect. Signed-off-by: Axel Lin <axel.lin@gmail.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
```diff diff --git a/sound/pci/asihpi/hpimsgx.c b/sound/pci/asihpi/hpimsgx.c index 2ee90dc3d897..f01ab964f602 100644 --- a/sound/pci/asihpi/hpimsgx.c +++ b/sound/pci/asihpi/hpimsgx.c @@ -741,7 +741,7 @@ static void HPIMSGX__reset(u16 adapter_index) hpi_init_response(&hr, HPI_OBJ_SUBSYSTEM, HPI_SUBSYS_FIND_ADAPTE...
79d3c2c2395a89a70d25f0c77c11afc87efab89b
Analyze and fix the following issue in the Linux kernel code: mx2_camera: fix type of dma buffer virtual address pointer
Problem Details: Signed-off-by: Baruch Siach <baruch@tkos.co.il> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
```diff diff --git a/drivers/media/video/mx2_camera.c b/drivers/media/video/mx2_camera.c index 98c93faa0c8d..026bef0ba403 100644 --- a/drivers/media/video/mx2_camera.c +++ b/drivers/media/video/mx2_camera.c @@ -238,7 +238,7 @@ struct mx2_camera_dev { u32 csicr1; - void __iomem *discard_buffer; + void *discar...
bd280635825a2b3981da63a54e38de97e87231b3
Analyze and fix the following issue in the Linux kernel code: ks8842: Fix warnings on 64-bit.
Problem Details: drivers/net/ks8842.c:922:26: warning: cast from pointer to integer of different size drivers/net/ks8842.c:940:17: warning: cast to pointer from integer of different size drivers/net/ks8842.c:963:17: warning: cast to pointer from integer of different size Signed-off-by: David S. Miller <davem@davemloft...
```diff diff --git a/drivers/net/ks8842.c b/drivers/net/ks8842.c index 3fe38c787f29..928b2b83cef5 100644 --- a/drivers/net/ks8842.c +++ b/drivers/net/ks8842.c @@ -919,7 +919,7 @@ static void ks8842_dealloc_dma_bufs(struct ks8842_adapter *adapter) static bool ks8842_dma_filter_fn(struct dma_chan *chan, void *filter_p...
ba01877f56c3244b21746d3f1537f7647ed97984
Analyze and fix the following issue in the Linux kernel code: macvlan: Fix rx counters update in macvlan_handle_frame()
Problem Details: Fix macvlan_handle_frame() to update the rx counters based on the return value of the vlan->receive call. Updated the patch to not do any packet count drops when the interface is down based on Herber'ts comments. Signed-off-by: Sridhar Samudrala <sri@us.ibm.com> Acked-by: Herbert Xu <herbert@gondor.a...
```diff diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 6e9da96a87b2..0ef0eb0db945 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -158,7 +158,8 @@ static struct sk_buff *macvlan_handle_frame(struct sk_buff *skb) const struct macvlan_dev *vlan; const struct macvlan_dev *src; str...
3eeb29972b1139f733f7269def527900729f4cc7
Analyze and fix the following issue in the Linux kernel code: stmmac: fix automatic PAD/FCS stripping
Problem Details: For Simple Ethernet frames (802.2 and 802.3) the GMAC Core never strips pad and fcs. This means the ACS has no effect on IPv4/6 frames. The FL bits, in the RDES0, include the FCS so the driver has to remove it in SW. For 802.3 frame format with LLC or LLC-SNAP, when set the ACS bit, the HW strips both ...
```diff diff --git a/drivers/net/stmmac/common.h b/drivers/net/stmmac/common.h index 144f76fd3e39..66b9da0260fe 100644 --- a/drivers/net/stmmac/common.h +++ b/drivers/net/stmmac/common.h @@ -108,6 +108,7 @@ enum rx_frame_status { /* IPC status */ good_frame = 0, discard_frame = 1, csum_none = 2, + llc_snap = 4, ...
ca09c9760101b607cd2282c45b342655e26fa683
Analyze and fix the following issue in the Linux kernel code: stmmac: fix timer setup when use dual mac Kconfig
Problem Details: The driver erroneously sets the tmrate to zero when the TMU initialisation fails. This actually generates problems while using the dual GMAC configuration. With this patch, enabling both the dual gmac and the timer optimisation, the first interface opened will use the tmu channel 2, the second one won...
```diff diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c index 0bdd3326c94a..1083334ccd21 100644 --- a/drivers/net/stmmac/stmmac_main.c +++ b/drivers/net/stmmac/stmmac_main.c @@ -829,7 +829,6 @@ static int stmmac_open(struct net_device *dev) * In case of failure continue without timer...
5d1e859c5b600c491336f023a2f2105c24597226
Analyze and fix the following issue in the Linux kernel code: bnx2x: Create separate folder for bnx2x driver
Problem Details: This commit includes files movement to newly created folder using git-mv command and fixes references in cnic and bnx2x code to each other. files moved using following: #!/bin/bash mkdir drivers/net/bnx2x/ list=$(cd drivers/net/ && ls bnx2x*.[ch]) for f in $list; do git mv -f drivers/net/$f dr...
```diff diff --git a/drivers/net/Makefile b/drivers/net/Makefile index ce555819c8fc..56e8c27f77ce 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -84,8 +84,7 @@ obj-$(CONFIG_FEALNX) += fealnx.o obj-$(CONFIG_TIGON3) += tg3.o obj-$(CONFIG_BNX2) += bnx2.o obj-$(CONFIG_CNIC) += cnic.o -obj-$(CONFIG_BNX2X...
4ebaa4edf8799cab19d5a0642dc95f04fd284e06
Analyze and fix the following issue in the Linux kernel code: Bluetooth: Fix kfree() => kfree_skb() in hci_ath.c
Problem Details: sk_buffs have to be freed with kfree_skb() instead of kfree(). Signed-off-by: Dan Carpenter <error27@gmail.com> Acked-by: Gustavo F. Padovan <padovan@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
```diff diff --git a/drivers/bluetooth/hci_ath.c b/drivers/bluetooth/hci_ath.c index b941dd5dc981..6a160c17ea94 100644 --- a/drivers/bluetooth/hci_ath.c +++ b/drivers/bluetooth/hci_ath.c @@ -163,7 +163,7 @@ static int ath_enqueue(struct hci_uart *hu, struct sk_buff *skb) struct ath_struct *ath = hu->priv; if (bt_...
6a99ad4a2e1b1693ffe8e40cc0dddfc633ce2a50
Analyze and fix the following issue in the Linux kernel code: gpio: fix spurious printk when freeing a gpio
Problem Details: When freeing a gpio that has not been exported, gpio_unexport() prints a debug message when it should just fall through silently. Example spurious message: gpio_unexport: gpio0 status -22 Signed-off-by: Jon Povey <jon.povey@racelogic.co.uk> Cc: David Brownell <david-b@pacbell.net> Acked-by: Uwe Kle...
```diff diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 3ca36542e338..4e51fe3c1fc4 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -893,10 +893,12 @@ EXPORT_SYMBOL_GPL(gpio_sysfs_set_active_low); void gpio_unexport(unsigned gpio) { struct gpio_desc *desc; - int status = -EIN...
952e1c6632ab5060a2323624d2908f31d62fc0a3
Analyze and fix the following issue in the Linux kernel code: edac: mpc85xx: fix coldplug/hotplug module autoloading
Problem Details: The MPC85xx EDAC driver is missing module device aliases, so the driver won't load automatically on boot. This patch fixes the issue by adding proper MODULE_DEVICE_TABLE() macros. Signed-off-by: Anton Vorontsov <avorontsov@mvista.com> Cc: Doug Thompson <dougthompson@xmission.com> Cc: Peter Tyser <pty...
```diff diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c index f39b00a46eda..1052340e6802 100644 --- a/drivers/edac/mpc85xx_edac.c +++ b/drivers/edac/mpc85xx_edac.c @@ -336,6 +336,7 @@ static struct of_device_id mpc85xx_pci_err_of_match[] = { }, {}, }; +MODULE_DEVICE_TABLE(of, mpc85xx_pci_err...
2884fce165047db7df422e52a672970fa09c87b5
Analyze and fix the following issue in the Linux kernel code: drivers/rtc/rtc-rx8581.c: fix setdatetime
Problem Details: Fix the logic while writing new date/time to the chip. The driver incorrectly wrote back register values to different registers and even with wrong mask. The patch adds clearing of the VLF register, which should be cleared if all date/time values are set. Signed-off-by: Rudolf Marek <rudolf.marek@sy...
```diff diff --git a/drivers/rtc/rtc-rx8581.c b/drivers/rtc/rtc-rx8581.c index 9718aaaa8215..600b890a3c15 100644 --- a/drivers/rtc/rtc-rx8581.c +++ b/drivers/rtc/rtc-rx8581.c @@ -168,7 +168,7 @@ static int rx8581_set_datetime(struct i2c_client *client, struct rtc_time *tm) return -EIO; } - err = i2c_smbus_write_...
b82bab4bbe9efa7bc7177fc20620fff19bd95484
Analyze and fix the following issue in the Linux kernel code: dynamic debug: move ddebug_remove_module() down into free_module()
Problem Details: The command echo "file ec.c +p" >/sys/kernel/debug/dynamic_debug/control causes an oops. Move the call to ddebug_remove_module() down into free_module(). In this way it should be called from all error paths. Currently, we are missing the remove if the module init routine fails. Signed-off-by: Ja...
```diff diff --git a/kernel/module.c b/kernel/module.c index 5d2d28197c82..6c562828c85c 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -787,7 +787,6 @@ SYSCALL_DEFINE2(delete_module, const char __user *, name_user, /* Store the name of the last unloaded module for diagnostic purposes */ strlcpy(last_unload...
03066f23452ff088ad8e2c8acdf4443043f35b51
Analyze and fix the following issue in the Linux kernel code: ceph: use complete_all and wake_up_all
Problem Details: This fixes an issue triggered by running concurrent syncs. One of the syncs would go through while the other would just hang indefinitely. In any case, we never actually want to wake a single waiter, so the *_all functions should be used. Signed-off-by: Yehuda Sadeh <yehuda@hq.newdream.net> Signed-off...
```diff diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c index 6afc1affb50a..b81be9a56487 100644 --- a/fs/ceph/caps.c +++ b/fs/ceph/caps.c @@ -627,7 +627,7 @@ retry: if (fmode >= 0) __ceph_get_fmode(ci, fmode); spin_unlock(&inode->i_lock); - wake_up(&ci->i_cap_wq); + wake_up_all(&ci->i_cap_wq); return 0; } @@ -...
0bbdf6cba0fb730ae2f2cfd5ead3d1e2e5498ddc
Analyze and fix the following issue in the Linux kernel code: Bluetooth: Fix permission of hci_ath.c
Problem Details: .c file shall not have the 'x' permission. Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
```diff diff --git a/drivers/bluetooth/hci_ath.c b/drivers/bluetooth/hci_ath.c old mode 100755 new mode 100644 ```
073730d771d97bb5bbef080bd5d6d0a5af7cba7d
Analyze and fix the following issue in the Linux kernel code: wireless: Convert wiphy_debug macro to function
Problem Details: Save a few bytes of text (allyesconfig) $ size drivers/net/wireless/built-in.o* text data bss dec hex filename 3924568 100548 871056 4896172 4ab5ac drivers/net/wireless/built-in.o.new 3926520 100548 871464 4898532 4abee4 drivers/net/wireless/built-in.o.old $ size net/wireless/...
```diff diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 7fe774c2d43d..ae80f8fb17fe 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -2442,8 +2442,9 @@ void cfg80211_cqm_rssi_notify(struct net_device *dev, wiphy_printk(KERN_NOTICE, wiphy, format, ##args) #define wiphy_info(wiphy,...
0bb6408777227fcf5136e28aec29438606d5ac82
Analyze and fix the following issue in the Linux kernel code: libertas: convert PS_MODE to a direct command
Problem Details: Powersave looks like it got broken at some point but we'll fix that up when the command submission stuff is more understandable, which this series helps to do. That said, this patch should not further break powersave. Signed-off-by: Dan Williams <dcbw@redhat.com> Signed-off-by: John W. Linville <linv...
```diff diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c index 2c96cf3400c9..5c7bb3551fb5 100644 --- a/drivers/net/wireless/libertas/cmd.c +++ b/drivers/net/wireless/libertas/cmd.c @@ -230,42 +230,49 @@ int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria, } EXPORT_...
1279f5edb6d25f2a955696fdec1ac96ca5bcb121
Analyze and fix the following issue in the Linux kernel code: rt2500usb: write keys to proper registers
Problem Details: Fix rt2500usb hardware encryption broken by commit 96b61bafe22b2f2abcc833d651739edb977f1b1e "rt2x00: Clean up USB vendor request buffer functions" Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Acked-by: Ivo van Doorn <IvDoorn@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
```diff diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 242d59558b79..27942455ddcc 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -376,7 +376,7 @@ static int rt2500usb_config_key(struct rt2x00_dev *rt2x00dev, ...
812c7c35a0fb6081e492cfa890947c54fe5844fd
Analyze and fix the following issue in the Linux kernel code: ath9k: Fix incorrect user ratekbs of MCS15 ShortGI
Problem Details: The user ratekbs of MCS15 ShortGI is incorrect and can not be lesser than MCS15 rate. This incorrect rate may affect switching to higher rates as the rate control algorithm always finds MCS15 is better than MCS15 ShortGI and results in lower throughput. Fix this by feeding the correct user ratekbs for ...
```diff diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c index 7b63958b8926..5c9df3b2104d 100644 --- a/drivers/net/wireless/ath/ath9k/rc.c +++ b/drivers/net/wireless/ath/ath9k/rc.c @@ -74,7 +74,7 @@ static const struct ath_rate_table ar5416_11na_ratetable = { [24] = { RC_HT_DT_2...
32162a4dab0e6a4ca7f886a01173b5f9b80843be
Analyze and fix the following issue in the Linux kernel code: mac80211: Fix key freeing to handle unlinked keys
Problem Details: Key locking simplification removed key->sdata != NULL verification from ieee80211_key_free(). While that is fine for most use cases, there is one path where this function can be called with an unlinked key (i.e., key->sdata == NULL && key->local == NULL). This results in a NULL pointer dereference with...
```diff diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index b769567949be..dab6b8efe5fa 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -158,7 +158,7 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev, if (mac_addr) { sta = sta_info_get_bss(sdata, mac_addr); if (!sta) ...
3924865f7def7c1b46c0e47f058eb8173c72a16d
Analyze and fix the following issue in the Linux kernel code: Staging: usbip: fix up build error
Problem Details: This dma flag is no longer in the kernel. Remove it as it's pointless and it causes a build error. Cc: Endre Kollar <taxy443@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
```diff diff --git a/drivers/staging/usbip/stub_rx.c b/drivers/staging/usbip/stub_rx.c index 3e9d46358dde..3de6fd2539dc 100644 --- a/drivers/staging/usbip/stub_rx.c +++ b/drivers/staging/usbip/stub_rx.c @@ -457,8 +457,8 @@ static void masking_bogus_flags(struct urb *urb) } /* enforce simple/standard policy */ - a...
b7a937e90c3631cf3662a518cf2e4bf07f72967c
Analyze and fix the following issue in the Linux kernel code: Staging: usbip: Filtering illegal flags from remote driver
Problem Details: The usb_submit_urb function in debug mode monitors the bogus flags. The client driver errors should not be conveyed to the local USB device. Signed-off-by: Endre Kollar <taxy443@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
```diff diff --git a/drivers/staging/usbip/stub_rx.c b/drivers/staging/usbip/stub_rx.c index c6022602749e..3e9d46358dde 100644 --- a/drivers/staging/usbip/stub_rx.c +++ b/drivers/staging/usbip/stub_rx.c @@ -424,6 +424,60 @@ static int get_pipe(struct stub_device *sdev, int epnum, int dir) return 0; } +static void ...
aa5873e96271611ae55586f65e49ea1fab90cb88
Analyze and fix the following issue in the Linux kernel code: Staging: usbip: fix multiple interfaces
Problem Details: The stub_probe function instantiates an stub_dev object for all interfaces. Wich causes a problem. The stub_dev object belongs to their own interfaces. This patch creates the sdev object at the first stub_probe call, the other calls associate the interfaces to this. Signed-off-by: Endre Kollar <taxy...
```diff diff --git a/drivers/staging/usbip/stub.h b/drivers/staging/usbip/stub.h index 022d0649ac5e..30dbfb6d16f2 100644 --- a/drivers/staging/usbip/stub.h +++ b/drivers/staging/usbip/stub.h @@ -25,6 +25,11 @@ #include <linux/module.h> #include <linux/net.h> +#define STUB_BUSID_OTHER 0 +#define STUB_BUSID_REMOV 1 +...
33fea794b9deeb8ffb77e284eb37375b8f45a2c4
Analyze and fix the following issue in the Linux kernel code: [S390] etr: fix clock synchronization race
Problem Details: The etr events switch-to-local and sync-check disable the synchronous clock and schedule a work queue that tries to get the clock back into sync. If another switch-to-local or sync-check event occurs while the work queue function etr_work_fn still runs the eacr.es bit and the clock_sync_word can become...
```diff diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c index a2163c95eb98..15a7536452d5 100644 --- a/arch/s390/kernel/time.c +++ b/arch/s390/kernel/time.c @@ -524,8 +524,11 @@ void etr_switch_to_local(void) if (!etr_eacr.sl) return; disable_sync_clock(NULL); - set_bit(ETR_EVENT_SWITCH_LOCAL, &etr...
f5cdac274c62ab61874374abb60f2310ab979295
Analyze and fix the following issue in the Linux kernel code: [S390] Fix IRQ tracing in case of PER
Problem Details: In case user space is single stepped (PER) the program check handler claims too early that IRQs are enabled on the return path. Subsequent checks will notice that the IRQ mask in the PSW and what lockdep thinks the IRQ mask should be do not correlate and therefore will print a warning to the console an...
```diff diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index d5e3e6007447..bea9ee37ac9d 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S @@ -535,8 +535,16 @@ pgm_no_vtime2: l %r3,__LC_PGM_ILC # load program interruption code la %r8,0x7f nr %r8,%r3 # clear per-event-bit and ...
beabe7c18338a5112fbca9a6dbcc921f9cce6325
Analyze and fix the following issue in the Linux kernel code: [SCSI] qla4xxx: Fix the freeing of the buffer allocated for DMA
Problem Details: Fixed the DMA allocated memory freeing which wasn't taken care in many cases. Signed-off-by: Prasanna Mumbai <prasanna.mumbai@qlogic.com> Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com> Signed-off-by: Ravi Anand <ravi.anand@qlogic.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Sign...
```diff diff --git a/drivers/scsi/qla4xxx/ql4_init.c b/drivers/scsi/qla4xxx/ql4_init.c index d5254054b2c8..4a332c32d71e 100644 --- a/drivers/scsi/qla4xxx/ql4_init.c +++ b/drivers/scsi/qla4xxx/ql4_init.c @@ -444,17 +444,17 @@ static struct ddb_entry* qla4xxx_get_ddb_entry(struct scsi_qla_host *ha, if (fw_ddb_entry == ...
ab2a9ba189e889b3e8990e52e90d2cd9606b2aa1
Analyze and fix the following issue in the Linux kernel code: [SCSI] bfa: add debugfs support
Problem Details: - Add debugfs support to obtain firmware trace, driver trace and read/write to registers. - debugfs hierarchy: /sys/kernel/debug/bfa/host# where the host number corresponds to the one under /sys/class/scsi_host/host# - Following are the new debugfs entries added: drvtrc: collect current driv...
```diff diff --git a/drivers/scsi/bfa/Makefile b/drivers/scsi/bfa/Makefile index 17e06cae71b2..ac3fdf02d5f6 100644 --- a/drivers/scsi/bfa/Makefile +++ b/drivers/scsi/bfa/Makefile @@ -1,7 +1,7 @@ obj-$(CONFIG_SCSI_BFA_FC) := bfa.o bfa-y := bfad.o bfad_intr.o bfad_os.o bfad_im.o bfad_attr.o bfad_fwimg.o - +bfa-y += b...
c54d557c3f6a7bbf833a8f9cffad88f34513a7c4
Analyze and fix the following issue in the Linux kernel code: [SCSI] bfa: vport fixes
Problem Details: This patch fixes 3 bugs in vport create/delete. 1) Replace scsi_add_host() with scsi_add_host_with_dma() 2) Fix rmmod hang when there are vports configured. This is due to a race condition between the workqueue destroy in pci remove context and the vport delete works being handled. The fix is to use a ...
```diff diff --git a/drivers/scsi/bfa/bfad_attr.c b/drivers/scsi/bfa/bfad_attr.c index 871a30363560..0818eb07ef88 100644 --- a/drivers/scsi/bfa/bfad_attr.c +++ b/drivers/scsi/bfa/bfad_attr.c @@ -473,8 +473,11 @@ bfad_im_vport_delete(struct fc_vport *fc_vport) rc = bfa_fcs_vport_delete(&vport->fcs_vport); spin_unloc...
8a4adf1c906ee07a01cb47297130a71489f2e4f0
Analyze and fix the following issue in the Linux kernel code: [SCSI] bfa: fix wrong arg to callback
Problem Details: This patch fixes the issue of passing wrong argument to callback function. Signed-off-by: Jing Huang <huangj@brocade.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/bfa/bfa_port.c b/drivers/scsi/bfa/bfa_port.c index 6773e2282ddc..c7e69f1e56e3 100644 --- a/drivers/scsi/bfa/bfa_port.c +++ b/drivers/scsi/bfa/bfa_port.c @@ -407,7 +407,7 @@ bfa_port_hbfail(void *arg) */ if (port->stats_busy) { if (port->stats_cbfn) - port->stats_cbfn(port->de...
56d218fc93ede28a2a5b71c5db334f193b39988f
Analyze and fix the following issue in the Linux kernel code: [SCSI] bfa: fix possible IO double completion
Problem Details: While processing the ioim in callback functions, the ioim is still in io_q. During this time, if the itnim goes offline, the ioim is requeued from itnim->io_q into itnim->delay_comp_q although the request is already completed. This results in requeing the ioim into the callback queue if the ioim is not...
```diff diff --git a/drivers/scsi/bfa/bfa_ioim.c b/drivers/scsi/bfa/bfa_ioim.c index 680b87d8f0d9..4148ae09f998 100644 --- a/drivers/scsi/bfa/bfa_ioim.c +++ b/drivers/scsi/bfa/bfa_ioim.c @@ -133,6 +133,8 @@ bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) case BFA_IOIM_SM_IOTOV: bfa_sm_set_...
db954c04cbebd7d719927118c7f58eddd8dd9913
Analyze and fix the following issue in the Linux kernel code: [SCSI] bfa: fix link state structure
Problem Details: When the FCoE Linkup event is sent to the host, the link_state (struct bfa_pport_link_s) structure is copied to the RME buf to be sent to the host. But the size of this structure(164 bytes) is larger than the reserved RME buffer size(128 byes). The following changes reduce the size of the structure to ...
```diff diff --git a/drivers/scsi/bfa/bfa_fcport.c b/drivers/scsi/bfa/bfa_fcport.c index e0e7a0dda545..c855e225af16 100644 --- a/drivers/scsi/bfa/bfa_fcport.c +++ b/drivers/scsi/bfa/bfa_fcport.c @@ -311,10 +311,12 @@ bfa_fcport_sm_linkdown(struct bfa_fcport_s *fcport, if (!bfa_ioc_get_fcmode(&fcport->bfa->ioc)) { ...
4b5e759dca9fb26d921c1267283350004dbf197b
Analyze and fix the following issue in the Linux kernel code: [SCSI] bfa: fix uf post and rport fcpim state machine
Problem Details: BFA UF module did not hold lock when seding uf post buffer message to firmware causing CPE-Q corruption. Fix is to check present of FCS and if FCS present hold lock while posting UF buffers. Handle PRLO with sending acc to it and relogin with rport. Discard fcxp before any state change. Signed-off-by...
```diff diff --git a/drivers/scsi/bfa/bfa_uf.c b/drivers/scsi/bfa/bfa_uf.c index b2a37fc952de..b9a9a686ef6a 100644 --- a/drivers/scsi/bfa/bfa_uf.c +++ b/drivers/scsi/bfa/bfa_uf.c @@ -251,7 +251,10 @@ uf_recv(struct bfa_s *bfa, struct bfi_uf_frm_rcvd_s *m) (struct fchs_s *) buf, pld_w0); } - bfa_cb_queue(...
df2a52a6c8c4995e0bec0b739ddb2f51664837dd
Analyze and fix the following issue in the Linux kernel code: [SCSI] bfa: fix chip and memory initialization
Problem Details: Clear PSS memory reset that is set as part of power-on-reset (pci reset). Complete PMM memory reset before BISTR start. Clear EDRAM BISTR start bit after fixed delay. BISTR DONE bit status is not getting set. Use a fixed 1ms delay for BISTR now. Expose PMM IT memory definitions to host. Signed-off-by:...
```diff diff --git a/drivers/scsi/bfa/bfa_ioc_ct.c b/drivers/scsi/bfa/bfa_ioc_ct.c index 17bd1513b34e..68f027da001e 100644 --- a/drivers/scsi/bfa/bfa_ioc_ct.c +++ b/drivers/scsi/bfa/bfa_ioc_ct.c @@ -376,10 +376,35 @@ bfa_ioc_ct_pll_init(struct bfa_ioc_s *ioc) bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, pll_fclk...
41188cf5a60a24bf54df5be70142f0928f413788
Analyze and fix the following issue in the Linux kernel code: [SCSI] bfa: fix prli retry issues
Problem Details: Add a max retry limit for PRLI retries. Max retry limit (5) is same as used in rport PLOGI. Once the retries are exhausted, invoke rport offline so that existing logic of rport re-discovery can kick-in. Also fixed a bug in rport.c where one less retry was happening. Signed-off-by: Jing Huang <huangj@b...
```diff diff --git a/drivers/scsi/bfa/fcpim.c b/drivers/scsi/bfa/fcpim.c index 7a0207e56693..d090f7a6368a 100644 --- a/drivers/scsi/bfa/fcpim.c +++ b/drivers/scsi/bfa/fcpim.c @@ -110,6 +110,7 @@ bfa_fcs_itnim_sm_offline(struct bfa_fcs_itnim_s *itnim, switch (event) { case BFA_FCS_ITNIM_SM_ONLINE: bfa_sm_set_stat...
c507341713114e2510ad7621088b359367adf1ce
Analyze and fix the following issue in the Linux kernel code: [SCSI] bfa: fix rport speed setting
Problem Details: When a rport goes offline, its speed setting was not reset. Subsequently, if the rport was not deleted due to it coming back online within rport del timeout, previously discovered speed would continue to show up. The fix is to reset the speed when processing rport offline transition. In rport attribut...
```diff diff --git a/drivers/scsi/bfa/lport_api.c b/drivers/scsi/bfa/lport_api.c index d3907d184e2b..72b3f508d0e9 100644 --- a/drivers/scsi/bfa/lport_api.c +++ b/drivers/scsi/bfa/lport_api.c @@ -137,6 +137,8 @@ bfa_fcs_port_get_rports(struct bfa_fcs_port_s *port, wwn_t rport_wwns[], /* * Iterate's through all the rp...
7c8146510c9cacdaaeb273b5fef6b9201d933bc1
Analyze and fix the following issue in the Linux kernel code: [SCSI] bfa: fix interrupt coalescing setting
Problem Details: Do not update the coalesce flag of the intr_attr struct in driver config area on config response. This is to prevent the coalesce flag being reported as on after an ioc disable/enable even if it was set to off before disable. Signed-off-by: Jing Huang <huangj@brocade.com> Signed-off-by: James Bottoml...
```diff diff --git a/drivers/scsi/bfa/bfa_iocfc.c b/drivers/scsi/bfa/bfa_iocfc.c index 6f54bea356c6..0776d74d40de 100644 --- a/drivers/scsi/bfa/bfa_iocfc.c +++ b/drivers/scsi/bfa/bfa_iocfc.c @@ -113,7 +113,6 @@ bfa_iocfc_send_cfg(void *bfa_arg) bfa_assert(cfg->fwcfg.num_cqs <= BFI_IOC_MAX_CQS); bfa_trc(bfa, cfg->fw...
b85d045ee866011df535565bf12d684e8e5b7a9d
Analyze and fix the following issue in the Linux kernel code: [SCSI] bfa: statistics and typo fix
Problem Details: - Added time stamp for fcport stats reset - Added new fileds to the statistics data structures. - Typo removal and minor cleanup. Signed-off-by: Jing Huang <huangj@brocade.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/bfa/bfa_fcpim_priv.h b/drivers/scsi/bfa/bfa_fcpim_priv.h index 5cf418460f75..3db39da72427 100644 --- a/drivers/scsi/bfa/bfa_fcpim_priv.h +++ b/drivers/scsi/bfa/bfa_fcpim_priv.h @@ -141,6 +141,7 @@ struct bfa_itnim_s { struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */ ...
15b64a835def4c784c6e62ad762677f5cb56eba2
Analyze and fix the following issue in the Linux kernel code: [SCSI] bfa: ioc attributes fix
Problem Details: This patch fixes the APIs to obtain ioc attributes - fix API to obtain wwpn, wwnn, and mac. - add API to get mfg wwpn, wwnn, and mac. - fix API to obtain wwn of boot target. Signed-off-by: Jing Huang <huangj@brocade.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/bfa/bfa_fcport.c b/drivers/scsi/bfa/bfa_fcport.c index 4961b8da9127..d28b721acaf8 100644 --- a/drivers/scsi/bfa/bfa_fcport.c +++ b/drivers/scsi/bfa/bfa_fcport.c @@ -1569,6 +1569,9 @@ bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_pport_attr_s *attr) attr->nwwn = fcport->nwwn; at...
1769f990fc182695bc215ce4369688064addcd1e
Analyze and fix the following issue in the Linux kernel code: [SCSI] bfa: vport state machine fix
Problem Details: Vport state machine does not cleanup associated lport in some states: while waiting for fdisc response or fdisc failure state. The fixe is to cleanup lport on vport delete in all states. In fdisc state, discard fdisc response and delete lport and wait for lport deletecompletion. in error state, delete...
```diff diff --git a/drivers/scsi/bfa/vport.c b/drivers/scsi/bfa/vport.c index f14e9f2d2c30..66f30a0d61e0 100644 --- a/drivers/scsi/bfa/vport.c +++ b/drivers/scsi/bfa/vport.c @@ -218,9 +218,9 @@ bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport, switch (event) { case BFA_FCS_VPORT_SM_DELETE: - bfa_sm_set_stat...
3cb5469a2ab4b87a7c63dd218fdc1625bc73eccc
Analyze and fix the following issue in the Linux kernel code: [SCSI] mpt2sas: driver fails to recover from injected PCIe bus errors
Problem Details: fixes surrounding PCIe enhanced error handling: (1) We need to reject all request generated internaly inside the driver as well as request arriving from the scsi mid layer when PCIe EEH is active. The fix is to add a per adapter flag called pci_error_recovery which is checked thru out the driver when ...
```diff diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c index 1f22a764927a..57bcd5c9dcff 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.c +++ b/drivers/scsi/mpt2sas/mpt2sas_base.c @@ -1311,6 +1311,9 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc) printk(MPT2SAS_INFO_F...
e37d2c4791480e27c2e2e4a556e4d2ba1d353ff8
Analyze and fix the following issue in the Linux kernel code: [SCSI] bnx2i: Fine tuned conn destroy and context destroy timeout values
Problem Details: Added variables to separate the fine tuned timeout values for connection destroy and context destroy for both 1g and 10g devices. v2: Extended the 5771X disconnect timeout from 10s to 20s as the firmware has a retransmission timeout of 16s. This fixes one of the iscsi_endpoint leak issues when the ta...
```diff diff --git a/drivers/scsi/bnx2i/bnx2i.h b/drivers/scsi/bnx2i/bnx2i.h index fed1a686da67..69febb6f958b 100644 --- a/drivers/scsi/bnx2i/bnx2i.h +++ b/drivers/scsi/bnx2i/bnx2i.h @@ -308,6 +308,8 @@ struct iscsi_cid_queue { * @dummy_buf_dma: DMA address of 'dummy_buffer' memory buffer * @lock: ...
9ab98f57b3e1d73cd0720d29c21b687ba609cde9
Analyze and fix the following issue in the Linux kernel code: [SCSI] scsi_debug: fix map_region and unmap_region oops
Problem Details: map_region and unmap_region could access to invalid memory area since they don't check the size boundary. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Douglas Gilbert <dgilbert@interlog.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index 136329b4027b..b02bdc6c2cd1 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -1991,7 +1991,8 @@ static void map_region(sector_t lba, unsigned int len) block = lba + alignment; rem = do_div(block, granularity);...
b0f56d3d6becfb338a41615d6ce43d41547502c3
Analyze and fix the following issue in the Linux kernel code: [SCSI] ipr: add support for new Obsidian-E embedded adapter
Problem Details: This patch allows the driver to recognize a new Obsidian-E based adapter that uses a new subsystem ID. This patch also fixes a few tab/space problems. Signed-off-by: Wayne Boyer <wayneb@linux.vnet.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index db205c9d42d1..ce839c8eeea3 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -8891,6 +8891,8 @@ static struct pci_device_id ipr_pci_table[] __devinitdata = { IPR_USE_LONG_TRANSOP_TIMEOUT }, { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSI...
24ae163ed33d2b8a70d2f0b1947b401d0a8e8719
Analyze and fix the following issue in the Linux kernel code: [SCSI] mvsas: fix potential NULL dereference
Problem Details: Stanse found that in mvs_abort_task, mvi_dev is dereferenced earlier than tested for being NULL. Move the assignment below the test. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c index f5e321791903..cab924239862 100644 --- a/drivers/scsi/mvsas/mv_sas.c +++ b/drivers/scsi/mvsas/mv_sas.c @@ -1640,7 +1640,7 @@ int mvs_abort_task(struct sas_task *task) struct mvs_tmf_task tmf_task; struct domain_device *dev = task->d...
e4bf25fbcc64a87d7dc1d3318ca56c28382757e2
Analyze and fix the following issue in the Linux kernel code: [SCSI] scsi:hosts.c Fix warning: variable 'rval' set but not used
Problem Details: The below patch fixes a warning message generated by gcc 4.6.0 CC drivers/scsi/hosts.o drivers/scsi/hosts.c: In function 'scsi_host_alloc': drivers/scsi/hosts.c:328:6: warning: variable 'rval' set but not used Fix this by removing the rval but placing a printk warning where it would have been s...
```diff diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index 6660fa92ffa1..a2b1414da288 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -325,7 +325,6 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize) { struct Scsi_Host *shost; gfp_t gfp_mask = GFP_KERNEL; ...
6e49949c5e9e04d64e16df3723dd3f5bd25a29e2
Analyze and fix the following issue in the Linux kernel code: [SCSI] Log msg when getting Unit Attention
Problem Details: If the user accidentally changes LUN mappings or it occurs due to a bug, then it can cause data corruption that can take months and months to track down. This patch adds a log message when getting REPORT_LUNS_DATA_CHANGED and it adds a generic message for other Unit Attentions with asc == 0x3f. We are...
```diff diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index a5d630f5f519..c60cffbefa3c 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -307,6 +307,19 @@ static int scsi_check_sense(struct scsi_cmnd *scmd) (sshdr.asc == 0x04) && (sshdr.ascq == 0x02)) return FAILE...
3e84beba608dee5a7c7711a3503eb2f335c78fca
Analyze and fix the following issue in the Linux kernel code: [SCSI] mptsas: fixed hot-removal processing
Problem Details: This patch fixes mptsas disk hot-removal processing. The hot-removal processing doesn't complete because of this condition. drivers/message/fusion/mptsas.c: mptsas_taskmgmt_complete() if ((mptsas_find_vtarget(ioc, channel, id)) && !ioc->fw_events_off) mptsas_queue_device_delete(...); mpts...
```diff diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c index f42781b92bdd..46cc90c9bfc6 100644 --- a/drivers/message/fusion/mptsas.c +++ b/drivers/message/fusion/mptsas.c @@ -1261,7 +1261,7 @@ mptsas_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) * enable wo...
a91c1be21704113b023919826c6d531da46656ef
Analyze and fix the following issue in the Linux kernel code: [SCSI] enclosure: fix error path - actually return ERR_PTR() on error
Problem Details: we also need to clean up and free the cdev. Reported-by: Jani Nikula <ext-jani.1.nikula@nokia.com> Cc: Stable Tree <stable@kernel.org> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/misc/enclosure.c b/drivers/misc/enclosure.c index 48c84a58163e..00e5fcac8fdf 100644 --- a/drivers/misc/enclosure.c +++ b/drivers/misc/enclosure.c @@ -285,8 +285,11 @@ enclosure_component_register(struct enclosure_device *edev, cdev->groups = enclosure_groups; err = device_register(cde...
f3a9c4d76a955e331e88992cd3b1e1498c231d52
Analyze and fix the following issue in the Linux kernel code: [SCSI] ibmvscsi: Fix possible request_limit issue
Problem Details: If we encounter an error when sending a management datagram (i.e. non SCSI command, such as virtual adapter initialization command), we end up incrementing the request_limit, even though we don't decrement it for these commands. Fix this up by doing this increment in the error path for SRP commands onl...
```diff diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index 83b5a174164c..4f906efb1519 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -548,6 +548,7 @@ static int ibmvscsi_send_srp_event(struct srp_event_struct *evt_struct, u64 *crq_as_u64 = (...
1117ef8aed95521f46dae3052c7120baae48c2bb
Analyze and fix the following issue in the Linux kernel code: [SCSI] ibmvscsi: Fix error path deadlock
Problem Details: Fixes a deadlock that can occur if we hit a command timeout during the virtual adapter initialization. The event done functions are written with the assumption that no locks are held, however, when purging requests this is not true. Fix up the purge function to drop the lock so that the done function i...
```diff diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index e50fad96329c..83b5a174164c 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -474,23 +474,26 @@ static int map_data_for_srp_cmd(struct scsi_cmnd *cmd, */ static void purge_requests(str...
0f33ece5bc3d5a9567b65cfbc736e8f206ecfc7b
Analyze and fix the following issue in the Linux kernel code: [SCSI] ibmvscsi: Fix softlockup on resume
Problem Details: This fixes a softlockup seen on resume. During resume, the CRQ must be reenabled. However, the H_ENABLE_CRQ hcall used to do this may return H_BUSY or H_LONG_BUSY. When this happens, the caller is expected to retry later. This patch changes a simple loop, which was causing the softlockup, to a loop at ...
```diff diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index aad35cc41e49..e50fad96329c 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -73,6 +73,7 @@ #include <linux/slab.h> #include <linux/of.h> #include <linux/pm.h> +#include <linux/kthread...
73ee5d8672871bd69077ca71e7208a36bfa6343c
Analyze and fix the following issue in the Linux kernel code: [SCSI] ibmvfc: Fix soft lockup on resume
Problem Details: This fixes a softlockup seen on resume. During resume, the CRQ must be reenabled. However, the H_ENABLE_CRQ hcall used to do this may return H_BUSY or H_LONG_BUSY. When this happens, the caller is expected to retry later. Normally the H_ENABLE_CRQ succeeds relatively soon. However, we have seen cases w...
```diff diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index fef49521cbc3..d6fcb3f43969 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -504,12 +504,23 @@ static void ibmvfc_set_host_action(struct ibmvfc_host *vhost, if (vhost->action == IBMVFC_HOST_A...
cc7e9f5f9999d9c015686ab4a622e1fb529391eb
Analyze and fix the following issue in the Linux kernel code: [SCSI] mptfusion: Added code for occationally SATA hotplug failure.
Problem Details: Issue: SATA hotplug does not work sometimes. At the time of ADD device/ADD phys disk, drive may fail to add SATA device due to temporary SAS Address for SATA device generated by firmware. Final SAS address for SATA driver will be generated only after disk spinup is done. This may take some times for sl...
```diff diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c index a94655162347..f42781b92bdd 100644 --- a/drivers/message/fusion/mptsas.c +++ b/drivers/message/fusion/mptsas.c @@ -4210,6 +4210,7 @@ mptsas_hotplug_work(MPT_ADAPTER *ioc, struct fw_event_work *fw_event, struct mptsas_devinfo s...
1bbfa378afbf8a8bfa6f6523e4965398a578ad10
Analyze and fix the following issue in the Linux kernel code: [SCSI] mpt2sas: Copy message frame before releasing to free pool to have a local reference.
Problem Details: Current driver is not clearing the per device tm_busy flag following the Task Mangement request completion from the IOCTL path. When this flag is set, the IO queues are frozen. The reason the flag didn't get cleared is becuase the driver is referencing memory associated to the mpi request following ...
```diff diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.c b/drivers/scsi/mpt2sas/mpt2sas_ctl.c index c3f34a76913b..55ac1cb34778 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_ctl.c +++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.c @@ -626,7 +626,7 @@ static long _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, struct mpt2_ioctl_...
d417d1c3a3c3b4d89a285f82a4e7710372e40a24
Analyze and fix the following issue in the Linux kernel code: [SCSI] mpt2sas: Add additional check for responding volumes after Host Reset
Problem Details: ISSUE DESCRIPTION: This test case involves creating two RAID1 volumes, then simultaneiously issue host reset and pull all the drives associated to the 1st raid volume. The observed behavour is the physical drives are removed, however the volume remains. The expected behavour is the volume as well a...
```diff diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c index b327d60fad1b..228961b94a68 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c +++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c @@ -5952,6 +5952,7 @@ static void _scsih_search_responding_raid_devices(struct MPT2SAS_ADAPTER *...
f3eedd698ebafd0fe8a292672604a2db61c2c00a
Analyze and fix the following issue in the Linux kernel code: [SCSI] mpt2sas: Redesign Raid devices event handling using pd_handles per HBA
Problem Details: Actual problem : Driver may receiving the top level expander removal event prior to all the individual PD removal events, hence the driver is breaking down all the PDs in advanced to the actaul PD UNHIDE event. Driver sends multiple Target Resets to the same volume handle for each individual PD remova...
```diff diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c index 3774b0742b2b..bb8acf781690 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.c +++ b/drivers/scsi/mpt2sas/mpt2sas_base.c @@ -3468,6 +3468,12 @@ _base_make_ioc_operational(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) kfr...
7fbae67a3faa90abcbe949f1494769c84e51e189
Analyze and fix the following issue in the Linux kernel code: [SCSI] mpt2sas: Tie a log info message to a specific PHY.
Problem Details: Add support to display additional debug info for SCSI_IO and RAID_SCSI_IO_PASSTHROUGH sent from the normal entry queued entry point, as well as internal generated commands, and IOCTLS. The additional debug info included the phy number, as well as the sas address, enclosure logical id, and slot number....
```diff diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.h b/drivers/scsi/mpt2sas/mpt2sas_base.h index 08404b331f73..e2c5cee6450e 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.h +++ b/drivers/scsi/mpt2sas/mpt2sas_base.h @@ -275,6 +275,7 @@ struct _internal_cmd { * @id: target id * @channel: target channel * @slot:...
ab6ce92541ea24c6a92be8498d7d1b26c14ec62d
Analyze and fix the following issue in the Linux kernel code: [SCSI] mpt2sas: Fix to use sas device list instead of enclosure list for _transpor_get_enclosure_identifier.
Problem Details: Enclosure_identifier not being returned by mpt2sas The driver exports callback function to the sas transport layer for obtaining the enclosure logical id. This function is called _transport_get_enclosure_identifier. The driver was searching the wrong list for the enclosure_identifier. The driver sho...
```diff diff --git a/drivers/scsi/mpt2sas/mpt2sas_transport.c b/drivers/scsi/mpt2sas/mpt2sas_transport.c index 2727c3b65104..778e149f9637 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_transport.c +++ b/drivers/scsi/mpt2sas/mpt2sas_transport.c @@ -1007,18 +1007,18 @@ static int _transport_get_enclosure_identifier(struct sa...
1df8552abf36519ca8b9e2a8d1e204bac2076d51
Analyze and fix the following issue in the Linux kernel code: [SCSI] hpsa: Fix hard reset code.
Problem Details: Smart Array controllers newer than the P600 do not honor the PCI power state method of resetting the controllers. Instead, in these cases we can get them to reset via the "doorbell" register. This escaped notice until we began using "performant" mode because the fact that the controllers did not rese...
```diff diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index b2f478596dfb..f57d533f7475 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -174,6 +174,11 @@ static void calc_bucket_map(int *bucket, int num_buckets, int nsgs, int *bucket_map); static __devinit void hpsa_put_ctlr_into_performant_mod...
12d2cd4711b9e3ddcf911281ec4fe511b5cfff63
Analyze and fix the following issue in the Linux kernel code: [SCSI] hpsa: make hpsa_find_memory_BAR not require the per HBA structure.
Problem Details: Rationale for this is that in order to fix the hard reset code used by kdump, we need to use this function before we even have the per HBA structure. Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index 25faaae324a3..f5305a4b8b32 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -3313,20 +3313,20 @@ static inline bool hpsa_board_disabled(struct pci_dev *pdev) return ((command & PCI_COMMAND_MEMORY) == 0); } -static int __devinit hpsa_...
f034260db330bb3ffc815fcb682b1c84aca09591
Analyze and fix the following issue in the Linux kernel code: [SCSI] libfc: fix indefinite rport restart
Problem Details: Remote ports were restarting indefinitely after getting rejects in PRLI. Fix by adding a counter of restarts and limiting that with the port login retry limit as well. Signed-off-by: Joe Eykholt <jeykholt@cisco.com> Signed-off-by: Robert Love <robert.w.love@intel.com> Signed-off-by: James Bottomley <...
```diff diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c index d385efc68c15..363cde30c940 100644 --- a/drivers/scsi/libfc/fc_rport.c +++ b/drivers/scsi/libfc/fc_rport.c @@ -257,6 +257,7 @@ static void fc_rport_work(struct work_struct *work) case RPORT_EV_READY: ids = rdata->ids; rdata-...
4b2164d4d212e437c9f080023a67f8f9356d2c4c
Analyze and fix the following issue in the Linux kernel code: [SCSI] libfc: Fix remote port restart problem
Problem Details: This patch somewhat combines two fixes to remote port handing in libfc. The first problem was that rport work could be queued on a deleted and freed rport. This is handled by not resetting rdata->event ton NONE if the rdata is about to be deleted. However, that fix led to the second problem, describ...
```diff diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c index df85e19079fb..d385efc68c15 100644 --- a/drivers/scsi/libfc/fc_rport.c +++ b/drivers/scsi/libfc/fc_rport.c @@ -89,7 +89,6 @@ static const char *fc_rport_state_names[] = { [RPORT_ST_LOGO] = "LOGO", [RPORT_ST_ADISC] = "ADISC", [...
8690cb8359d8e9f8d7ca12791ef7ea32b709df8b
Analyze and fix the following issue in the Linux kernel code: [SCSI] libfcoe: fix lenient aging of FCF advertisements
Problem Details: [This patch has several improvements to the code in the fip timers. It hasn't been tested yet. I'm sending it out for review. Vasu, perhaps you can merge this with your patch and test it together.] The current code allows an advertisement to be used even if it has been 3 times the FCF keep-alive adv...
```diff diff --git a/drivers/scsi/fcoe/libfcoe.c b/drivers/scsi/fcoe/libfcoe.c index 1d5b949d4fd0..3ab3db39fc52 100644 --- a/drivers/scsi/fcoe/libfcoe.c +++ b/drivers/scsi/fcoe/libfcoe.c @@ -557,38 +557,44 @@ EXPORT_SYMBOL(fcoe_ctlr_els_send); * * Called with lock held and preemption disabled. * - * An FCF is con...
f8fc6c2c99b8085368119d6cf39b997255052826
Analyze and fix the following issue in the Linux kernel code: [SCSI] libfc: Handle unsolicited PRLO request
Problem Details: Resubmitting after incorporating Joe's review comment. Unsolicited PRLO request is now handled by sending LS_ACC, and then relogin to the remote port if an N-port login session exists for that remote port. Note that this patch should be applied on top of Joe Eykholt's "Fix remote port restart problem...
```diff diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c index e33c5c7961a2..df85e19079fb 100644 --- a/drivers/scsi/libfc/fc_rport.c +++ b/drivers/scsi/libfc/fc_rport.c @@ -1573,30 +1573,85 @@ drop: * fc_rport_recv_prlo_req() - Handler for process logout (PRLO) requests * @rdata: The remot...
516a648631c912e84e0035590f98eef1d716f4ea
Analyze and fix the following issue in the Linux kernel code: [SCSI] libfcoe: No solicitation if adv is dropped
Problem Details: Host does not send discovery solicitation messages if Disc. Adv from FCF are dropped. It restarts sending solicitation only after receiving a Discovery Adv. from FCF. Fix is to restart solicitation immediately after CVL processing. Signed-off-by: Bhanu Prakash Gollapudi <bprakash@broadcom.com> Signed-...
```diff diff --git a/drivers/scsi/fcoe/libfcoe.c b/drivers/scsi/fcoe/libfcoe.c index 66120f135d99..1d5b949d4fd0 100644 --- a/drivers/scsi/fcoe/libfcoe.c +++ b/drivers/scsi/fcoe/libfcoe.c @@ -1232,8 +1232,11 @@ static void fcoe_ctlr_timer_work(struct work_struct *work) fip->reset_req = 0; spin_unlock_bh(&fip->lock);...
82284c09c5dc5c5a5046f3c852f2683dab60109c
Analyze and fix the following issue in the Linux kernel code: [SCSI] be2iscsi: fix null dereference on error path
Problem Details: "phba" is always null here so we can't dereference it. Signed-off-by: Dan Carpenter <error27@gmail.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index 353a90b3574d..0d35bf6c6acc 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -3774,8 +3774,8 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev, ret = beiscsi_enable_pci(pci...
1462b8ffd9a9e4798d4e0f9eaadbd1ac0373a11b
Analyze and fix the following issue in the Linux kernel code: [SCSI] be2iscsi: fix memory leak on error path
Problem Details: I added a kfree(pwrb_arr) in front of the return. Signed-off-by: Dan Carpenter <error27@gmail.com> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index 854414551bb0..353a90b3574d 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -2750,6 +2750,7 @@ beiscsi_create_wrb_rings(struct beiscsi_hba *phba, if (status != 0) { shost_printk(KERN_...
fa95d206e4a4fb549bdb9fe71091417f4912178f
Analyze and fix the following issue in the Linux kernel code: [SCSI] be2iscsi: fix disconnection cleanup
Problem Details: This patch fixes 4 bugs in the connection connect/disconnect cleanup path. 1. If beiscsi_open_conn fails beiscsi_free_ep was always being called, and if beiscsi_open_conn failed because beiscsi_get_cid failed then we would free an unallocated cid. 2. If beiscsi_ep_connect failed due to a beiscsi_open...
```diff diff --git a/drivers/scsi/be2iscsi/be_iscsi.c b/drivers/scsi/be2iscsi/be_iscsi.c index c3928cb8b042..454027ccbf16 100644 --- a/drivers/scsi/be2iscsi/be_iscsi.c +++ b/drivers/scsi/be2iscsi/be_iscsi.c @@ -441,6 +441,31 @@ static int beiscsi_get_cid(struct beiscsi_hba *phba) return cid; } +/** + * beiscsi_put...
d7c479929b6804f4e9d5fb5f721aba31622f3d97
Analyze and fix the following issue in the Linux kernel code: [SCSI] lpfc 8.3.14: SCSI and SLI API fixes
Problem Details: - Fixed accounting of allocated SCSI buffers when post sgl fails. - Restrict scsi buffer allocation based on LUN count (sdev_cnt). - Create __lpfc_sli_free_rpi that doesn't take out the hbalock. - Modify lpfc_sli_free_rpi to call __lpfc_sli_free_rpi. - Call __lpfc_sli_free_rpi in lpfc_cleanup_pending_m...
```diff diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index fcfc495d1e0d..bb40fcbe17c5 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -815,6 +815,7 @@ struct lpfc_hba { #define HBA_MENLO_SUPPORT 0x1 /* HBA supports menlo commands */ uint32_t iocb_cnt; uint32_t iocb_max; ...
dbb6b3ab10464aa11df74c0d0a14e869a8c6fd1b
Analyze and fix the following issue in the Linux kernel code: [SCSI] lpfc 8.3.14: FCoE Discovery Fixes
Problem Details: - Prevent unregistring of unused FCF when FLOGI is pending. - Prevent point to point discovery on a FCoE HBA. - Fixed FCF discovery failure after swapping FCoE port by switching over to fast failover method when no FCF matches in-use FCF. Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com> S...
```diff diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index f936f8c7efe1..017c933d60ab 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -796,7 +796,9 @@ lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, * due to new FCF discovery */ ...
75baf69657ea2107f2c202cd29dada206ae4b7c4
Analyze and fix the following issue in the Linux kernel code: [SCSI] lpfc 8.3.14: PCI fixes and enhancements
Problem Details: - Allow enabling MSI-X intterupts with fewer vectors than requested by looking at the return value from pci_enable_msix. - Implemented driver PCI AER error handling routines for supporting AER error recovering on SLI4 devices. - Remove redundant SLI_ACTIVE checks Signed-off-by: Alex Iannicelli <al...
```diff diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 39b0760c438d..a7c6b7390554 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -864,7 +864,6 @@ lpfc_get_hba_info(struct lpfc_hba *phba, uint32_t *mrpi, uint32_t *arpi, uint32_t *mvpi, uint32...
98fc5dd952ecfd3abff7c06e7a55a5eab4dd95b7
Analyze and fix the following issue in the Linux kernel code: [SCSI] lpfc 8.3.13: Misc fixes
Problem Details: - Change the Max receive size on CIN FCFs to 0x800 - (From linux community) Check boundary before checking for NULL. - Update last completion time for completed I/O to prevent heartbeat. - Add Balius PCI Device IDs Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com> Signed-off-by: James Smart ...
```diff diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h index 8887fd831a2c..f5dbf2be3eab 100644 --- a/drivers/scsi/lpfc/lpfc_hw.h +++ b/drivers/scsi/lpfc/lpfc_hw.h @@ -1170,6 +1170,7 @@ typedef struct { #define PCI_DEVICE_ID_TIGERSHARK 0x0704 #define PCI_DEVICE_ID_TOMCAT 0x0714 #defi...
b92938b41ee84b83347b62baa6daa0d06a742e94
Analyze and fix the following issue in the Linux kernel code: [SCSI] lpfc 8.3.13: SCSI specific changes
Problem Details: - Fix hba_queue_depth to reflect actual available XRIs - Add support for new SLER specific firmware status codes. - Free SCSI buffer when iotag allocation fails. Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com> Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: James Bottoml...
```diff diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h index bc813fd99d5e..8887fd831a2c 100644 --- a/drivers/scsi/lpfc/lpfc_hw.h +++ b/drivers/scsi/lpfc/lpfc_hw.h @@ -3124,6 +3124,14 @@ typedef struct { #define IOERR_BUFFER_SHORTAGE 0x28 #define IOERR_DEFAULT 0x29 #def...
6e7288d9a4b6691bf13fb07e3593d70d725d0737
Analyze and fix the following issue in the Linux kernel code: [SCSI] lpfc 8.3.13: Initialization code clean up and fixes.
Problem Details: - Add poll or wait flag parameter to hba_init_link and hba_down_link. - (From Linux Community) Make return with ENXIO negative. - Remove unused INB code from driver. - Prevent block_magmt_io from returning until mailbox is inactive. Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com> Signed-of...
```diff diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index e35a4c71eb9a..4cb78483bf79 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -510,9 +510,9 @@ struct lpfc_hba { void (*lpfc_stop_port) (struct lpfc_hba *); int (*lpfc_hba_init_link) - (struct lpfc_hba *); + (st...
ffc954936b134cc6d2eba1282cc71084929c3704
Analyze and fix the following issue in the Linux kernel code: [SCSI] lpfc 8.3.13: FC Discovery Fixes and enhancements.
Problem Details: - Retry PLOGI up to 48 times when LS_RJT reason is "Unable to supply requested data." - When dev loss timeout occures do not change state if there is an outstanding REG_LOGIN. - Add logic to ignore REG_LOGIN completion if discovery is restarted while waiting for REG_LOGIN. - Only change state on ...
```diff diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h index fbc9baeb6048..6b404e510a3b 100644 --- a/drivers/scsi/lpfc/lpfc_crtn.h +++ b/drivers/scsi/lpfc/lpfc_crtn.h @@ -41,6 +41,7 @@ void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *); void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_...
8701f18504751a5b89be3203e28c5ec04c147167
Analyze and fix the following issue in the Linux kernel code: [SCSI] ipr: add endian swap enablement for 64 bit adapters
Problem Details: A change in the hardware design of the chip for the new adapters changes the default endianness of MMIO operations. This patch adds a register definition which when written to with a predefined value will change the endianness back to what the driver expects. This patch also fixes two problems found ...
```diff diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index f820cffb7f00..62bbe31dd47b 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -167,7 +167,8 @@ static const struct ipr_chip_cfg_t ipr_chip_cfg[] = { .clr_uproc_interrupt_reg32 = 0x0002C, .init_feedback_reg = 0x0005C, .dump_addr_reg ...
0547fb37ca1f8da18e65b7452f99e9784f026be2
Analyze and fix the following issue in the Linux kernel code: [SCSI] qla2xxx: Fix flash write failure on ISP82xx.
Problem Details: Driver was not unprotecting correctly, use correct bits to unprotect the flash on ISP 82xx. Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c index 512ba8a4ac57..ee575b4efbee 100644 --- a/drivers/scsi/qla2xxx/qla_nx.c +++ b/drivers/scsi/qla2xxx/qla_nx.c @@ -19,6 +19,7 @@ #define QLA82XX_PCI_OCM0_2M (0xc0000) #define VALID_OCM_ADDR(addr) (((addr) & 0x3f800) != 0x3f800) #defi...
6ac5260850841eb4055811a68ff47d658ebe9a59
Analyze and fix the following issue in the Linux kernel code: [SCSI] qla2xxx: Correct async-srb issues.
Problem Details: * hold the hardware_lock throughout the duration of ctx-sp timeout handling -- could result in use-after-free oops. * retry a timed-out login-request. * done() routines are called with the hardware-lock held, issue qla2x00_mark_device_lost() with proper 'defer' flag. * FCP2 capabilities are only r...
```diff diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 4bf973483818..cc7352545081 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -60,9 +60,8 @@ qla2x00_ctx_sp_timeout(unsigned long __data) ctx = sp->ctx; iocb = ctx->u.iocb_cmd; iocb->tim...
083a469db4ecf3b286a96b5b722c37fc1affe0be
Analyze and fix the following issue in the Linux kernel code: [SCSI] qla2xxx: Correct use-after-free oops seen during EH-abort.
Problem Details: Hold a reference to the srb (sp) while aborting an I/O -- as the I/O can/will complete from within the interrupt-context. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 839610909018..f8239bff0924 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -202,6 +202,7 @@ struct sd_dif_tuple { * SCSI Request Block */ typedef struct srb { + atomic_t ref_count; struc...
7e2b895b93db603ac3462175baa846ebf1be44da
Analyze and fix the following issue in the Linux kernel code: [SCSI] qla2xxx: Fix cpu-affinity usage for non-capable ISPs.
Problem Details: The TMFs used for pre-24xx ISPs incorrectly assumed 'cpu' tag data could be valid. These chips have no multi-q/cpu-affinity support. This corrects an oops seen on ISP23xx parts. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com> ...
```diff diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index f3650d0434ca..043f808ba3f4 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -866,8 +866,8 @@ qla2x00_abort_target(struct fc_port *fcport, unsigned int l, int tag) l = l; vha = fcport->vha;...
def342bd745d88ed73541b9c07cefb13d8c576fd
Analyze and fix the following issue in the Linux kernel code: [SCSI] hpsa: fix block fetch table problem.
Problem Details: We have 32 (MAXSGENTRIES) scatter gather elements embedded in the command. With all these, the total command size is about 576 bytes. However, the last entry in the block fetch table is 35. (the block fetch table contains the number of 16-byte chunks the firmware needs to fetch for a given number of...
```diff diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index 410910762fc5..1133b5fda0e7 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -3826,7 +3826,26 @@ static __devinit void hpsa_enter_performant_mode(struct ctlr_info *h) { int i; unsigned long register_value; - int bft[8] = {5, 6, 8, 10,...
58f8665cc369b9633af072afb741b8f0a01622fa
Analyze and fix the following issue in the Linux kernel code: [SCSI] hpsa: clean up debug ifdefs
Problem Details: Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index 57d038045adc..7e602d282d52 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -3135,9 +3135,9 @@ static __devinit int hpsa_hard_reset_controller(struct pci_dev *pdev) * the io functions. * This is for debug only. */ -#ifdef HPSA_D...
204892e9717790cd17689aaebf2790a477492734
Analyze and fix the following issue in the Linux kernel code: [SCSI] hpsa: fix leak of ioremapped memory in hpsa_pci_init error path.
Problem Details: Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
```diff diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index cb0cc0993b9c..4983f3452dc4 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -3379,7 +3379,10 @@ static int __devinit hpsa_pci_init(struct ctlr_info *h) if (err) goto err_out_free_res; h->vaddr = remap_pci_mem(h->paddr, 0x250); - + ...
1db90ea239b85479daedb978ea2f0a61776f074f
Analyze and fix the following issue in the Linux kernel code: [SCSI] hptiop: Eliminate a NULL pointer dereference
Problem Details: The end of the function is reachable both when host is and is not NULL. A simplified version of the semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @r exists@ expression E,E1; identifier f; statement S1,S2,S3; @@ if ((E == NULL && ...) || ...) { ... whe...
```diff diff --git a/drivers/scsi/hptiop.c b/drivers/scsi/hptiop.c index 645f7cdf21ab..0729f150b33a 100644 --- a/drivers/scsi/hptiop.c +++ b/drivers/scsi/hptiop.c @@ -1157,7 +1157,7 @@ free_pci_regions: disable_pci_device: pci_disable_device(pcidev); - dprintk("scsi%d: hptiop_probe fail\n", host->host_no); + dprin...
2a1b7e575b80ceb19ea50bfa86ce0053ea57181d
Analyze and fix the following issue in the Linux kernel code: [SCSI] mptsas: fix hangs caused by ATA pass-through
Problem Details: I may have an explanation for the LSI 1068 HBA hangs provoked by ATA pass-through commands, in particular by smartctl. First, my version of the symptoms. On an LSI SAS1068E B3 HBA running 01.29.00.00 firmware, with SATA disks, and with smartd running, I'm seeing occasional task, bus, and host resets,...
```diff diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index 5c53624e0e87..407cb84822df 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -2459,6 +2459,8 @@ mptscsih_slave_configure(struct scsi_device *sdev) ioc->name,sdev->tagged_supported,...
8f83d7688026729c9d356d865f65a8996f090048
Analyze and fix the following issue in the Linux kernel code: [SCSI] ibmvscsi: Fix oops when an interrupt is pending during probe
Problem Details: A driver needs to be ready to take an interrupt as soon as it registers an interrupt handler. I noticed the following oops when testing kdump: ipr: IBM Power RAID SCSI Device Driver version: 2.5.0 (February 11, 2010) ibmvscsi 30000002: SRP_VERSION: 16.a ibmvscsi 30000002: SRP_VERSION: 16.a Unable to h...
```diff diff --git a/drivers/scsi/ibmvscsi/rpa_vscsi.c b/drivers/scsi/ibmvscsi/rpa_vscsi.c index a864ccc0a342..989b9a8ba72d 100644 --- a/drivers/scsi/ibmvscsi/rpa_vscsi.c +++ b/drivers/scsi/ibmvscsi/rpa_vscsi.c @@ -277,6 +277,12 @@ static int rpavscsi_init_crq_queue(struct crq_queue *queue, goto reg_crq_failed; } ...
f613dfcb3345dacb8cf99b7bb359acc1c18a1157
Analyze and fix the following issue in the Linux kernel code: ext4: check to make make sure bd_dev is set before dereferencing it
Problem Details: There are some drivers which may not set bdev->bd_dev. So make sure it is non-NULL before dereferencing it. Google-Bug-Id: 1773557 Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
```diff diff --git a/fs/ext4/super.c b/fs/ext4/super.c index c1036bc8a539..e046eba24782 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -2304,6 +2304,8 @@ static ssize_t session_write_kbytes_show(struct ext4_attr *a, { struct super_block *sb = sbi->s_buddy_cache->i_sb; + if (!sb->s_bdev->bd_part) + return s...
d889dc8382c4d71b6d538b7b13777bc1ec51df10
Analyze and fix the following issue in the Linux kernel code: ext4: fix EFBIG edge case when writing to large non-extent file
Problem Details: By running the following reproducer, we can confirm that the write system call returns with 0 when it should return the error EFBIG. #!/bin/sh /bin/dd if=/dev/zero of=./img bs=1k count=1 seek=1024k > /dev/null 2>&1 /sbin/mkfs.ext3 -Fq ./img /bin/mount -o loop -t ext4 ./img /mnt /bin/touch /mnt/file ...
```diff diff --git a/fs/ext4/file.c b/fs/ext4/file.c index bd411c12d63d..ee92b66d4558 100644 --- a/fs/ext4/file.c +++ b/fs/ext4/file.c @@ -70,7 +70,8 @@ ext4_file_write(struct kiocb *iocb, const struct iovec *iov, struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb); size_t length = iov_length(iov, nr_segs); - if (...
79e8303677fc15f508b9877e0fea1925c4add6f3
Analyze and fix the following issue in the Linux kernel code: ext4: fix ext4_get_blocks references
Problem Details: ext4_get_blocks got renamed to ext4_map_blocks, but left stale comments and a prototype littered around. Signed-off-by: Eric Sandeen <sandeen@redhat.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
```diff diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index fbb39478df28..9ca3637eca5f 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -465,7 +465,7 @@ struct ext4_new_group_data { }; /* - * Flags used by ext4_get_blocks() + * Flags used by ext4_map_blocks() */ /* Allocate any needed blocks and/or convert an...