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896e6cc20e67038af12e1a7711eef32647e62f23
Analyze and fix the following issue in the Linux kernel code: sound: Revert "ALSA: Fix limit of 8 PCM devices in SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE"
Problem Details: This reverts commit fb3d6f2b77bdec75d45aa9d4464287ed87927866. New, updated patch with same subject replaces this commit. Signed-off-by: Jaroslav Kysela <perex@perex.cz>
```diff diff --git a/include/sound/minors.h b/include/sound/minors.h index a81798ab73ed..46bcd2023ed8 100644 --- a/include/sound/minors.h +++ b/include/sound/minors.h @@ -21,8 +21,6 @@ * */ -#define SNDRV_OS_MINORS 256 - #define SNDRV_MINOR_DEVICES 32 #define SNDRV_MINOR_CARD(minor) ((minor) >> 5) #define ...
b7600dba6d4fbf3897e517b322d006986cce831a
Analyze and fix the following issue in the Linux kernel code: [JFFS2] Fix allocation of summary buffer
Problem Details: We can't use vmalloc for the buffer we use for writing summaries, because some drivers may want to DMA from it. So limit the size to 64KiB and use kmalloc for it instead. Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
```diff diff --git a/fs/jffs2/summary.c b/fs/jffs2/summary.c index 629af01e5ade..6caf1e1ee26d 100644 --- a/fs/jffs2/summary.c +++ b/fs/jffs2/summary.c @@ -23,6 +23,8 @@ int jffs2_sum_init(struct jffs2_sb_info *c) { + uint32_t sum_size = max_t(uint32_t, c->sector_size, MAX_SUMMARY_SIZE); + c->summary = kzalloc(siz...
f6ed6f78d46b43b6d908b39ed3322f7cda23f4a8
Analyze and fix the following issue in the Linux kernel code: Fix rename of at91_nand -> atmel_nand
Problem Details: Structs called at91_nand_data where renamed to atmel_nand_data and configs called *MTD_NAND_AT91* where renamed to *MTD_NAND_ATMEL*. This was unfortunately not done consistently, causing NAND chips not being initialised on several ARM boards. I am aware that the author of the original change did not r...
```diff diff --git a/arch/arm/configs/at91cap9adk_defconfig b/arch/arm/configs/at91cap9adk_defconfig index be2b2f38fd94..bf97801a1068 100644 --- a/arch/arm/configs/at91cap9adk_defconfig +++ b/arch/arm/configs/at91cap9adk_defconfig @@ -170,7 +170,7 @@ CONFIG_MACH_AT91CAP9ADK=y # AT91 Board Options # CONFIG_MTD_AT91_D...
e0fdace10e75dac67d906213b780ff1b1a4cc360
Analyze and fix the following issue in the Linux kernel code: debug_locks: set oops_in_progress if we will log messages.
Problem Details: Otherwise lock debugging messages on runqueue locks can deadlock the system due to the wakeups performed by printk(). Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Ingo Molnar <mingo@elte.hu>
```diff diff --git a/lib/debug_locks.c b/lib/debug_locks.c index 0ef01d14727c..0218b4693dd8 100644 --- a/lib/debug_locks.c +++ b/lib/debug_locks.c @@ -8,6 +8,7 @@ * * Copyright (C) 2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com> */ +#include <linux/kernel.h> #include <linux/rwsem.h> #include <linux/mutex.h>...
00b1304c4ca81dd893973cc620b87a5c3ff3f660
Analyze and fix the following issue in the Linux kernel code: tcp: MD5: Fix IPv6 signatures
Problem Details: Reported by Stefanos Harhalakis; although 2.6.27-rc1 talks to itself using IPv6 TCP MD5 packets just fine, Stefanos noted that tcpdump claimed that the signatures were invalid. I broke this in 49a72dfb8814c2d65bd9f8c9c6daf6395a1ec58d ("tcp: Fix MD5 signatures for non-linear skbs"), it was just a typo....
```diff diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 1bcdcbc71d68..78185a409212 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -748,7 +748,7 @@ static int tcp_v6_md5_hash_pseudoheader(struct tcp_md5sig_pool *hp, ipv6_addr_copy(&bp->saddr, saddr); ipv6_addr_copy(&bp->daddr, daddr); b...
8a9204db665365354b349ed5b0bc054f0433a2a4
Analyze and fix the following issue in the Linux kernel code: net/ipv4/route.c: fix build error
Problem Details: fix: net/ipv4/route.c: In function 'ip_static_sysctl_init': net/ipv4/route.c:3225: error: 'ipv4_route_path' undeclared (first use in this function) net/ipv4/route.c:3225: error: (Each undeclared identifier is reported only once net/ipv4/route.c:3225: error: for each function it appears in.) net/ipv4/r...
```diff diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 380d6474cf66..d7bf0564b5f4 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -3222,7 +3222,9 @@ int __init ip_rt_init(void) */ void __init ip_static_sysctl_init(void) { +#ifdef CONFIG_SYSCTL register_sysctl_paths(ipv4_route_path, ipv4_route_tabl...
90b7e1120bb43ffaabb88d28f80a0c2e13167b15
Analyze and fix the following issue in the Linux kernel code: tcp: MD5: Fix MD5 signatures on certain ACK packets
Problem Details: I noticed, looking at tcpdumps, that timewait ACKs were getting sent with an incorrect MD5 signature when signatures were enabled. I broke this in 49a72dfb8814c2d65bd9f8c9c6daf6395a1ec58d ("tcp: Fix MD5 signatures for non-linear skbs"). I didn't take into account that the skb passed to tcp_*_send_ack ...
```diff diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index b3875c0d83c7..91a8cfddf1c4 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -655,8 +655,8 @@ static void tcp_v4_send_ack(struct sk_buff *skb, u32 seq, u32 ack, rep.th.doff = arg.iov[0].iov_len/4; tcp_v4_md5_hash_hdr((__u8 *) &rep....
77e2f14f71d68d05945f1d30ca55b5194d6ab1ce
Analyze and fix the following issue in the Linux kernel code: ipv6: Fix ip6_xmit to send fragments if ipfragok is true
Problem Details: SCTP used ip6_xmit() to send fragments after received ICMP packet too big message. But while send packet used ip6_xmit, the skb->local_df is not initialized. So when skb if enter ip6_fragment(), the following code will discard the skb. ip6_fragment(...) { if (!skb->local_df) { ... ...
```diff diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 6811901e6b1e..a027003d69a4 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -236,6 +236,10 @@ int ip6_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl, skb_reset_network_header(skb); hdr = ipv6_hdr(skb); + /* Allo...
01a52397e95a8532c59506691759dba9262d6be7
Analyze and fix the following issue in the Linux kernel code: hwmon: (lm75) cleanup/reorg
Problem Details: Minor cleanup and reorg of the lm75 code. - Kconfig provides a larger list of lm75-compatible chips - A top comment now says what the driver does (!) ... as in, just what sort of sensor is this?? - Section comments now delineate the various sections of the driver: hwmon attributes, driver b...
```diff diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 00ff53348491..86289c283dc8 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -394,13 +394,19 @@ config SENSORS_LM75 tristate "National Semiconductor LM75 and compatibles" depends on I2C help - If you say yes here you get su...
f994fb23d3c63dffc8127f227f3e0c530e3e4fd6
Analyze and fix the following issue in the Linux kernel code: hwmon: (dme1737) fix voltage scaling
Problem Details: This patch fixes a voltage scaling issue for the sch311x device. Signed-Off-By: Juerg Haefliger <juergh at gmail.com> Acked-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
```diff diff --git a/drivers/hwmon/dme1737.c b/drivers/hwmon/dme1737.c index 5a3d41fbdb3c..5e2cf0aef480 100644 --- a/drivers/hwmon/dme1737.c +++ b/drivers/hwmon/dme1737.c @@ -181,6 +181,7 @@ struct dme1737_data { int valid; /* !=0 if following fields are valid */ unsigned long last_update; /* in jiffies */ unsi...
9b257714a3f6f5c3ea133c44d3442e2340734b65
Analyze and fix the following issue in the Linux kernel code: hwmon: (dme1737) demacrofy for readability
Problem Details: This patch gets rid of a couple of macros previously used for sysfs attribute generation and manipulation. This makes the source a little bigger but a lot more readable and maintainable. It also fixes an issue with pwm5 & pwm6 attributes not being created read-only initially. Signed-Off-By: Juerg Haef...
```diff diff --git a/drivers/hwmon/dme1737.c b/drivers/hwmon/dme1737.c index 7673f65877e1..c24b5b370daa 100644 --- a/drivers/hwmon/dme1737.c +++ b/drivers/hwmon/dme1737.c @@ -1501,9 +1501,9 @@ SENSOR_DEVICE_ATTR_PWM_1TO3(3); /* PWMs 5-6 */ #define SENSOR_DEVICE_ATTR_PWM_5TO6(ix) \ -static SENSOR_DEVICE_ATTR_2(pwm##...
0a4949c4414af2eb91414bcd8e2a8ac3706f7dde
Analyze and fix the following issue in the Linux kernel code: sparc64: Do not clobber %g7 in setcontext() trap.
Problem Details: That's the userland thread register, so we should never try to change it like this. Based upon glibc bug nptl/6577 and suggestions by Jakub Jelinek. Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/arch/sparc64/kernel/signal.c b/arch/sparc64/kernel/signal.c index d1b84456a9ee..ca5a6ae3a6e2 100644 --- a/arch/sparc64/kernel/signal.c +++ b/arch/sparc64/kernel/signal.c @@ -2,7 +2,7 @@ * arch/sparc64/kernel/signal.c * * Copyright (C) 1991, 1992 Linus Torvalds - * Copyright (C) 1995 David...
388667bed591b2359713bb17d5de0cf56e961447
Analyze and fix the following issue in the Linux kernel code: md: raid10: wake up frozen array
Problem Details: When rescheduling a bio in raid10, we wake up the md thread, but if the array is frozen, this will have no effect. This causes the array to remain frozen for eternity. We add a wake_up to allow the array to de-freeze. This code is nearly identical to the raid1 code, which has this fix already. Sign...
```diff diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 2acea4025243..8674a5f7e706 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -215,6 +215,9 @@ static void reschedule_retry(r10bio_t *r10_bio) conf->nr_queued ++; spin_unlock_irqrestore(&conf->device_lock, flags); + /* wake up frozen ...
c3f26a269c2421f97f10cf8ed05d5099b573af4d
Analyze and fix the following issue in the Linux kernel code: netdev: Fix lockdep warnings in multiqueue configurations.
Problem Details: When support for multiple TX queues were added, the netif_tx_lock() routines we converted to iterate over all TX queues and grab each queue's spinlock. This causes heartburn for lockdep and it's not a healthy thing to do with lots of TX queues anyways. So modify this to use a top-level lock and a "fr...
```diff diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c index 0960e69b2da4..e4fbefc8c82f 100644 --- a/drivers/net/ifb.c +++ b/drivers/net/ifb.c @@ -69,18 +69,20 @@ static void ri_tasklet(unsigned long dev) struct net_device *_dev = (struct net_device *)dev; struct ifb_private *dp = netdev_priv(_dev); struct ne...
961cecbee6786f4b1f1b8f695e87045b583f9f49
Analyze and fix the following issue in the Linux kernel code: [PATCH] ocfs2: Fix oops when racing files truncates with writes into an mmap region
Problem Details: This patch fixes an oops that is reproduced when one races writes to a mmap-ed region with another process truncating the file. Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com> Signed-off-by: Mark Fasheh <mfasheh@suse.com>
```diff diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c index 1db080135c6d..506c24fb5078 100644 --- a/fs/ocfs2/aops.c +++ b/fs/ocfs2/aops.c @@ -1073,12 +1073,15 @@ static void ocfs2_write_failure(struct inode *inode, for(i = 0; i < wc->w_num_pages; i++) { tmppage = wc->w_pages[i]; - if (ocfs2_should_order_data(i...
539d8264093560b917ee3afe4c7f74e5da09d6a5
Analyze and fix the following issue in the Linux kernel code: [PATCH 2/2] ocfs2: Fix race between mount and recovery
Problem Details: As the fs recovery is asynchronous, there is a small chance that another node can mount (and thus recover) the slot before the recovery thread gets to it. If this happens, the recovery thread will block indefinitely on the journal/slot lock as that lock will be held for the duration of the mount (by d...
```diff diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c index a8c19cb3cfdd..7a37240f7a31 100644 --- a/fs/ocfs2/journal.c +++ b/fs/ocfs2/journal.c @@ -57,7 +57,7 @@ static int __ocfs2_recovery_thread(void *arg); static int ocfs2_commit_cache(struct ocfs2_super *osb); static int ocfs2_wait_on_mount(struct ocfs2_su...
99cefda42ac550863b5ae1df9e60322e377decf9
Analyze and fix the following issue in the Linux kernel code: [PATCH] configfs: Fix open directory making rmdir() fail
Problem Details: When checking for user-created elements under an item to be removed by rmdir(), configfs_detach_prep() counts fake configfs_dirents created by dir_open() as user-created and fails when finding one. It is however perfectly valid to remove a directory that is open. Simply make configfs_detach_prep() ski...
```diff diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c index 4d11479cf2c3..a89058b39884 100644 --- a/fs/configfs/dir.c +++ b/fs/configfs/dir.c @@ -435,7 +435,8 @@ static int configfs_detach_prep(struct dentry *dentry, struct mutex **wait_mutex ret = 0; list_for_each_entry(sd, &parent_sd->s_children, s_sibling...
2a109f2a4155f168047aa2f5b3a170e279bef89a
Analyze and fix the following issue in the Linux kernel code: [PATCH] configfs: Prevent userspace from creating new entries under attaching directories
Problem Details: process 1: process 2: configfs_mkdir("A") attach_group("A") attach_item("A") d_instantiate("A") populate_groups("A") mutex_lock("A") attach_group("A/B") attach_item("A") d_instantiate("A/B") mkdir("A/B/C") do_path_lookup("A/B/C", LOOKUP_P...
```diff diff --git a/fs/configfs/configfs_internal.h b/fs/configfs/configfs_internal.h index 5f61b26eba9e..762d287123ca 100644 --- a/fs/configfs/configfs_internal.h +++ b/fs/configfs/configfs_internal.h @@ -49,6 +49,7 @@ struct configfs_dirent { #define CONFIGFS_USET_DEFAULT 0x0080 #define CONFIGFS_USET_DROPPING 0x01...
9a73d78cda750f12e25eb811878f2d9dbab1bc6e
Analyze and fix the following issue in the Linux kernel code: [PATCH] configfs: Fix failing symlink() making rmdir() fail
Problem Details: On a similar pattern as mkdir() vs rmdir(), a failing symlink() may make rmdir() fail for the symlink's parent and the symlink's target as well. failing symlink() making target's rmdir() fail: process 1: process 2: symlink("A/S" -> "B") allow_link() create_link() attach to "B" links l...
```diff diff --git a/fs/configfs/configfs_internal.h b/fs/configfs/configfs_internal.h index da015c12e3ea..5f61b26eba9e 100644 --- a/fs/configfs/configfs_internal.h +++ b/fs/configfs/configfs_internal.h @@ -51,6 +51,7 @@ struct configfs_dirent { #define CONFIGFS_USET_IN_MKDIR 0x0200 #define CONFIGFS_NOT_PINNED (CONFI...
4768e9b18dc63719209c68920d4ae52dc49b6161
Analyze and fix the following issue in the Linux kernel code: [PATCH] configfs: Fix symlink() to a removing item
Problem Details: The rule for configfs symlinks is that symlinks always point to valid config_items, and prevent the target from being removed. However, configfs_symlink() only checks that it can grab a reference on the target item, without ensuring that it remains alive until the symlink is correctly attached. This p...
```diff diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c index 2495f23e33f4..cb5ea44846af 100644 --- a/fs/configfs/dir.c +++ b/fs/configfs/dir.c @@ -370,6 +370,9 @@ static int configfs_detach_prep(struct dentry *dentry, struct mutex **wait_mutex struct configfs_dirent *sd; int ret; + /* Mark that we're trying t...
e0d22d03c06c4e2c194d7010bc1e4a972199f156
Analyze and fix the following issue in the Linux kernel code: x86: fdiv bug detection fix
Problem Details: The fdiv detection code writes s32 integer into the boot_cpu_data.fdiv_bug. However, the boot_cpu_data.fdiv_bug is only char (s8) field so the detection overwrites already set fields for other bugs, e.g. the f00f bug field. Use local s32 variable to receive result. This is a partial fix to Bugzilla #...
```diff diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c index c9b58a806e85..c8e315f1aa83 100644 --- a/arch/x86/kernel/cpu/bugs.c +++ b/arch/x86/kernel/cpu/bugs.c @@ -50,6 +50,8 @@ static double __initdata y = 3145727.0; */ static void __init check_fpu(void) { + s32 fdiv_bug; + if (!boot_cpu_d...
48a61569bb5396415c5dad0e81e1cfeb87c0aca3
Analyze and fix the following issue in the Linux kernel code: kbuild: scripts/ver_linux: don't set PATH
Problem Details: It would have saved both a bug submitter and me a few hours if scripts/ver_linux had picked the same gcc as the build. Since I can't see any reason why it fiddles with PATH at all this patch therefore removes the PATH setting. Signed-off-by: Adrian Bunk <bunk@kernel.org> Signed-off-by: Sam Ravnborg <...
```diff diff --git a/scripts/ver_linux b/scripts/ver_linux index 7ac0e309be09..dbb3037f1346 100755 --- a/scripts/ver_linux +++ b/scripts/ver_linux @@ -4,7 +4,6 @@ # /bin /sbin /usr/bin /usr/sbin /usr/local/bin, but it may # differ on your system. # -PATH=/sbin:/usr/sbin:/bin:/usr/bin:/usr/local/sbin:$PATH echo 'If ...
0fe9f15ee8bd652242a778ddfd30aa6d97a98e23
Analyze and fix the following issue in the Linux kernel code: via-velocity: separated struct allow wholesale copy during MTU changes.
Problem Details: It should help people fix the bugs in my code :o) Signed-off-by: Francois Romieu <romieu@fr.zoreil.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
```diff diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c index 370ce30f2f45..ad3c6733bde7 100644 --- a/drivers/net/via-velocity.c +++ b/drivers/net/via-velocity.c @@ -677,16 +677,16 @@ static void velocity_rx_reset(struct velocity_info *vptr) struct mac_regs __iomem * regs = vptr->mac_regs; int ...
94aa3d716ee0244cc5b9f2ab3745aed5fdfa30e0
Analyze and fix the following issue in the Linux kernel code: kbuild: genksyms parser: fix the __attribute__ rule
Problem Details: We are having two kinds of problems with genksyms today: fake checksum changes without actual ABI changes, and changes which we would rather like to ignore (such as an additional field at the end of a structure that modules are not supposed to touch, for example). I have thought about ways to improve ...
```diff diff --git a/scripts/genksyms/parse.c_shipped b/scripts/genksyms/parse.c_shipped index 3e6079f36b9f..eaee44e66a43 100644 --- a/scripts/genksyms/parse.c_shipped +++ b/scripts/genksyms/parse.c_shipped @@ -504,7 +504,7 @@ static const yytype_uint16 yyprhs[] = 239, 242, 245, 247, 248, 250, 252, ...
f92a789d259eb95afe7498ff5938fe2a93d39c82
Analyze and fix the following issue in the Linux kernel code: hpet: /dev/hpet - fixes and cleanup, fix
Problem Details: fix: On Thursday 31 July 2008, Ingo Molnar wrote: >   drivers/built-in.o: In function `hpet_alloc': >   : undefined reference to `__udivdi3' >   drivers/built-in.o: In function `hpet_alloc': >   : undefined reference to `__umoddi3' Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signe...
```diff diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c index 4bc1da4d4f80..2908a0eb63af 100644 --- a/drivers/char/hpet.c +++ b/drivers/char/hpet.c @@ -764,6 +764,7 @@ int hpet_alloc(struct hpet_data *hdp) static struct hpets *last = NULL; unsigned long period; unsigned long long temp; + u32 remainder; ...
64a76f667d987a559ad0726b4692c987800b22bc
Analyze and fix the following issue in the Linux kernel code: hpet: /dev/hpet - fixes and cleanup
Problem Details: Minor /dev/hpet updates and bugfixes: * Remove dead code, mostly remnants of an incomplete/unusable kernel interface ... noted when addressing "sparse" warnings: + hpet_unregister() and a routine it calls + hpet_task and all references, including hpet_task_lock + hpet_data.hd_f...
```diff diff --git a/Documentation/timers/hpet.txt b/Documentation/timers/hpet.txt index 6ad52d9dad6c..e7c09abcfab4 100644 --- a/Documentation/timers/hpet.txt +++ b/Documentation/timers/hpet.txt @@ -1,21 +1,32 @@ High Precision Event Timer Driver for Linux -The High Precision Event Timer (HPET) hardware is the fut...
419ca3f13532793b81aff09f80c60af3eacbb43d
Analyze and fix the following issue in the Linux kernel code: lockdep: fix combinatorial explosion in lock subgraph traversal
Problem Details: When we traverse the graph, either forwards or backwards, we are interested in whether a certain property exists somewhere in a node reachable in the graph. Therefore it is never necessary to traverse through a node more than once to get a correct answer to the given query. Take advantage of this pro...
```diff diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h index 2486eb4edbf1..1bfdc30bb0af 100644 --- a/include/linux/lockdep.h +++ b/include/linux/lockdep.h @@ -89,6 +89,7 @@ struct lock_class { struct lockdep_subclass_key *key; unsigned int subclass; + unsigned int dep_gen_id; /* * IRQ/s...
e9c8abb66cc37801bdb5d4360bb78d180c3bbb73
Analyze and fix the following issue in the Linux kernel code: x86: coding style fixes to arch/x86/kernel/sys_x86_64.c
Problem Details: Fix all errors and many warnings reported by checkpatch.pl without change sys_x86_64.o arch/x86/kernel/sys_x86_64.o: text data bss dec hex filename 1567 0 0 1567 61f sys_x86_64.o.after 1567 0 0 1567 61f sys_x86_64.o.before md5: de28ffedcb5851dfd7ec8...
```diff diff --git a/arch/x86/kernel/sys_x86_64.c b/arch/x86/kernel/sys_x86_64.c index 3b360ef33817..56eb8f916e9f 100644 --- a/arch/x86/kernel/sys_x86_64.c +++ b/arch/x86/kernel/sys_x86_64.c @@ -13,15 +13,16 @@ #include <linux/utsname.h> #include <linux/personality.h> #include <linux/random.h> +#include <linux/uacce...
4df9e510a9fda29aca71d8acac853b98aa6884d1
Analyze and fix the following issue in the Linux kernel code: x86: coding style fixes to arch/x86/kernel/traps_64.c
Problem Details: Fix all errors and many warnings reported by checkpath.pl. Except the change of include <asm/io.h> to <linux/io.h> the traps.o before and after changes are the same. Signed-off-by: Gustavo F. Padovan <gustavo@las.ic.unicamp.br> Signed-off-by: Ingo Molnar <mingo@elte.hu>
```diff diff --git a/arch/x86/kernel/traps_64.c b/arch/x86/kernel/traps_64.c index 3f18d73f420c..fe36d96ba70b 100644 --- a/arch/x86/kernel/traps_64.c +++ b/arch/x86/kernel/traps_64.c @@ -32,6 +32,8 @@ #include <linux/bug.h> #include <linux/nmi.h> #include <linux/mm.h> +#include <linux/smp.h> +#include <linux/io.h> ...
caa007dd3687d38a0252484d9d0a8f9d929ba932
Analyze and fix the following issue in the Linux kernel code: x86: coding style fixes to arch/x86/kernel/signal_64.c
Problem Details: Fix all errors and many warnings reported by checkpatch.pl without change signal_64.o arch/x86/kernel/signal_64.o text data bss dec hex filename 5143 0 8 5151 141f signal_64.o.after 5143 0 8 5151 141f signal_64.o.before md5: e68718092b3641cb27e79e55ce...
```diff diff --git a/arch/x86/kernel/sigframe.h b/arch/x86/kernel/sigframe.h index 72bbb519d2dc..8b4956e800ac 100644 --- a/arch/x86/kernel/sigframe.h +++ b/arch/x86/kernel/sigframe.h @@ -24,4 +24,9 @@ struct rt_sigframe { struct ucontext uc; struct siginfo info; }; + +int ia32_setup_rt_frame(int sig, struct k_siga...
08aadf069d0482ade033badefa8f03eb2fcddd9c
Analyze and fix the following issue in the Linux kernel code: x86: coding style fixes to arch/x86/kernel/crash_dump_64.c
Problem Details: Fix conding style without change crash_dump_64.o arch/x86/kernel/crash_dump_64.o text data bss dec hex filename 129 0 0 129 81 crash_dump_64.o.after 129 0 0 129 81 crash_dump_64.o.before md5: 885b52c1b92737e6b12e5107e90fc1f1 crash_dump_64....
```diff diff --git a/arch/x86/kernel/crash_dump_64.c b/arch/x86/kernel/crash_dump_64.c index 15e6c6bc4a46..d3e524c84527 100644 --- a/arch/x86/kernel/crash_dump_64.c +++ b/arch/x86/kernel/crash_dump_64.c @@ -7,9 +7,8 @@ #include <linux/errno.h> #include <linux/crash_dump.h> - -#include <asm/uaccess.h> -#include <asm...
8092c654de9a964c14d89da56834f73a80548a58
Analyze and fix the following issue in the Linux kernel code: x86: add KERN_INFO to printks on process_64.c
Problem Details: Fix many coding style warnings. Signed-off-by: Gustavo F. Padovan <gustavo@las.ic.unicamp.br> Signed-off-by: Ingo Molnar <mingo@elte.hu>
```diff diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index 4da8514dd25c..3560d7f4d74e 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -161,24 +161,24 @@ void __show_regs(struct pt_regs *regs) printk("\n"); print_modules(); - printk("Pid: %d, comm: %.20s ...
7de08b4e1ed8d80e6086f71b7e99fc4b397aae39
Analyze and fix the following issue in the Linux kernel code: x86: coding styles fixes to arch/x86/kernel/process_64.c
Problem Details: Fix about 50 errors and many warnings without change process_64.o arch/x86/kernel/process_64.o: text data bss dec hex filename 5236 8 24 5268 1494 process_64.o.after 5236 8 24 5268 1494 process_64.o.before md5: 9c35e9debdea4e471288c6e8ca267a75 process_...
```diff diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index 3fb62a7d9a16..4da8514dd25c 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -37,11 +37,11 @@ #include <linux/kdebug.h> #include <linux/tick.h> #include <linux/prctl.h> +#include <linux/uaccess.h> +#i...
cef43bf6b3afd819f7cdcba356af0e8220fb3789
Analyze and fix the following issue in the Linux kernel code: xen: fix allocation and use of large ldts, cleanup
Problem Details: Add a proper comment for set_aliased_prot() and fix an unsigned long/void * warning. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
```diff diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index cf8b3a93122b..04ec69e4d02e 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -237,8 +237,10 @@ static unsigned long xen_store_tr(void) } /* - * If 'v' is a vmalloc mapping, then find the linear mapping of the - * pa...
1f4170e12db06fdde5279d665a7e6e2976b2b623
Analyze and fix the following issue in the Linux kernel code: KVM: s390: Fix kvm on IBM System z10
Problem Details: The z10 system supports large pages, kvm-s390 doesnt. Make sure that we dont advertise large pages to avoid the guest crashing as soon as the guest kernel activates DAT. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Avi Kivity <avi@qumranet.com>
```diff diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index 2e2d2ffb6a07..d1faf5c54405 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -158,6 +158,7 @@ static int handle_stfl(struct kvm_vcpu *vcpu) vcpu->stat.instruction_stfl++; facility_list &= ~(1UL<<24); /* no stfle */ + facility_lis...
967ab999a090b1a4e7d3c7febfd6d89b42fb4cf4
Analyze and fix the following issue in the Linux kernel code: netfilter: xt_hashlimit: fix race between htable_destroy and htable_gc
Problem Details: Deleting a timer with del_timer doesn't guarantee, that the timer function is not running at the moment of deletion. Thus in the xt_hashlimit case we can get into a ticklish situation when the htable_gc rearms the timer back and we'll actually delete an entry with a pending timer. Fix it with using de...
```diff diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c index 6809af542a2c..d9418a267812 100644 --- a/net/netfilter/xt_hashlimit.c +++ b/net/netfilter/xt_hashlimit.c @@ -367,9 +367,7 @@ static void htable_gc(unsigned long htlong) static void htable_destroy(struct xt_hashlimit_htable *hinfo) ...
a8ddc9163c6a16cd62531dba1ec5020484e33b02
Analyze and fix the following issue in the Linux kernel code: netfilter: ipt_recent: fix race between recent_mt_destroy and proc manipulations
Problem Details: The thing is that recent_mt_destroy first flushes the entries from table with the recent_table_flush and only *after* this removes the proc file, corresponding to that table. Thus, if we manage to write to this file the '+XXX' command we will leak some entries. If we manage to write there a 'clean' co...
```diff diff --git a/net/ipv4/netfilter/ipt_recent.c b/net/ipv4/netfilter/ipt_recent.c index 21cb053f5d7d..3974d7cae5c0 100644 --- a/net/ipv4/netfilter/ipt_recent.c +++ b/net/ipv4/netfilter/ipt_recent.c @@ -305,10 +305,10 @@ static void recent_mt_destroy(const struct xt_match *match, void *matchinfo) spin_lock_bh(&r...
4a22442faeb33bdf34016a7b1f6b3d6ecd4e33e5
Analyze and fix the following issue in the Linux kernel code: [MTD] [NOR] drivers/mtd/chips/jedec_probe.c: fix Am29DL800BB device ID
Problem Details: The device id for Am29DL800BB in jedec_probe.c is wrong. Reference: http://www.spansion.com/datasheets/21519c4.pdf I discovered this while working with u-boot. The u-boot folks mentioned Linux as an upstream reference, thought I'd post a heads-up here too. Signed-off-by: Andrew Morton <akpm@linux-f...
```diff diff --git a/drivers/mtd/chips/jedec_probe.c b/drivers/mtd/chips/jedec_probe.c index dbba5abf0db8..f84ab6182148 100644 --- a/drivers/mtd/chips/jedec_probe.c +++ b/drivers/mtd/chips/jedec_probe.c @@ -41,7 +41,7 @@ /* AMD */ -#define AM29DL800BB 0x22C8 +#define AM29DL800BB 0x22CB #define AM29DL800BT 0x224A ...
963e4975c6f93c148ca809d986d412201df9af89
Analyze and fix the following issue in the Linux kernel code: pata_it821x: Driver updates and reworking
Problem Details: - Add support for the RDC 1010 variant - Rework the core library to have a read_id method. This allows the hacky bits of it821x to go and prepares us for pata_hd - Switch from WARN to BUG in ata_id_string as it will reboot if you get it wrong so WARN won't be seen - Allow the issue of command 0xFC ...
```diff diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index f69d1548b562..5ba96c5052c8 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -1132,6 +1132,8 @@ void ata_id_string(const u16 *id, unsigned char *s, { unsigned int c; + BUG_ON(len & 1); + while (len > 0) { ...
49ea3b04971ece6a5efe5d7b763ad9d2f169d441
Analyze and fix the following issue in the Linux kernel code: libata-core: make sure that ata_force_tbl is freed in case of an error
Problem Details: Fix a potential memory leak when ata_init() encounters an error. Signed-off-by: Elias Oltmanns <eo@nebensachen.de> Cc: Tejun Heo <tj@kernel.org> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
```diff diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 9cd04f684102..f69d1548b562 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -6098,16 +6098,20 @@ static int __init ata_init(void) ata_wq = create_workqueue("ata"); if (!ata_wq) - return -ENOMEM; + goto free...
bfce5e0179ad059035df28558724ff60af708e09
Analyze and fix the following issue in the Linux kernel code: pata_via: add VX800 flag; add function for fixing h/w bugs
Problem Details: Add flag VIA_SATA_PATA for vx800, VX800 uses the same chipset(0x0581/0x5324) as CX700, which has 1 PATA channel(Master/Slave) and 1 SATA channel(Master/Slave) Add function <via_ata_tf_load>. This is to fix the internal bug of VIA chipsets, which will reset the device register after changing the IEN bi...
```diff diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c index 708ed144ede9..57d951b11f2d 100644 --- a/drivers/ata/pata_via.c +++ b/drivers/ata/pata_via.c @@ -98,7 +98,8 @@ static const struct via_isa_bridge { u8 rev_max; u16 flags; } via_isa_bridges[] = { - { "vx800", PCI_DEVICE_ID_VIA_VX800, 0x00,...
5aa10cad69d282acfaf89d3c16ee07f9b279dbd2
Analyze and fix the following issue in the Linux kernel code: bluetooth: add quirks for a few hci_usb devices
Problem Details: Preface: The "Broadcom" device is on unreleased hardware, so I can't disclose the actual model. When the Dell 370 and 410 BT adapters are put into BT radio mode, they need to be prepared like many other Broadcom adapters. Also, add quirk Broadcom 2046 devices with HCI_RESET. Reference for this bug: ...
```diff diff --git a/drivers/bluetooth/hci_usb.c b/drivers/bluetooth/hci_usb.c index 192522ebb771..c33bb59ed1fa 100644 --- a/drivers/bluetooth/hci_usb.c +++ b/drivers/bluetooth/hci_usb.c @@ -134,6 +134,13 @@ static struct usb_device_id blacklist_ids[] = { /* Dell laptop with Broadcom chip */ { USB_DEVICE(0x413c, ...
849e8caa477d72cf153e5c0b6ce0c00b89738abb
Analyze and fix the following issue in the Linux kernel code: atm: fix direct casts of pointers to u32 in the InterPhase driver
Problem Details: Fix direct casts of pointers to u32 in the InterPhase ATM driver. These are all arguments being passed to printk() calls. So drop the cast and change the %x to a %p. Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Chas Williams <chas@cmf.nrl.navy.mil> Signed-off-by: Andrew Morton <akpm@...
```diff diff --git a/drivers/atm/iphase.c b/drivers/atm/iphase.c index 24df73ad326d..088885ed51b9 100644 --- a/drivers/atm/iphase.c +++ b/drivers/atm/iphase.c @@ -156,8 +156,8 @@ static void ia_hack_tcq(IADEV *dev) { } iavcc_r->vc_desc_cnt--; dev->desc_tbl[desc1 -1].timestamp = 0; - IF...
cba5cbd1559f49bec76e54de6ed21b7df3742ada
Analyze and fix the following issue in the Linux kernel code: atm: fix const assignment/discard warnings in the ATM networking driver
Problem Details: Fix const assignment/discard warnings in the ATM networking driver. The lane2_assoc_ind() function needed its arguments changing to match changes in the lane2_ops struct (patch 61c33e012964ce358b42d2a1e9cd309af5dab02b "atm: use const where reasonable"). Signed-off-by: David Howells <dhowells@redhat.c...
```diff diff --git a/net/atm/mpc.c b/net/atm/mpc.c index 4fccaa1e07be..11b16d16661c 100644 --- a/net/atm/mpc.c +++ b/net/atm/mpc.c @@ -62,11 +62,13 @@ static void MPOA_cache_impos_rcvd(struct k_message *msg, struct mpoa_client *mpc static void set_mpc_ctrl_addr_rcvd(struct k_message *mesg, struct mpoa_client *mpc); s...
d72609e17fd93bb2f7e0f7e1bdc70b6d20e43843
Analyze and fix the following issue in the Linux kernel code: sparc64: FUTEX_OP_ANDN fix
Problem Details: Correct sparc64's implementation of FUTEX_OP_ANDN to do a bitwise negate of the oparg parameter before applying the AND operation. All other archs that support FUTEX_OP_ANDN either negate oparg explicitly (frv, ia64, mips, sh, x86), or do so indirectly by using an and-not instruction (powerpc). Since s...
```diff diff --git a/arch/sparc/include/asm/futex_64.h b/arch/sparc/include/asm/futex_64.h index d8378935ae90..47f95839dc69 100644 --- a/arch/sparc/include/asm/futex_64.h +++ b/arch/sparc/include/asm/futex_64.h @@ -59,7 +59,7 @@ static inline int futex_atomic_op_inuser(int encoded_op, int __user *uaddr) __futex_cas_...
94ad374a0751f40d25e22e036c37f7263569d24c
Analyze and fix the following issue in the Linux kernel code: Fix off-by-one error in iov_iter_advance()
Problem Details: The iov_iter_advance() function would look at the iov->iov_len entry even though it might have iterated over the whole array, and iov was pointing past the end. This would cause DEBUG_PAGEALLOC to trigger a kernel page fault if the allocation was at the end of a page, and the next page was unallocated...
```diff diff --git a/mm/filemap.c b/mm/filemap.c index 42bbc6909ba4..d97d1ad55473 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1879,7 +1879,7 @@ void iov_iter_advance(struct iov_iter *i, size_t bytes) * The !iov->iov_len check ensures we skip over unlikely * zero-length segments (without overruning the iove...
d02a4e31ed0385eb34fe49f19d69a860a020ca3c
Analyze and fix the following issue in the Linux kernel code: fix NE2000 linkage error
Problem Details: Trying to build with CONFIG_NE2000=m fails with: scripts/mod/modpost -o /tmp/tmp/linux-2.6.27-rc1/Module.symvers -S -s ERROR: "NS8390_init" [drivers/net/ne.ko] undefined! This is because the split of 8390 into pausing and non-pausing versions was incompletely propagated to ne.c. This fixes...
```diff diff --git a/drivers/net/ne.c b/drivers/net/ne.c index 2fec6122c7fa..42443d697423 100644 --- a/drivers/net/ne.c +++ b/drivers/net/ne.c @@ -536,7 +536,7 @@ static int __init ne_probe1(struct net_device *dev, unsigned long ioaddr) #ifdef CONFIG_NET_POLL_CONTROLLER dev->poll_controller = eip_poll; #endif - NS8...
bb72f1f729dcbd6a6a93c74479eeaa19deebfb47
Analyze and fix the following issue in the Linux kernel code: [MIPS] TXx9: Random cleanup
Problem Details: * Random cleanups spotted by checkpatch script. * Do not initialize panic_timeout. "panic=" kernel parameter can be used. * Do not add "ip=any" or "ip=bootp". This options is not board specific. * Do not add "root=/dev/nfs". This is default on CONFIG_ROOT_NFS. * Kill unused error checking. * Fix IRQ...
```diff diff --git a/arch/mips/txx9/generic/smsc_fdc37m81x.c b/arch/mips/txx9/generic/smsc_fdc37m81x.c index 69e487467fa5..a2b2d62d88e3 100644 --- a/arch/mips/txx9/generic/smsc_fdc37m81x.c +++ b/arch/mips/txx9/generic/smsc_fdc37m81x.c @@ -15,8 +15,6 @@ #include <asm/io.h> #include <asm/txx9/smsc_fdc37m81x.h> -#defi...
32d00d0f933ea5d21c3cd0809461ebbf7ab89cef
Analyze and fix the following issue in the Linux kernel code: [MIPS] TXx9: PCI fixes for tx3927/tx4927
Problem Details: * Fix tx3927 pci ops for Type-1 configuration * Fix abort checking of tx3927 pci ops * Flush write buffer to avoid spurious PCI error interrupt * Add a quirk for FPCIB backplane Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
```diff diff --git a/arch/mips/pci/ops-tx3927.c b/arch/mips/pci/ops-tx3927.c index 8a17a39e5bf2..c6bd79e71e26 100644 --- a/arch/mips/pci/ops-tx3927.c +++ b/arch/mips/pci/ops-tx3927.c @@ -41,41 +41,41 @@ #include <asm/addrspace.h> #include <asm/txx9/tx3927.h> -static inline int mkaddr(unsigned char bus, unsigned cha...
a0e31fb09056224c5d6fef09d25cb96b6149aa7c
Analyze and fix the following issue in the Linux kernel code: [MIPS] TXx9: Fix JMR3927 irq numbers
Problem Details: * Fix wrong txx9_clockevent interrupt number * Fix TXX9_IRQ_BASE for JMR3927+FPCIB case Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
```diff diff --git a/arch/mips/txx9/jmr3927/setup.c b/arch/mips/txx9/jmr3927/setup.c index 03647ebe4130..57dc91e7afa6 100644 --- a/arch/mips/txx9/jmr3927/setup.c +++ b/arch/mips/txx9/jmr3927/setup.c @@ -85,7 +85,7 @@ static void jmr3927_machine_power_off(void) static void __init jmr3927_time_init(void) { txx9_clock...
af6dc22b03a95c31b690f299b2fd7acb279fe7f5
Analyze and fix the following issue in the Linux kernel code: [MIPS] tlb-r4k: Nuke broken paranoia error test.
Problem Details: Bug originally found and reported by Julia Lawall <julia@diku.dk>. I decieded that the whole error check was mostly useless paranoia and should be discarded. It would only ever trigger if r3k_have_wired_reg has a wrong value. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
```diff diff --git a/arch/mips/mm/tlb-r3k.c b/arch/mips/mm/tlb-r3k.c index a782549ac80e..f0cf46adb978 100644 --- a/arch/mips/mm/tlb-r3k.c +++ b/arch/mips/mm/tlb-r3k.c @@ -246,10 +246,6 @@ void __init add_wired_entry(unsigned long entrylo0, unsigned long entrylo1, old_pagemask = read_c0_pagemask(); w = read_c0_wir...
11ddad396086f8d1dfcb0056dc9d65d228f755c1
Analyze and fix the following issue in the Linux kernel code: kbuild: scripts/genksyms/lex.l: add %option noinput
Problem Details: gcc 4.3 correctly determines that input() is unused and gives the following warning: <-- snip --> ... HOSTCC scripts/genksyms/lex.o scripts/genksyms/lex.c:1487: warning: ‘input’ defined but not used ... <-- snip --> Fix it by adding %option noinput to scripts/genksyms/lex.l and regeneration ...
```diff diff --git a/scripts/genksyms/lex.c_shipped b/scripts/genksyms/lex.c_shipped index 2a176988d468..2ac23bcca5b5 100644 --- a/scripts/genksyms/lex.c_shipped +++ b/scripts/genksyms/lex.c_shipped @@ -6,10 +6,19 @@ /* A lexical scanner generated by flex */ +/* %not-for-header */ + +/* %if-c-only */ +/* %if-not-r...
be2be1d59035a28debb22555f103e676a8f74186
Analyze and fix the following issue in the Linux kernel code: kconfig: scripts/kconfig/zconf.l: add %option noinput
Problem Details: gcc 4.3 correctly determines that input() is unused and gives the following warning: <-- snip --> ... HOSTCC scripts/kconfig/zconf.tab.o scripts/kconfig/lex.zconf.c:1628: warning: ‘input’ defined but not used ... <-- snip --> Fix it by adding %option noinput to scripts/kconfig/zconf.l and re...
```diff diff --git a/scripts/kconfig/lex.zconf.c_shipped b/scripts/kconfig/lex.zconf.c_shipped index 6a61cee4a32c..7342ce0a7780 100644 --- a/scripts/kconfig/lex.zconf.c_shipped +++ b/scripts/kconfig/lex.zconf.c_shipped @@ -5,10 +5,29 @@ /* A lexical scanner generated by flex */ +#define yy_create_buffer zconf_crea...
b962a286e500c6259af8ba133361f8528eed9172
Analyze and fix the following issue in the Linux kernel code: [ARM] initrd: claim initrd memory exclusively
Problem Details: Claim the initrd memory exclusively, and order other memory reservations beforehand. This allows us to determine whether the initrd memory was overwritten, and disable the initrd in that case. This avoids a 'bad page state' bug. Tested-by: Ralph Siemsen <ralphs@netwinder.org> Signed-off-by: Russell ...
```diff diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index e6352946dde0..30a69d67d673 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -156,9 +156,9 @@ static int __init check_initrd(struct meminfo *mi) } if (initrd_node == -1) { - printk(KERN_ERR "initrd (0x%08lx - 0x%08lx) extends beyond " +...
ea35455e0dc17d732436a5b98bd511cab64eb10e
Analyze and fix the following issue in the Linux kernel code: kbuild: fix O=... build of um
Problem Details: We used include/asm-$ARCH/system.h to check if we should create a symlink in include2 directory with make O=... builds. But um does not have such a file thus build filed. Let's try anohter filename: $ ls -d include/asm-* | wc -l 21 $ ls -d include/asm-*/errno.h | wc -l 21 Signed-off-by: Sam Ravnborg ...
```diff diff --git a/Makefile b/Makefile index aa527a46c807..f156f40d6334 100644 --- a/Makefile +++ b/Makefile @@ -930,7 +930,7 @@ ifneq ($(KBUILD_SRC),) /bin/false; \ fi; $(Q)if [ ! -d include2 ]; then mkdir -p include2; fi; - $(Q)if [ -e $(srctree)/include/asm-$(SRCARCH)/system.h ]; then \ + $(Q)if [ -e $(src...
8e85c23ef04fe0d8414e0b1dc04543095282a27a
Analyze and fix the following issue in the Linux kernel code: sgi-xp: add _sn2 suffix to a few variables
Problem Details: Add an '_sn2' suffix to some variables found in xpc_sn2.c. Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/drivers/misc/sgi-xp/xpc_sn2.c b/drivers/misc/sgi-xp/xpc_sn2.c index 9c0c29a2ac86..63fe59a5bfac 100644 --- a/drivers/misc/sgi-xp/xpc_sn2.c +++ b/drivers/misc/sgi-xp/xpc_sn2.c @@ -56,15 +56,15 @@ static char *xpc_remote_copy_buffer_sn2; static void *xpc_remote_copy_buffer_base_sn2; -static struct...
9ca8e40c130c906c1060d105e63628410c860261
Analyze and fix the following issue in the Linux kernel code: GRU Driver V3: fixes to resolve code review comments
Problem Details: Fixes problems identified in a code review: - add comment with high level dscription of the GRU - prepend "gru_" to all global names - delete unused function - couple of trivial bug fixes [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: Jack Steiner <steiner@sgi.com> Cc: Nick Piggin ...
```diff diff --git a/drivers/misc/sgi-gru/gru_instructions.h b/drivers/misc/sgi-gru/gru_instructions.h index 3159b261c5a7..0dc36225c7c6 100644 --- a/drivers/misc/sgi-gru/gru_instructions.h +++ b/drivers/misc/sgi-gru/gru_instructions.h @@ -284,16 +284,6 @@ __opword(unsigned char opcode, unsigned char exopc, unsigned cha...
f718cd4add5aea9d379faff92f162571e356cc5f
Analyze and fix the following issue in the Linux kernel code: sched: make scheduler sysfs attributes sysdev class devices
Problem Details: They are really class devices, but were incorrectly declared. This leads to crashes with the recent changes that makes non normal sysdevs use a different prototype. [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: Andi Kleen <ak@linux.intel.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Pierr...
```diff diff --git a/kernel/sched.c b/kernel/sched.c index 0236958addcb..21f7da94662e 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -7671,34 +7671,34 @@ static ssize_t sched_power_savings_store(const char *buf, size_t count, int smt) } #ifdef CONFIG_SCHED_MC -static ssize_t sched_mc_power_savings_show(struct ...
5cdc98b8f51310f7cca05ad780f18f80dd9571de
Analyze and fix the following issue in the Linux kernel code: rtc-dev: stop periodic interrupts on device release
Problem Details: Solves http://bugzilla.kernel.org/show_bug.cgi?id=11127 The old rtc.c driver did it and some drivers (like rtc-sh) do it in their release function, though they should not -- because they should provide the irq_set_state op and the rtc framework itself should care about it. This patch makes it do so. ...
```diff diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c index ae3bd4de7675..856cc1af40df 100644 --- a/drivers/rtc/rtc-dev.c +++ b/drivers/rtc/rtc-dev.c @@ -432,6 +432,8 @@ static int rtc_dev_release(struct inode *inode, struct file *file) #ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL clear_uie(rtc); #endif + rtc_i...
32be1d22327743134974c7b2ec1e2a143b6b6f86
Analyze and fix the following issue in the Linux kernel code: scripts/mod/modpost.c: fix spelling of module and happens
Problem Details: Spelling fixes in scripts/mod/modpost.c Signed-off-by: Ben Dooks <ben-linux@fluff.org> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index 8f038e6d5f98..418cd7dbbc93 100644 --- a/scripts/mod/modpost.c +++ b/scripts/mod/modpost.c @@ -1468,7 +1468,7 @@ static void section_rel(const char *modname, struct elf_info *elf, * marked __initdata will be discarded when the module has been int...
836e4b14b41d19d17341a2dd2c49af8dd54e3aac
Analyze and fix the following issue in the Linux kernel code: USB: m66592-udc: Fix up dev_set_name() badness.
Problem Details: Commit 0031a06e2f07ab0d1bc98c31dbb6801f95f4bf01 converted all of the USB drivers to use dev_set_name(), though there was a typo on the m66592-udc conversion that handed off the wrong pointer (we want the struct device here obviously, not the struct usb_gadget). Signed-off-by: Paul Mundt <lethal@linux-...
```diff diff --git a/drivers/usb/gadget/m66592-udc.c b/drivers/usb/gadget/m66592-udc.c index 8da7535c0c70..77b44fb48f0a 100644 --- a/drivers/usb/gadget/m66592-udc.c +++ b/drivers/usb/gadget/m66592-udc.c @@ -1593,7 +1593,7 @@ static int __init m66592_probe(struct platform_device *pdev) m66592->gadget.ops = &m66592_g...
641de9d8f505db055d451b50e6e38117f84e79bb
Analyze and fix the following issue in the Linux kernel code: printk: fix comment for printk ratelimiting
Problem Details: The comment assumed the burst to be one and the ratelimit used to be named printk_ratelimit_jiffies. Signed-off-by: Uwe Kleine-König <Uwe.Kleine-Koenig@digi.com> Cc: Dave Young <hidave.darkstar@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@...
```diff diff --git a/kernel/printk.c b/kernel/printk.c index a7f7559c5f6c..b51b1567bb55 100644 --- a/kernel/printk.c +++ b/kernel/printk.c @@ -1309,14 +1309,14 @@ void tty_write_message(struct tty_struct *tty, char *msg) #if defined CONFIG_PRINTK -DEFINE_RATELIMIT_STATE(printk_ratelimit_state, 5 * HZ, 10); /* *...
bd673c7c3b1681dbfabab0062e67398dadf806af
Analyze and fix the following issue in the Linux kernel code: initrd: cast `initrd_start' to `void *'
Problem Details: commit fb6624ebd912e3d6907ca6490248e73368223da9 (initrd: Fix virtual/physical mix-up in overwrite test) introduced the compiler warning below on mips, as its virt_to_page() doesn't cast the passed address to unsigned long internally, unlike on most other architectures: init/main.c: In function `start_...
```diff diff --git a/init/main.c b/init/main.c index 20fdc9884b77..9c3b68b86ca0 100644 --- a/init/main.c +++ b/init/main.c @@ -635,10 +635,11 @@ asmlinkage void __init start_kernel(void) #ifdef CONFIG_BLK_DEV_INITRD if (initrd_start && !initrd_below_start_ok && - page_to_pfn(virt_to_page(initrd_start)) < min_l...
06ac667903ebea8191d4f7e7fa4e0936161e25fe
Analyze and fix the following issue in the Linux kernel code: uml: fix tty-related build error
Problem Details: /home/wangcong/Projects/linux-2.6/arch/um/drivers/line.c: In function `line_write_interrupt': /home/wangcong/Projects/linux-2.6/arch/um/drivers/line.c:366: error: `struct tty_ldisc' has no member named `write_wakeup' /home/wangcong/Projects/linux-2.6/arch/um/drivers/line.c:367: error: `struct tty_ldisc...
```diff diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c index 5047490fc299..d741f35d7b3a 100644 --- a/arch/um/drivers/line.c +++ b/arch/um/drivers/line.c @@ -362,19 +362,7 @@ static irqreturn_t line_write_interrupt(int irq, void *data) if (tty == NULL) return IRQ_NONE; - if (test_bit(TTY_DO_WRITE_WA...
c389d27b5e643d745f55ffb939b1426060ba63d4
Analyze and fix the following issue in the Linux kernel code: 8250.c: port.lock is irq-safe
Problem Details: serial8250_startup() doesn't disable interrupts while taking the &up->port.lock which might race against the interrupt handler serial8250_interrupt(), which when entered, will deadlock waiting for the lock to be released. Signed-off-by: Borislav Petkov <petkovbb@gmail.com> Tested-by: Ingo Molnar <ming...
```diff diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c index a97f1ae11f78..342e12fb1c25 100644 --- a/drivers/serial/8250.c +++ b/drivers/serial/8250.c @@ -1885,7 +1885,7 @@ static int serial8250_startup(struct uart_port *port) * the interrupt is enabled. Delays are necessary to * allow register cha...
5def9a3a22e09c99717f41ab7f07ec9e1a1f3ec8
Analyze and fix the following issue in the Linux kernel code: markers: fix markers read barrier for multiple probes
Problem Details: Paul pointed out two incorrect read barriers in the marker handler code in the path where multiple probes are connected. Those are ordering reads of "ptype" (single or multi probe marker), "multi" array pointer, and "multi" array data access. It should be ordered like this : read ptype smp_rmb() rea...
```diff diff --git a/kernel/marker.c b/kernel/marker.c index 971da5317903..7d1faecd7a51 100644 --- a/kernel/marker.c +++ b/kernel/marker.c @@ -125,6 +125,11 @@ void marker_probe_cb(const struct marker *mdata, void *call_private, ...) } else { struct marker_probe_closure *multi; int i; + /* + * Read mdata->pt...
b68bb2632453a9ca7d10a00d79adf60968cb4c05
Analyze and fix the following issue in the Linux kernel code: rtc: don't return -EBUSY when mutex_lock_interruptible() fails
Problem Details: It was pointed out that the RTC framework handles its mutex locks oddly ... returning -EBUSY when interrupted. This fixes that by returning the value of mutex_lock_interruptible() (i.e. -EINTR). Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Acked-by: Alessandro Zummo <a.zummo@towe...
```diff diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c index d397fa5f3a91..7af60b98d8a4 100644 --- a/drivers/rtc/interface.c +++ b/drivers/rtc/interface.c @@ -20,7 +20,7 @@ int rtc_read_time(struct rtc_device *rtc, struct rtc_time *tm) err = mutex_lock_interruptible(&rtc->ops_lock); if (err) - re...
26c131c71e31973e273adde4027e6a80bde164dc
Analyze and fix the following issue in the Linux kernel code: iscsi_ibft_find: fix modpost warning
Problem Details: Exporting __init functions is wrong. Signed-off-by: Jan Beulich <jbeulich@novell.com> Acked-by: Konrad Rzeszutek <konradr@linux.vnet.ibm.com> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/drivers/firmware/iscsi_ibft_find.c b/drivers/firmware/iscsi_ibft_find.c index 11f17440fea6..d53fbbfefa3e 100644 --- a/drivers/firmware/iscsi_ibft_find.c +++ b/drivers/firmware/iscsi_ibft_find.c @@ -81,4 +81,3 @@ void __init reserve_ibft_region(void) if (ibft_addr) reserve_bootmem(pos, PAGE_ALI...
93a6557558a13f9ff35213efeca483f353c39dd3
Analyze and fix the following issue in the Linux kernel code: cpuset: fix wrong calculation of relax domain level
Problem Details: When multiple cpusets are overlapping in their 'cpus' and hence they form a single sched domain, the largest sched_relax_domain_level among those should be used. But when top_cpuset's sched_load_balance is set, its sched_relax_domain_level is used regardless other sub-cpusets'. This patch fixes it by ...
```diff diff --git a/kernel/cpuset.c b/kernel/cpuset.c index c818c36b0c5f..7a82e9033a7f 100644 --- a/kernel/cpuset.c +++ b/kernel/cpuset.c @@ -616,7 +616,7 @@ void rebuild_sched_domains(void) dattr = kmalloc(sizeof(struct sched_domain_attr), GFP_KERNEL); if (dattr) { *dattr = SD_ATTR_INIT; - update_domain_a...
5a3eb9f6b7c598529f832b8baa6458ab1cbab2c6
Analyze and fix the following issue in the Linux kernel code: cgroup: fix possible memory leak
Problem Details: There's a leak if copy_from_user() returns failure. Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Cc: Paul Menage <menage@google.com> Cc: Cedric Le Goater <clg@fr.ibm.com> Cc: Balbir Singh <balbir@in.ibm.com> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Signed-off-by: Andrew Morton <akpm@lin...
```diff diff --git a/kernel/cgroup.c b/kernel/cgroup.c index 657f8f8d93a5..28debe4e1488 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -1424,14 +1424,17 @@ static ssize_t cgroup_write_string(struct cgroup *cgrp, struct cftype *cft, if (buffer == NULL) return -ENOMEM; } - if (nbytes && copy_from_user(buf...
a1531acd43310a7e4571d52e8846640667f4c74b
Analyze and fix the following issue in the Linux kernel code: cpufreq acpi: only call _PPC after cpufreq ACPI init funcs got called already
Problem Details: Ingo Molnar provided a fix to not call _PPC at processor driver initialization time in "[PATCH] ACPI: fix cpufreq regression" (git commit e4233dec749a3519069d9390561b5636a75c7579) But it can still happen that _PPC is called at processor driver initialization time. This patch should make sure that thi...
```diff diff --git a/arch/powerpc/platforms/cell/cbe_cpufreq_pmi.c b/arch/powerpc/platforms/cell/cbe_cpufreq_pmi.c index 69288f653144..3233fe84d158 100644 --- a/arch/powerpc/platforms/cell/cbe_cpufreq_pmi.c +++ b/arch/powerpc/platforms/cell/cbe_cpufreq_pmi.c @@ -96,6 +96,12 @@ static int pmi_notifier(struct notifier_bl...
e8bac9e0647dd04c83fd0bfe7cdfe2f6dfb100d0
Analyze and fix the following issue in the Linux kernel code: [SCSI] scsi_transport_spi: fix oops in revalidate
Problem Details: The class_device->device conversion is causing an oops in revalidate because it's assuming that the device_for_each_child iterator will only return struct scsi_device children. The conversion made all former class_devices children of the device as well, so this assumption is broken. Fix it. Cc: Stab...
```diff diff --git a/drivers/scsi/scsi_transport_spi.c b/drivers/scsi/scsi_transport_spi.c index 75a64a6cae8c..b29360ed0bdc 100644 --- a/drivers/scsi/scsi_transport_spi.c +++ b/drivers/scsi/scsi_transport_spi.c @@ -366,12 +366,14 @@ spi_transport_rd_attr(rti, "%d\n"); spi_transport_rd_attr(pcomp_en, "%d\n"); spi_tran...
671a99c8eb2f1dde08ac5538d8cd912047c61ddf
Analyze and fix the following issue in the Linux kernel code: [SCSI] ses: fix VPD inquiry overrun
Problem Details: There are a few kerneloops.org reports like this one: http://www.kerneloops.org/search.php?search=ses_match_to_enclosure That seem to imply we're running off the end of the VPD inquiry data (although at 512 bytes, it should be long enough for just about anything). we should be using correctly sized ...
```diff diff --git a/drivers/scsi/ses.c b/drivers/scsi/ses.c index 0fe031f003e7..1bcf3c33d7ff 100644 --- a/drivers/scsi/ses.c +++ b/drivers/scsi/ses.c @@ -345,14 +345,14 @@ static int ses_enclosure_find_by_addr(struct enclosure_device *edev, return 0; } -#define VPD_INQUIRY_SIZE 512 +#define VPD_INQUIRY_SIZE 36 ...
ad337591f4fd20de6a0ca03d6715267a5c1d2b16
Analyze and fix the following issue in the Linux kernel code: [SCSI] block: Fix miscalculation of sg_io timeout in CDROM_SEND_PACKET handler.
Problem Details: It seems cdrwtool in the udftools has been unusable on "modern" kernels for some time. A Google search reveals many people with the same issue but no solution (cdrwtool fails to format the disk). After spending some time tracking down the issue, it comes down to the following: The udftools still use t...
```diff diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c index c5b9bcfc0a6d..12a5182173f6 100644 --- a/block/scsi_ioctl.c +++ b/block/scsi_ioctl.c @@ -518,7 +518,7 @@ int scsi_cmd_ioctl(struct file *file, struct request_queue *q, hdr.sbp = cgc.sense; if (hdr.sbp) hdr.mx_sb_len = sizeof(struct request_s...
9b07044cd8bd15fb5991e9b27136979a43538636
Analyze and fix the following issue in the Linux kernel code: Input: gpio-keys - make gpio_keys_device_driver static
Problem Details: This fixes the sparse warning symbol 'gpio_keys_device_driver' was not declared. Should it be static? Signed-off-by: Uwe Kleine-König <Uwe.Kleine-Koenig@digi.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
```diff diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index 1a92f4b04c17..3f48279f2195 100644 --- a/drivers/input/keyboard/gpio_keys.c +++ b/drivers/input/keyboard/gpio_keys.c @@ -257,7 +257,7 @@ static int gpio_keys_resume(struct platform_device *pdev) #define gpio_keys_resume N...
74dd4393445ba37b79041d92de6ff7e7b68a4aec
Analyze and fix the following issue in the Linux kernel code: Input: gpio-keys - fix possible NULL pointer dereference
Problem Details: bdata->button is used in gpio_check_button but never initialized. Having a device with debounce_interval != 0 without this patch resulted on an oops on my machine. Signed-off-by: Uwe Kleine-König <Uwe.Kleine-Koenig@digi.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
```diff diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index be58730e636a..1a92f4b04c17 100644 --- a/drivers/input/keyboard/gpio_keys.c +++ b/drivers/input/keyboard/gpio_keys.c @@ -118,6 +118,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) unsigned int ty...
95b1bc20532c18e3f19cd460c8350350c84ffbb2
Analyze and fix the following issue in the Linux kernel code: [MTD] MTD_DEBUG always does compile-time typechecks
Problem Details: The current style for debug messages is to ensure they're always parsed by the compiler and then subjected to dead code removal. That way builds won't break only when debug options get enabled, which is common when they are stripped out early by CPP. This patch makes CONFIG_MTD_DEBUG adopt that conven...
```diff diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h index 4ed40caff4e5..922636548558 100644 --- a/include/linux/mtd/mtd.h +++ b/include/linux/mtd/mtd.h @@ -272,7 +272,11 @@ static inline void mtd_erase_callback(struct erase_info *instr) printk(KERN_INFO args); \ } while(0) #else /* CONFIG_MTD...
771999b65f79264acde4b855e5d35696eca5e80c
Analyze and fix the following issue in the Linux kernel code: [MTD] DataFlash: bugfix, binary page sizes now handled
Problem Details: The wrong version of the "teach dataflash about binary density" patch just got merged (v2 not v3) ... this restores the missing updates: * Fix the cmdlinepart *regression* that caused testing failures (!!) by restoring the original part labels in relevant cases. * Don't reference things that ...
```diff diff --git a/drivers/mtd/devices/mtd_dataflash.c b/drivers/mtd/devices/mtd_dataflash.c index 54e36bfc2c3b..8bd0dea6885f 100644 --- a/drivers/mtd/devices/mtd_dataflash.c +++ b/drivers/mtd/devices/mtd_dataflash.c @@ -15,6 +15,8 @@ #include <linux/delay.h> #include <linux/device.h> #include <linux/mutex.h> +#in...
650da9d0b7c401619c1df2953e975606b8d5dcbb
Analyze and fix the following issue in the Linux kernel code: [MTD] [NAND] fsl_elbc_nand.c: fix printk warning
Problem Details: drivers/mtd/nand/fsl_elbc_nand.c:890: warning: format '%x' expects type 'unsigned int', but argument 3 has type 'resource_size_t' Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
```diff diff --git a/drivers/mtd/nand/fsl_elbc_nand.c b/drivers/mtd/nand/fsl_elbc_nand.c index 9dff51351f4f..98ad3cefcaf4 100644 --- a/drivers/mtd/nand/fsl_elbc_nand.c +++ b/drivers/mtd/nand/fsl_elbc_nand.c @@ -887,7 +887,7 @@ static int __devinit fsl_elbc_chip_probe(struct fsl_elbc_ctrl *ctrl, goto err; } - pri...
96d8b647cfff90c8ff07863866aacdcd9d13cead
Analyze and fix the following issue in the Linux kernel code: [MTD] [NAND] fix subpage read for small page NAND
Problem Details: Current implementation of subpage read feature for NAND has issues with small page devices. Small page NAND do not support RNDOUT command. So subpage feature is not applicable for them. This patch disables support of subpage for small page NAND. The code is verified on nandsim(SP NAND simulation) and ...
```diff diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index 83f678702dff..81774e5facf4 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -177,7 +177,9 @@ typedef enum { #define NAND_MUST_PAD(chip) (!(chip->options & NAND_NO_PADDING)) #define NAND_HAS_CACHEPROG(chip) ((chip->op...
17ef51fce03758736e9051c4360eca237dd0aaeb
Analyze and fix the following issue in the Linux kernel code: ipv6: Fix useless proc net sockstat6 removal
Problem Details: This call is no longer needed, sockstat6 is per namespace so it is removed at the namespace subsystem destruction. Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c index f82f6074cf85..0179b66864f1 100644 --- a/net/ipv6/proc.c +++ b/net/ipv6/proc.c @@ -286,7 +286,6 @@ proc_net_fail: void ipv6_misc_proc_exit(void) { - proc_net_remove(&init_net, "sockstat6"); proc_net_remove(&init_net, "dev_snmp6"); proc_net_remove(&init...
8d50b53d66a8a6ae41bafbdcabe401467803f33a
Analyze and fix the following issue in the Linux kernel code: pkt_sched: Fix OOPS on ingress qdisc add.
Problem Details: Bug report from Steven Jan Springl: Issuing the following command causes a kernel oops: tc qdisc add dev eth0 handle ffff: ingress The problem mostly stems from all of the special case handling of ingress qdiscs. So, to fix this, do the grafting operation the same way we do for TX qdiscs. Which ...
```diff diff --git a/net/core/dev.c b/net/core/dev.c index 8d13a9b9f1df..63d6bcddbf46 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2100,7 +2100,7 @@ static int ing_filter(struct sk_buff *skb) rxq = &dev->rx_queue; q = rxq->qdisc; - if (q) { + if (q != &noop_qdisc) { spin_lock(qdisc_lock(q)); result ...
4e891910f5fc7b94c720f587686636a88447c5e4
Analyze and fix the following issue in the Linux kernel code: [netdrvr] wd: fix build breakage with new NS8390p API
Problem Details: From: Alan Cox <alan@redhat.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
```diff diff --git a/drivers/net/wd.c b/drivers/net/wd.c index fa14255282af..6f9aa1643743 100644 --- a/drivers/net/wd.c +++ b/drivers/net/wd.c @@ -337,7 +337,7 @@ static int __init wd_probe1(struct net_device *dev, int ioaddr) #ifdef CONFIG_NET_POLL_CONTROLLER dev->poll_controller = ei_poll; #endif - NS8390_init(de...
16d78bc255a55d16c0888dde336978d633e80b01
Analyze and fix the following issue in the Linux kernel code: dm9601: don't do usb transfers of data on stack
Problem Details: dm_{read,write}() were doing USB transfers of data on stack, which isn't allowed. Fix it by kmalloc'ing a temporary buffer. Clean up the error handling for short transfers while we're at it. Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk> Acked-by: David Brownell <dbrownell@users.sourceforge.net> S...
```diff diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c index f7319d326912..78df2be8a728 100644 --- a/drivers/net/usb/dm9601.c +++ b/drivers/net/usb/dm9601.c @@ -55,12 +55,28 @@ static int dm_read(struct usbnet *dev, u8 reg, u16 length, void *data) { + void *buf; + int err = -ENOMEM; + devdbg(dev...
38c080ffa9c1b840390832b42ce8621464ab9f97
Analyze and fix the following issue in the Linux kernel code: niu: Fix error checking in niu_ethflow_to_class.
Problem Details: The callers of niu_ethflow_to_class expect zero as error, but it returns -1 instead. Signed-off-by: Andreas Schwab <schwab@suse.de> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/niu.c b/drivers/net/niu.c index 8ee7d7bb951b..e4765b713aba 100644 --- a/drivers/net/niu.c +++ b/drivers/net/niu.c @@ -6417,7 +6417,7 @@ static int niu_ethflow_to_class(int flow_type, u64 *class) *class = CLASS_CODE_SCTP_IPV6; break; default: - return -1; + return 0; } re...
4a36702e016947a0ce6c0c024673bb5b16d3f618
Analyze and fix the following issue in the Linux kernel code: IPv6: datagram_send_ctl() should exit immediately when an error occured
Problem Details: When an error occured, datagram_send_ctl() should exit immediately rather than continue to run the for loop. Otherwise, the variable err might be changed and the error might be hidden. Fix this bug by using "goto" instead of "break". Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> Signed-off-by: David...
```diff diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c index f7b535dec860..410046a8cc91 100644 --- a/net/ipv6/datagram.c +++ b/net/ipv6/datagram.c @@ -732,7 +732,7 @@ int datagram_send_ctl(struct net *net, LIMIT_NETDEBUG(KERN_DEBUG "invalid cmsg type: %d\n", cmsg->cmsg_type); err = -EINVAL; ...
1ac42ef844d7c0996f15c6f94f463ac94cb80818
Analyze and fix the following issue in the Linux kernel code: powerpc: Fix ptrace buffer size for VSX
Problem Details: Fix cut-and-paste error in the size setting for ptrace buffers for VSX. Signed-off-by: Michael Neuling <mikey@neuling.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
```diff diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c index 6b66cd85b433..97d5dede8173 100644 --- a/arch/powerpc/kernel/ptrace.c +++ b/arch/powerpc/kernel/ptrace.c @@ -975,15 +975,13 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) case PTRACE_GETVSRREGS: ...
33b3f03dccc26c377e9689790ecc41079a0c9ca7
Analyze and fix the following issue in the Linux kernel code: powerpc: Correctly hookup PTRACE_GET/SETVSRREGS for 32 bit processes
Problem Details: Fix bug where PTRACE_GET/SETVSRREGS are not connected for 32 bit processes. Signed-off-by: Michael Neuling <mikey@neuling.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
```diff diff --git a/arch/powerpc/kernel/ptrace32.c b/arch/powerpc/kernel/ptrace32.c index 67bf1a1e7e14..197d49c790ad 100644 --- a/arch/powerpc/kernel/ptrace32.c +++ b/arch/powerpc/kernel/ptrace32.c @@ -294,6 +294,8 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request, case PTRACE_SETFPREGS: ...
9842727da7d95d8249087148048cc571f967c023
Analyze and fix the following issue in the Linux kernel code: ide/powermac: Fix use of uninitialized pointer on media-bay
Problem Details: The current ide-pmac calls media_bay_set_ide_infos() with an uninitialized "hwif" argument. The proper fix is to split the allocation of the hwif from its registration in order to properly setup the mediabay informations before registration. Acked-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Si...
```diff diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c index c521bf6e1bf2..fa2be26272d5 100644 --- a/drivers/ide/ppc/pmac.c +++ b/drivers/ide/ppc/pmac.c @@ -1086,6 +1086,11 @@ static int __devinit pmac_ide_setup_device(pmac_ide_hwif_t *pmif, hw_regs_t *hw) /* Make sure we have sane timings */ sanitize...
cf0d19fb3032ebf2cf8e5217da00f51dc025aa8e
Analyze and fix the following issue in the Linux kernel code: powerpc/fsl: proliferate simple-bus compatibility to soc nodes
Problem Details: add simple-bus compatible property to soc nodes for 83xx/85xx platforms that were missing them. Add same to platform probe code. This fixes SoC device drivers (such as talitos) to succeed in matching devices present in the soc node. also update mpc836x_rdk dts to new SEC bindings (overlooked in comm...
```diff diff --git a/arch/powerpc/boot/dts/mpc832x_mds.dts b/arch/powerpc/boot/dts/mpc832x_mds.dts index 7345743d3d96..fbc930410ff6 100644 --- a/arch/powerpc/boot/dts/mpc832x_mds.dts +++ b/arch/powerpc/boot/dts/mpc832x_mds.dts @@ -68,6 +68,7 @@ #address-cells = <1>; #size-cells = <1>; device_type = "soc"; + c...
dc56e634c807c6be69be8af919f20a746197b87d
Analyze and fix the following issue in the Linux kernel code: S2io: fix statistics flush after a MTU change
Problem Details: On s2io driver, when you change the interface MTU, it invokes a card reset, which flush some statistics. This patch solves this problem, and also set the net_device->stats as the default statistics structure, instead of s2io_nic->stats. To do that, s2io_nic->stats turned into a staging area, where is...
```diff diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c index 86d77d05190a..a2b073097e5c 100644 --- a/drivers/net/s2io.c +++ b/drivers/net/s2io.c @@ -3143,7 +3143,7 @@ static void tx_intr_handler(struct fifo_info *fifo_data) pkt_cnt++; /* Updating the statistics block */ - nic->stats.tx_bytes += skb->len;...
c7b7b042068cd12b8b155722d24686f70b88ced1
Analyze and fix the following issue in the Linux kernel code: enc28j60: don't specify (wrong) IRQ type
Problem Details: Recent changes to the IRQ framework have made passing the wrong trigger type to request_irq() become a fatal error. In the case of the enc28j60 driver, it stopped working in my test harness. (Specifically: the signal detects "pin change" events, both edges, not just falling edges. Similarly, other ...
```diff diff --git a/drivers/net/enc28j60.c b/drivers/net/enc28j60.c index c05cb159c772..aa0bf6e1c694 100644 --- a/drivers/net/enc28j60.c +++ b/drivers/net/enc28j60.c @@ -1547,8 +1547,10 @@ static int __devinit enc28j60_probe(struct spi_device *spi) random_ether_addr(dev->dev_addr); enc28j60_set_hw_macaddr(dev); ...
22ae03a190011fa2241e68a6c51369d78039348e
Analyze and fix the following issue in the Linux kernel code: forcedeth bug fix: realtek phy 8211c errata
Problem Details: This patch adds support for the realtek 8211c phy. The driver must perform a hardware reset of the phy due to an errata where the phy could not detect the link. Signed-off-by: Ayaz Abdulla <aabdulla@nvidia.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
```diff diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 4ed89fa9ae46..01b38b092c76 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -333,6 +333,7 @@ enum { NvRegPowerState2 = 0x600, #define NVREG_POWERSTATE2_POWERUP_MASK 0x0F11 #define NVREG_POWERSTATE2_POWERUP_REV_A3 0x00...
176803562b541ebf4744e44e6600fb60660255d5
Analyze and fix the following issue in the Linux kernel code: [CIFS] cifs send2 not retrying enough in some cases on full socket
Problem Details: There are cases in which, on a full socket which requires retry on sending data by the app (cifs in this case), that we were not retrying since we did not reinitialize a counter. This fixes the retry logic to retry up to 15 seconds on stuck sockets. Signed-off-by: Shirish Pargaonkar <shirishp@us.ibm....
```diff diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index 000ac509c98a..e286db9f5ee2 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -265,6 +265,7 @@ smb_send2(struct socket *ssocket, struct kvec *iov, int n_vec, cFYI(1, ("Sending smb: total_len %d", total_len)); dump_smb(smb_buffer, len);...
56a6d13dfd49d90d72a1a962246206719dd9d143
Analyze and fix the following issue in the Linux kernel code: mac80211: fix mesh beaconing
Problem Details: This patch fixes mesh beaconing, which was broken by "mac80211: revamp beacon configuration". Signed-off-by: Luis Carlos Cobo <luisca@cozybit.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
```diff diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 35eb767cbcbe..acb04133a95d 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -3299,6 +3299,7 @@ void ieee80211_start_mesh(struct net_device *dev) ifsta = &sdata->u.sta; ifsta->state = IEEE80211_MESH_UP; ieee80211_sta_timer((unsigned ...
14db74bcc3f7a779cf395a47e26b06a28207571a
Analyze and fix the following issue in the Linux kernel code: mac80211: fix cfg80211 hooks for master interface
Problem Details: The master interface is a virtual interface that is registered to mac80211, changing that does not seem like a good idea at the moment. However, since it has no sdata, we cannot accept any configuration for it. This patch makes the cfg80211 hooks reject any such attempt. Signed-off-by: Johannes Berg <...
```diff diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 8e7ba0e62cf5..297c257864c7 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -81,6 +81,7 @@ static int ieee80211_change_iface(struct wiphy *wiphy, int ifindex, enum nl80211_iftype type, u32 *flags, struct vif_params *params) { +...
bba95fefb8e31f4799652666d05a4a9aad56e492
Analyze and fix the following issue in the Linux kernel code: nl80211: fix dump callbacks
Problem Details: Julius Volz pointed out that the dump callbacks in nl80211 were broken and fixed one of them. This patch fixes the other three and also addresses the TODOs there. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Cc: Julius Volz <juliusv@google.com> Cc: Thomas Graf <tgraf@suug.ch> Signed-off-by...
```diff diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index b7fefffd2d0d..59eb2cf42e5f 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -29,16 +29,16 @@ static struct genl_family nl80211_fam = { }; /* internal helper: get drv and dev */ -static int get_drv_dev_by_info_ifindex(struc...
d0f09804144fd9471a13cf4d80e66842c7fa114f
Analyze and fix the following issue in the Linux kernel code: mac80211: partially fix skb->cb use
Problem Details: This patch fixes mac80211 to not use the skb->cb over the queue step from virtual interfaces to the master. The patch also, for now, disables aggregation because that would still require requeuing, will fix that in a separate patch. There are two other places (software requeue and powersaving stations)...
```diff diff --git a/drivers/net/wireless/ath5k/base.c b/drivers/net/wireless/ath5k/base.c index 1106d1c06298..ff3fad794b61 100644 --- a/drivers/net/wireless/ath5k/base.c +++ b/drivers/net/wireless/ath5k/base.c @@ -1237,7 +1237,7 @@ ath5k_txbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf) pktlen = skb->len; ...
1f690d7b549ef9c7424536475501885dd5b54930
Analyze and fix the following issue in the Linux kernel code: rtl8187: Fix for TX sequence number problem
Problem Details: "mac80211: fix TX sequence numbers" broke rtl8187. This patch makes the same kind of fix that was done for rt2x00. Note that this code will have to be reworked for proper sequence numbers on beacons. In addition, the sequence number has been placed in the hardware state, not the vif state. Signed-off-...
```diff diff --git a/drivers/net/wireless/rtl8187.h b/drivers/net/wireless/rtl8187.h index 3afb49f8866a..8961901b5c04 100644 --- a/drivers/net/wireless/rtl8187.h +++ b/drivers/net/wireless/rtl8187.h @@ -100,6 +100,7 @@ struct rtl8187_priv { struct usb_device *udev; u32 rx_conf; u16 txpwr_base; + u16 seqno; u8 a...
5422399518e8142198df888aab00acdac251f754
Analyze and fix the following issue in the Linux kernel code: mac80211: append CONFIG_ to MAC80211_VERBOSE_PS_DEBUG in net/mac80211/tx.c.
Problem Details: In net/mac80211/tx.c, there are some #ifdef which checks MAC80211_VERBOSE_PS_DEBUG (which in fact is never set) instead of CONFIG_MAC80211_VERBOSE_PS_DEBUG, as should be. This patch replaces MAC80211_VERBOSE_PS_DEBUG with CONFIG_MAC80211_VERBOSE_PS_DEBUG in these #ifdef commands in net/mac80211/tx.c. ...
```diff diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 7e99d1615192..c5f78059c6ca 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -305,7 +305,7 @@ static void purge_old_ps_buffers(struct ieee80211_local *local) rcu_read_unlock(); local->total_ps_buffered = total; -#ifdef MAC80211_VERBOSE_PS_DE...