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083ba279d52bcad20f1dfa3cefd4255cbe82d521
Analyze and fix the following issue in the Linux kernel code: netxen: fix interrupt for NX2031
Problem Details: Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> For NX2031, msix is supported from fw version > 3.4.336. This fw version check should take flash fw in consider instead of running fw or fw from file. Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index 68903bf06cf6..f1daa9a8be07 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -772,15 +772,22 @@ netxen_check_options(struct netxen_adapter *adapter) if (NX_IS_REVISION_P...
e270299a2f7a3040fe598113f74c2a7d5f63b582
Analyze and fix the following issue in the Linux kernel code: netxen: fix fw load from file
Problem Details: Rarely: Fw file size can be unaligned to 8. Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index 141bc4389fec..439f3e859693 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -1019,6 +1019,16 @@ netxen_load_firmware(struct netxen_adapter *adapter) flashaddr += 8;...
6b50ea1516fab30ce5843e5b11e43488f38c776d
Analyze and fix the following issue in the Linux kernel code: netxen: fix corner cases of firmware recovery
Problem Details: Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> o DEV_NEED_RESET state was not handled during fw intialization phase. o nx_decr_dev_ref_cnt() can return error, if fail to grab pcie seamphore. Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index 08780ef1c1f8..68903bf06cf6 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -2294,6 +2294,7 @@ netxen_fwinit_work(struct work_struct *work) } break; + case NX_DEV...
ff90cd4a1dcfc03bf228d94f553619198e65bc42
Analyze and fix the following issue in the Linux kernel code: netxen: fix tx csum status
Problem Details: Kernel default tx csum function (ethtool_op_get_tx_csum) doesn't show correct csum status. It takes various FLAGS (NETIF_F_ALL_CSUM) in account to show tx csum status, which driver doesn't set while disabling tx csum. Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com> Signed-off-by: A...
```diff diff --git a/drivers/net/netxen/netxen_nic_ethtool.c b/drivers/net/netxen/netxen_nic_ethtool.c index f8499e56cbee..aecba787f7c8 100644 --- a/drivers/net/netxen/netxen_nic_ethtool.c +++ b/drivers/net/netxen/netxen_nic_ethtool.c @@ -703,6 +703,11 @@ netxen_nic_get_ethtool_stats(struct net_device *dev, } } +s...
c0cd884af045338476b8e69a61fceb3f34ff22f1
Analyze and fix the following issue in the Linux kernel code: r8169: offical fix for CVE-2009-4537 (overlength frame DMAs)
Problem Details: Official patch to fix the r8169 frame length check error. Based on this initial thread: http://marc.info/?l=linux-netdev&m=126202972828626&w=1 This is the official patch to fix the frame length problems in the r8169 driver. As noted in the previous thread, while this patch incurs a performance hit on...
```diff diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 7193afc00e47..96740051cdcc 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -186,7 +186,12 @@ static DEFINE_PCI_DEVICE_TABLE(rtl8169_pci_tbl) = { MODULE_DEVICE_TABLE(pci, rtl8169_pci_tbl); -static int rx_copybreak = 200; +/* + * we s...
fcc6a7462ec8d8a7d63ec59559e91f8fd6991160
Analyze and fix the following issue in the Linux kernel code: hwmon: (coretemp) Fix cpu model output
Problem Details: Avoid hex and decimal confusion when printing out the cpu model. Signed-off-by: Prarit Bhargava <prarit@redhat.com> Signed-off-by: Jean Delvare <khali@linux-fr.org>
```diff diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c index 2d7bceeed0bc..f5f975ba36e5 100644 --- a/drivers/hwmon/coretemp.c +++ b/drivers/hwmon/coretemp.c @@ -466,7 +466,7 @@ static int __init coretemp_init(void) family 6 CPU */ if ((c->x86 == 0x6) && (c->x86_model > 0xf)) printk(KER...
fb48e3c6a4d8888aff61fbf567aadac7d206e973
Analyze and fix the following issue in the Linux kernel code: ASoC: Fix passing platform_data to ac97 bus users and fix a leak
Problem Details: [The issue is an attempt to write the pdata without the AC97 device allocated when using ac97.c - also added a comment in soc-core.c for the special case for ac97. -- broonie] Signed-off-by: Graham Gower <graham.gower@gmail.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <...
```diff diff --git a/sound/soc/codecs/ac97.c b/sound/soc/codecs/ac97.c index a1bbe16b7f96..bcfa53271673 100644 --- a/sound/soc/codecs/ac97.c +++ b/sound/soc/codecs/ac97.c @@ -80,9 +80,11 @@ static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, static int ac97_soc_probe(struct platform_device *pdev) { ...
e36673ec5126f15a8cddf6049aede7bdcf484c26
Analyze and fix the following issue in the Linux kernel code: tracing: Fix lockdep warning in global_clock()
Problem Details: # echo 1 > events/enable # echo global > trace_clock ------------[ cut here ]------------ WARNING: at kernel/lockdep.c:3162 check_flags+0xb2/0x190() ... ---[ end trace 3f86734a89416623 ]--- possible reason: unannotated irqs-on. ... There's no reason to use the raw_local_irq_save() in trace_clock_glo...
```diff diff --git a/kernel/trace/trace_clock.c b/kernel/trace/trace_clock.c index 6fbfb8f417b9..9d589d8dcd1a 100644 --- a/kernel/trace/trace_clock.c +++ b/kernel/trace/trace_clock.c @@ -84,7 +84,7 @@ u64 notrace trace_clock_global(void) int this_cpu; u64 now; - raw_local_irq_save(flags); + local_irq_save(flags);...
0943846ae05603efd98550f2d475e9c98191bde8
Analyze and fix the following issue in the Linux kernel code: [LogFS] Move reserved segments with journal
Problem Details: Fixes a GC livelock. Signed-off-by: Joern Engel <joern@logfs.org>
```diff diff --git a/fs/logfs/journal.c b/fs/logfs/journal.c index 15454ac7bd93..25b1345c4652 100644 --- a/fs/logfs/journal.c +++ b/fs/logfs/journal.c @@ -800,6 +800,7 @@ void do_logfs_journal_wl_pass(struct super_block *sb) { struct logfs_super *super = logfs_super(sb); struct logfs_area *area = super->s_journal_...
c967da6a0ba837f762042e931d4afcf72045547c
Analyze and fix the following issue in the Linux kernel code: x86: Make sure free_init_pages() frees pages on page boundary
Problem Details: When CONFIG_NO_BOOTMEM=y, it could use memory more effiently, or in a more compact fashion. Example: Allocated new RAMDISK: 00ec2000 - 0248ce57 Move RAMDISK from 000000002ea04000 - 000000002ffcee56 to 00ec2000 - 0248ce56 The new RAMDISK's end is not page aligned. Last page could be shared with oth...
```diff diff --git a/arch/x86/kernel/head32.c b/arch/x86/kernel/head32.c index adedeef1dedc..b2e246037392 100644 --- a/arch/x86/kernel/head32.c +++ b/arch/x86/kernel/head32.c @@ -7,6 +7,7 @@ #include <linux/init.h> #include <linux/start_kernel.h> +#include <linux/mm.h> #include <asm/setup.h> #include <asm/secti...
8136b58dd0fce0b4cb649ac690e0493fb6fdacdb
Analyze and fix the following issue in the Linux kernel code: ceph: some documentations fixes
Problem Details: New documentation should have an entry in the 00-INDEX. Correct git urls. Signed-off-by: Cheng Renquan <crquan@gmail.com> Signed-off-by: Sage Weil <sage@newdream.net>
```diff diff --git a/Documentation/filesystems/00-INDEX b/Documentation/filesystems/00-INDEX index 3bae418c6ad3..4303614b5add 100644 --- a/Documentation/filesystems/00-INDEX +++ b/Documentation/filesystems/00-INDEX @@ -16,6 +16,8 @@ befs.txt - information about the BeOS filesystem for Linux. bfs.txt - info for the...
596b711ed6b5235f8545680ef38ace00f9898c32
Analyze and fix the following issue in the Linux kernel code: x86: Make smp_locks end with page alignment
Problem Details: Fix: ------------[ cut here ]------------ WARNING: at arch/x86/mm/init.c:342 free_init_pages+0x4c/0xfa() free_init_pages: range [0x40daf000, 0x40db5c24] is not aligned Modules linked in: Pid: 0, comm: swapper Not tainted 2.6.34-rc2-tip-03946-g4f16b23-dirty #50 Call Trace: [<40232e9f>] warn_slo...
```diff diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S index 44879df55696..2cc249718c46 100644 --- a/arch/x86/kernel/vmlinux.lds.S +++ b/arch/x86/kernel/vmlinux.lds.S @@ -291,8 +291,8 @@ SECTIONS .smp_locks : AT(ADDR(.smp_locks) - LOAD_OFFSET) { __smp_locks = .; *(.smp_locks) - __sm...
f7454c5d5c33b84fdbb957b7ad4a432e333b2550
Analyze and fix the following issue in the Linux kernel code: frv/chris: fix lines with a missing semicolons
Problem Details: Commit b26b2d494b659f9 ("resource/PCI: align functions now return start of resource") added lines with missing semicolons. Add the missing semicolons to the FRV and CRIS arch code. Signed-off-by: David Howells <dhowells@redhat.com> Cc: linux@dominikbrodowski.net Signed-off-by: Linus Torvalds <torvald...
```diff diff --git a/arch/cris/arch-v32/drivers/pci/bios.c b/arch/cris/arch-v32/drivers/pci/bios.c index d4b9c36ddc0f..bc0cfdad1cbc 100644 --- a/arch/cris/arch-v32/drivers/pci/bios.c +++ b/arch/cris/arch-v32/drivers/pci/bios.c @@ -50,7 +50,7 @@ pcibios_align_resource(void *data, const struct resource *res, if ((res->...
c6c352371c1ce486a62f4eb92e545b05cfcef76b
Analyze and fix the following issue in the Linux kernel code: ARM: 5965/1: Fix soft lockup in at91 udc driver
Problem Details: Fix a potential soft lockup in the AT91 UDC driver by ensuring that the UDC clock is enabled inside the interrupt handler. If the UDC clock is not enabled then the UDC registers cannot be written to and the interrupt cannot be cleared or masked. Note that this patch (and other parts of the existing AT...
```diff diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c index 12ac9cd32a07..df1bae9b048e 100644 --- a/drivers/usb/gadget/at91_udc.c +++ b/drivers/usb/gadget/at91_udc.c @@ -1370,6 +1370,12 @@ static irqreturn_t at91_udc_irq (int irq, void *_udc) { struct at91_udc *udc = _udc; u32 resca...
782a0fd16723bfc0e765d789e82853d5dc424e76
Analyze and fix the following issue in the Linux kernel code: ARM: 6005/1: arm: kprobes: fix register corruption with jprobes
Problem Details: Current implementation of jprobes allocates empty pt_regs from the stack which is then passed to kprobe_handler() and eventually to singlestep(). Now when instruction being simulated is STMFD (like in normal function prologues without CONFIG_FRAME_POINTER), stores using SP actually write over top of t...
```diff diff --git a/arch/arm/kernel/kprobes.c b/arch/arm/kernel/kprobes.c index 60c62c377fa9..610e0f561c32 100644 --- a/arch/arm/kernel/kprobes.c +++ b/arch/arm/kernel/kprobes.c @@ -393,6 +393,14 @@ void __kprobes jprobe_return(void) /* * Setup an empty pt_regs. Fill SP and PC fields as * they're needed by ...
a53f4f9efaeb1d87cfae066346979d4d70e1abe9
Analyze and fix the following issue in the Linux kernel code: SLOW_WORK: CONFIG_SLOW_WORK_PROC should be CONFIG_SLOW_WORK_DEBUG
Problem Details: CONFIG_SLOW_WORK_PROC was changed to CONFIG_SLOW_WORK_DEBUG, but not in all instances. Change the remaining instances. This makes the debugfs file display the time mark and the owner's description again. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux...
```diff diff --git a/fs/fscache/object.c b/fs/fscache/object.c index e513ac599c8e..0b589a9b4ffc 100644 --- a/fs/fscache/object.c +++ b/fs/fscache/object.c @@ -53,7 +53,7 @@ const char fscache_object_states_short[FSCACHE_OBJECT__NSTATES][5] = { static void fscache_object_slow_work_put_ref(struct slow_work *); static i...
6694635d3ae1b038d7a0e38b80637db867c7c8e2
Analyze and fix the following issue in the Linux kernel code: ALSA: hda - Fix ADC/MUX assignment of ALC269 codec
Problem Details: ALC269 codec has a few different variants, and each of them may have different ADC and MUX widgets. For example, one model has ADC 0x08 with MUX 0x23 while others has ADC 0x09 or ADC 0x07 with MUX 022 or 0x24. The difference of ADC appears usually as the capability of the digital mic pin (0x12), and ...
```diff diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index bc55c1e96df5..22aea7b089c6 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -4984,6 +4984,69 @@ static void set_capture_mixer(struct hda_codec *codec) } } +/* fill adc_nids (and capsrc_nids) co...
f77f13e22df4a40d237697df496152c8c37f3f2b
Analyze and fix the following issue in the Linux kernel code: Fix comment and Kconfig typos for 'require' and 'fragment'
Problem Details: Signed-off-by: Gilles Espinasse <g.esp@free.fr> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
```diff diff --git a/Documentation/powerpc/dts-bindings/xilinx.txt b/Documentation/powerpc/dts-bindings/xilinx.txt index ea68046bb9cb..299d0923537b 100644 --- a/Documentation/powerpc/dts-bindings/xilinx.txt +++ b/Documentation/powerpc/dts-bindings/xilinx.txt @@ -11,7 +11,7 @@ control how the core is synthesized. H...
30bde1f5076a9b6bd4b6a168523930ce242c7449
Analyze and fix the following issue in the Linux kernel code: rps: fix net-sysfs build for !CONFIG_RPS
Problem Details: Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c index f6b6bfee72ae..1e7fdd6029a2 100644 --- a/net/core/net-sysfs.c +++ b/net/core/net-sysfs.c @@ -466,6 +466,7 @@ static struct attribute_group wireless_group = { }; #endif +#ifdef CONFIG_RPS /* * RX queue sysfs structures and functions. */ @@ -6...
d01e14a6b96a3384b6806fac1a769ca3be0022bb
Analyze and fix the following issue in the Linux kernel code: ASoC: Fix file permission of soc/codecs/twl6040.c
Problem Details: Signed-off-by: Takashi Iwai <tiwai@suse.de>
```diff diff --git a/sound/soc/codecs/twl6040.c b/sound/soc/codecs/twl6040.c old mode 100755 new mode 100644 ```
5dbd5ec6e1cf2e49128025d80813a275744a7ac5
Analyze and fix the following issue in the Linux kernel code: ALSA: hda - Fix invalid bit values passed to snd_hda_codec_amp_stereo()
Problem Details: The mask and value parameters passed to snd_hda_codec_amp_stereo() should be 8-bit values for mute and volume. Passing AMP_IN_MUTE() is wrong, which is found in many places in patch_realtek.c as a left-over from the conversion to snd_hda_codec_amp_stereo(). Reported-by: Dan Carpenter <error27@gmail.c...
```diff diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 9a23444e9e7a..bc55c1e96df5 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -12459,11 +12459,11 @@ static void alc268_aspire_one_speaker_automute(struct hda_codec *codec) unsigned char bits; p...
9ec8ddad59fadd8021adfea4cb716a49b0e232e9
Analyze and fix the following issue in the Linux kernel code: ALSA: hda: Use LPIB for ga-ma770-ud3 board
Problem Details: BugLink: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=575669 The OR states that position_fix=1 is necessary to work around glitching during volume adjustments using PulseAudio. Reported-by: Carlos Laviola <claviola@debian.org> Tested-by: Carlos Laviola <claviola@debian.org> Cc: <stable@kernel.org...
```diff diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 8b2915631cc3..4bb90675f70f 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -2269,6 +2269,7 @@ static struct snd_pci_quirk position_fix_list[] __devinitdata = { SND_PCI_QUIRK(0x103c, 0x306d, "HP dv3", POS_FIX_LPI...
94aa8ae13db2ecf2ec1b4e65a65d3fe92b468e0e
Analyze and fix the following issue in the Linux kernel code: ceph: fix use after free on mds __unregister_request
Problem Details: There was a use after free in __unregister_request that would trigger whenever the request map held the last reference. This appears to have triggered an oops during 'umount -f' when requests are being torn down. Signed-off-by: Sage Weil <sage@newdream.net>
```diff diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c index 5268d404963c..5c7920be6420 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -532,7 +532,6 @@ static void __unregister_request(struct ceph_mds_client *mdsc, dout("__unregister_request %p tid %lld\n", req, req->r_tid); rb_erase(&req...
4bea3418c737891894b9d3d3e9f8bbd67d66fa38
Analyze and fix the following issue in the Linux kernel code: sh: Enable the mmu in start_secondary()
Problem Details: For the boot, enable_mmu() is called from setup_arch() but we don't call setup_arch() for any of the other cpus. So turn on the non-boot cpu's mmu inside of start_secondary(). I noticed this bug on an SMP board when trying to map I/O memory (smsc911x registers) into the kernel address space. Since the...
```diff diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c index e124cf7008df..002cc612deef 100644 --- a/arch/sh/kernel/smp.c +++ b/arch/sh/kernel/smp.c @@ -69,6 +69,7 @@ asmlinkage void __cpuinit start_secondary(void) unsigned int cpu; struct mm_struct *mm = &init_mm; + enable_mmu(); atomic_inc(&mm->mm_c...
d5ab780305bb6d60a7b5a74f18cf84eb6ad153b1
Analyze and fix the following issue in the Linux kernel code: sh: Fix FDPIC binary loader
Problem Details: Ensure that the aux table is properly initialized, even when optional features are missing. Without this, the FDPIC loader did not work. Signed-off-by: Andrew Stubbs <ams@codesourcery.com> Cc: stable@kernel.org Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/include/asm/elf.h b/arch/sh/include/asm/elf.h index ac04255022b6..ce830faeebbf 100644 --- a/arch/sh/include/asm/elf.h +++ b/arch/sh/include/asm/elf.h @@ -211,7 +211,9 @@ extern void __kernel_vsyscall; #define VSYSCALL_AUX_ENT \ if (vdso_enabled) \ - NEW_AUX_ENT(AT_SYSINFO_EHDR...
e92dd4fd1aa1cd081dac03973b33c972637d5b7a
Analyze and fix the following issue in the Linux kernel code: slab: Fix continuation lines
Problem Details: Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
```diff diff --git a/mm/slab.c b/mm/slab.c index a9f325b28bed..ceb4e3aa22f7 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -4227,10 +4227,11 @@ static int s_show(struct seq_file *m, void *p) unsigned long node_frees = cachep->node_frees; unsigned long overflows = cachep->node_overflow; - seq_printf(m, " : globalsta...
81def6b9862764924a99ac1b680e73ac8c80ac64
Analyze and fix the following issue in the Linux kernel code: Simplify and fix pad_wbuf
Problem Details: A comment in the old code read: /* The math in this function can surely use some love */ And indeed it did. In the case that area->a_used_bytes is exactly 4096 bytes below segment size it fell apart. pad_wbuf is now split into two helpers that are significantly less complicated. Signed-off-...
```diff diff --git a/fs/logfs/segment.c b/fs/logfs/segment.c index 1a14f9910d55..ff9d7f3b4d36 100644 --- a/fs/logfs/segment.c +++ b/fs/logfs/segment.c @@ -93,49 +93,57 @@ void __logfs_buf_write(struct logfs_area *area, u64 ofs, void *buf, size_t len, } while (len); } -/* - * bdev_writeseg will write full pages. M...
193219172691e29813821dc8433317768c6ed1a3
Analyze and fix the following issue in the Linux kernel code: Prevent data corruption in logfs_rewrite_block()
Problem Details: The comment was correct, so make the code match the comment. As the new comment indicates, we might be able to do a little less work. But for the current -rc series let's keep it simple and just fix the bug. Signed-off-by: Joern Engel <joern@logfs.org>
```diff diff --git a/fs/logfs/readwrite.c b/fs/logfs/readwrite.c index 7a23b3e7c0a7..c3a3a6814b84 100644 --- a/fs/logfs/readwrite.c +++ b/fs/logfs/readwrite.c @@ -1594,7 +1594,6 @@ int logfs_delete(struct inode *inode, pgoff_t index, return ret; } -/* Rewrite cannot mark the inode dirty but has to write it immedia...
bc8a67386fd462914269fa93446e1891955a8bb3
Analyze and fix the following issue in the Linux kernel code: pata_via: fix VT6410/6415/6330 detection issue
Problem Details: When using VT6410/6415/6330 chips on some VIA's platforms, the HDD connection to VT6410/6415/6330 cannot be detected. It is because the driver detects wrong via_isa_bridge ID, and then causes this issue to happen. Signed-off-by: Joseph Chan <josephchan@via.com.tw> Signed-off-by: Jeff Garzik <jgarzik@...
```diff diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c index 95d39c36acea..c59b40710fbd 100644 --- a/drivers/ata/pata_via.c +++ b/drivers/ata/pata_via.c @@ -576,6 +576,10 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id) u8 rev = isa->revision; pci_dev_put(isa); + ...
78f1cd02457252e1ffbc6caa44a17424a45286b8
Analyze and fix the following issue in the Linux kernel code: r8169: fix broken register writes
Problem Details: This is quite similar to b39fe41f481d20c201012e4483e76c203802dda7 though said registers are not even documented as 64-bit registers - as opposed to the initial TxDescStartAddress ones - but as single bytes which must be combined into 32 bits at the MMIO read/write level before being merged into a 64 bi...
```diff diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index b93fd23b9f0d..7193afc00e47 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -2820,8 +2820,8 @@ static void rtl_rar_set(struct rtl8169_private *tp, u8 *addr) spin_lock_irq(&tp->lock); RTL_W8(Cfg9346, Cfg9346_Unlock); - RTL_W32(MAC0, ...
a2fd940f4cff74b932728bd6ca12848da21a0234
Analyze and fix the following issue in the Linux kernel code: bonding: fix broken multicast with round-robin mode
Problem Details: Round-robin (mode 0) does nothing to ensure that any multicast traffic originally destined for the host will continue to arrive at the host when the link that sent the IGMP join or membership report goes down. One of the benefits of absolute round-robin transmit. Keeping track of subscribed multicast...
```diff diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 430c02267d7e..5b92fbff431d 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1235,6 +1235,11 @@ void bond_change_active_slave(struct bonding *bond, struct slave *new_active) write_lock_b...
14a4b42bd6082b4ce3b94bad00cd367707cc1e97
Analyze and fix the following issue in the Linux kernel code: net: fix unaligned access in IFLA_STATS64
Problem Details: Tony Luck observes that the original IFLA_STATS64 submission causes unaligned accesses. This is because nla_data() returns a pointer to a memory region that is only aligned to 32 bits. Do some memcpying to workaround this. Signed-off-by: Jan Engelhardt <jengelh@medozas.de> Signed-off-by: David S. Mill...
```diff diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index ffc6cf3495ac..ed0766f0181a 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -602,36 +602,38 @@ static void copy_rtnl_link_stats(struct rtnl_link_stats *a, a->tx_compressed = b->tx_compressed; } -static void copy_rtnl_link_stats64...
421e33d0045ac0aa119c033b78742e0fbf4c3b21
Analyze and fix the following issue in the Linux kernel code: [SCSI] qla1280: retain firmware for error recovery
Problem Details: The qla1280 driver acquires its firmware via udev. During boot the firmware is located in the initrd. If, after root is mounted, the adapter needs to reload firmware (host reset), the firmware load may fail if the root device is on the adapter being reset. This patch modifies qla1280 to retain the f...
```diff diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c index 49ac4148493b..66e2dd43008a 100644 --- a/drivers/scsi/qla1280.c +++ b/drivers/scsi/qla1280.c @@ -17,9 +17,11 @@ * General Public License for more details. * ******************************************************************************/ -#defi...
ebd09ec93c90c8ec571d7e166832fb1fc705bf5e
Analyze and fix the following issue in the Linux kernel code: [SCSI] attirbute_container: Initialize sysfs attributes with sysfs_attr_init
Problem Details: All of the SCSI transport classes are suddenly spitting lockdep warnings. According to Eric Biderman this is because lockdep needs static initialisers and the attribute container way of doing things end up with dynamic sysfs attributes. Fix this by calling sysfs_attr_init which sets the lockdep key c...
```diff diff --git a/drivers/base/attribute_container.c b/drivers/base/attribute_container.c index b9cda053d3c0..8fc200b2e2c0 100644 --- a/drivers/base/attribute_container.c +++ b/drivers/base/attribute_container.c @@ -328,6 +328,7 @@ attribute_container_add_attrs(struct device *classdev) return sysfs_create_group(&...
cf7474451c3a3cf07811abbf2a39536d33046c36
Analyze and fix the following issue in the Linux kernel code: [SCSI] advansys: fix regression with request_firmware change
Problem Details: On newer kernels users of advansys module are reporting system hang when trying to load it without firmware files present. After looking closely at description on https://qa.mandriva.com/show_bug.cgi?id=53220, I think this is related to commit "[SCSI] advansys: use request_firmware". The problem is tha...
```diff diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c index 22626abdb630..9201afe65609 100644 --- a/drivers/scsi/advansys.c +++ b/drivers/scsi/advansys.c @@ -4781,12 +4781,14 @@ static ushort AscInitAsc1000Driver(ASC_DVC_VAR *asc_dvc) if (err) { printk(KERN_ERR "Failed to load image \"%s\" err %d\...
d6136f3f749cf68c3295c883cea612afd9919100
Analyze and fix the following issue in the Linux kernel code: [SCSI] qla2xxx: Prevent sending mbx commands from sysfs during isp reset.
Problem Details: The fix prevents application path from sending get-firmware-state mbx command during as isp reset. 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_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index 90d1e062ec4f..35a325266afa 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -1274,7 +1274,11 @@ qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr, int rval = QLA_FUNC...
4ae0a6c15efcc37e94e3f30e3533bdec03c53126
Analyze and fix the following issue in the Linux kernel code: [SCSI] libiscsi: Fix recovery slowdown regression
Problem Details: We could be failing/stopping a connection due to libiscsi starting recovery/cleanup, but the xmit path or scsi eh thread path could be dropping the connection at the same time. As a result the session->state gets set to failed instead of in recovery. We end up not blocking the session and so the repla...
```diff diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index 685eaec53218..7688b8f83e98 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -3087,14 +3087,15 @@ static void iscsi_start_session_recovery(struct iscsi_session *session, session->state = ISCSI_STATE_TERMINATE; else if ...
7469a9acf919d36836f6c635099d8edc9be4528a
Analyze and fix the following issue in the Linux kernel code: sparc: Fix use of uid16_t and gid16_t in asm/stat.h
Problem Details: Signed-off-by: Rob Landley <rob@landley.net> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/arch/sparc/include/asm/stat.h b/arch/sparc/include/asm/stat.h index 39327d6a57eb..a232e9e1f4e5 100644 --- a/arch/sparc/include/asm/stat.h +++ b/arch/sparc/include/asm/stat.h @@ -53,8 +53,8 @@ struct stat { ino_t st_ino; mode_t st_mode; short st_nlink; - uid16_t st_uid; - gid16_t st_gid; ...
44ebb95290afcc687511ad3f7fd6434e867c270a
Analyze and fix the following issue in the Linux kernel code: drivers/net: Fix continuation lines
Problem Details: Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c index 9ba547069db3..0ebd8208f606 100644 --- a/drivers/net/atlx/atl1.c +++ b/drivers/net/atlx/atl1.c @@ -84,7 +84,7 @@ #define ATLX_DRIVER_VERSION "2.1.3" MODULE_AUTHOR("Xiong Huang <xiong.huang@atheros.com>, \ - Chris Snook <csnook@redhat.com>, ...
7438189baa0a2fe30084bdc97e3d540ebc5444f3
Analyze and fix the following issue in the Linux kernel code: net: ipmr/ip6mr: prevent out-of-bounds vif_table access
Problem Details: When cache is unresolved, c->mf[6]c_parent is set to 65535 and minvif, maxvif are not initialized, hence we must avoid to parse IIF and OIF. A second problem can happen when the user dumps a cache entry where a VIF, that was referenced at creation time, has been removed. Signed-off-by: Nicolas Dichtel...
```diff diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 0b9d03c54dc3..d0a6092a67be 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -1616,17 +1616,20 @@ ipmr_fill_mroute(struct sk_buff *skb, struct mfc_cache *c, struct rtmsg *rtm) int ct; struct rtnexthop *nhp; struct net *net = mfc_net(c); - struct net...
c0e4d4bad4e8cf0aa787a3045392f949d76b5886
Analyze and fix the following issue in the Linux kernel code: benet: Fix compile warnnings in drivers/net/benet/be_ethtool.c
Problem Details: Fix the following warnings: be_ethtool.c:493: warning: integer constant is too large for 'long' type be_ethtool.c:493: warning: integer constant is too large for 'long' type Signed-off-by: Zhitong Wang <zhitong.wangzt@alibaba-inc.com> Acked-by: Ajit Khaparde <ajitk@serverengines.com> Signed-off-by: D...
```diff diff --git a/drivers/net/benet/be_ethtool.c b/drivers/net/benet/be_ethtool.c index 9560d48944ab..51e1065e7897 100644 --- a/drivers/net/benet/be_ethtool.c +++ b/drivers/net/benet/be_ethtool.c @@ -490,7 +490,7 @@ be_test_ddr_dma(struct be_adapter *adapter) { int ret, i; struct be_dma_mem ddrdma_cmd; - u64 pa...
7db8064c17b92e95aec2e333096c035db9ddd4fe
Analyze and fix the following issue in the Linux kernel code: Fix logfs_get_sb_final error path
Problem Details: rootdir was already allocated, so we must iput it again. Found by Al Viro. Signed-off-by: Joern Engel <joern@logfs.org>
```diff diff --git a/fs/logfs/super.c b/fs/logfs/super.c index 006670fe9e8b..2845c41d70d4 100644 --- a/fs/logfs/super.c +++ b/fs/logfs/super.c @@ -328,7 +328,7 @@ static int logfs_get_sb_final(struct super_block *sb, struct vfsmount *mnt) sb->s_root = d_alloc_root(rootdir); if (!sb->s_root) - goto fail; + goto ...
e07bf553f37cd4fa470b499ff34d800956df2d48
Analyze and fix the following issue in the Linux kernel code: Plug memory leak in writeseg_end_io
Problem Details: Signed-off-by: Joern Engel <joern@logfs.org>
```diff diff --git a/fs/logfs/dev_bdev.c b/fs/logfs/dev_bdev.c index f99f5dcce546..a5d0c56d3ebc 100644 --- a/fs/logfs/dev_bdev.c +++ b/fs/logfs/dev_bdev.c @@ -80,6 +80,7 @@ static void writeseg_end_io(struct bio *bio, int err) prefetchw(&bvec->bv_page->flags); end_page_writeback(page); + page_cache_release(pa...
7f809e1f8e2f46c486bfe529579a16a28daacd62
Analyze and fix the following issue in the Linux kernel code: of/flattree: Fix unhandled OF_DT_NOP tag when unflattening the device tree
Problem Details: NOPs within the property section are skipped, but NOPs between OF_DT_END_NODE and OF_DT_BEGIN_NODE were not. My firmware NOPs out entire nodes depending on various environment parameters. of_scan_flat_dt already handles NOP more generally. Signed-off-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.c...
```diff diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index 406757a9d7ea..dee4fb56b094 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -376,8 +376,11 @@ unsigned long __init unflatten_dt_node(unsigned long mem, if (!np->type) np->type = "<NULL>"; } - while (tag == OF_DT_BEGIN_NODE) { - mem = unflat...
b35ecb5d404c00f2420221ccbb1bbba1139353a4
Analyze and fix the following issue in the Linux kernel code: ipv4: Cleanup struct net dereference in rt_intern_hash
Problem Details: There's no need in getting it 3 times and gcc isn't smart enough to understand this himself. This is just a cleanup before the fix (next patch). Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 54fd68c14c87..124af1605d10 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1212,11 +1212,11 @@ restart: slow_chain_length(rt_hash_table[hash].chain) > rt_chain_length_max) { struct net *net = dev_net(rt->u.dst.dev); int num = ++net->...
4b97efdf392563bf03b4917a0b5add2df65de39a
Analyze and fix the following issue in the Linux kernel code: net: fix netlink address dumping in IPv4/IPv6
Problem Details: When a dump is interrupted at the last device in a hash chain and then continued, "idx" won't get incremented past s_idx, so s_ip_idx is not reset when moving on to the next device. This means of all following devices only the last n - s_ip_idx addresses are dumped. Tested-by: Pawel Staszewski <pstasz...
```diff diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 51ca946e3392..3feb2b390308 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -1194,7 +1194,7 @@ static int inet_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb) hlist_for_each_entry_rcu(dev, node, head, index_hlist) { if (i...
ac90a149361a331f697d5aa500bedcff22054669
Analyze and fix the following issue in the Linux kernel code: tulip: Fix null dereference in uli526x_rx_packet()
Problem Details: Acked-by: Grant Grundler <grundler@parisc-linux.org> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/tulip/uli526x.c b/drivers/net/tulip/uli526x.c index 0ab05af237e5..90be57bad39d 100644 --- a/drivers/net/tulip/uli526x.c +++ b/drivers/net/tulip/uli526x.c @@ -851,13 +851,15 @@ static void uli526x_rx_packet(struct net_device *dev, struct uli526x_board_info if ( !(rdes0 & 0x8000) ||...
a6d36d5689b1806a3365c909192e9f03a43a632b
Analyze and fix the following issue in the Linux kernel code: gianfar: fix undo of reserve()
Problem Details: Fix undo of reserve() before RX recycle gfar_new_skb reserve()s space in the SKB to align it. If an error occurs, and the skb needs to be returned to the RX recycle queue, the current code attempts to reset head, but did not reset tail. This patch remembers the alignment amount, and reverses the res...
```diff diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index b6715553cf17..669de028d44f 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -2393,6 +2393,7 @@ struct sk_buff * gfar_new_skb(struct net_device *dev) * as many bytes as needed to align the data properly */ skb_reserve(skb, ...
0f65169b1bf44220308e1ce1f6666ad03ddc27af
Analyze and fix the following issue in the Linux kernel code: dma: timb-dma: Update comment and fix compiler warning
Problem Details: An incremental patch which clarifies what the spinlock is used for and fixes a compiler warning. Signed-off-by: Richard Röjfors <richard.rojfors@pelagicore.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
```diff diff --git a/drivers/dma/timb_dma.c b/drivers/dma/timb_dma.c index 4dd710246c79..145f1c23408f 100644 --- a/drivers/dma/timb_dma.c +++ b/drivers/dma/timb_dma.c @@ -79,7 +79,10 @@ struct timb_dma_desc { struct timb_dma_chan { struct dma_chan chan; void __iomem *membase; - spinlock_t lock; /* Used for mutu...
5a7aadfe2fcb0f69e2acc1fbefe22a096e792fc9
Analyze and fix the following issue in the Linux kernel code: Freezer: Fix buggy resume test for tasks frozen with cgroup freezer
Problem Details: When the cgroup freezer is used to freeze tasks we do not want to thaw those tasks during resume. Currently we test the cgroup freezer state of the resuming tasks to see if the cgroup is FROZEN. If so then we don't thaw the task. However, the FREEZING state also indicates that the task should remain f...
```diff diff --git a/include/linux/freezer.h b/include/linux/freezer.h index 5a361f85cfec..da7e52b099f3 100644 --- a/include/linux/freezer.h +++ b/include/linux/freezer.h @@ -64,9 +64,12 @@ extern bool freeze_task(struct task_struct *p, bool sig_only); extern void cancel_freezing(struct task_struct *p); #ifdef CONF...
65deeed7b34bc5b8d3cbff495e8fa2ae7b563480
Analyze and fix the following issue in the Linux kernel code: ixgbevf: Fix signed/unsigned int error
Problem Details: In the Tx mapping function if a DMA error occurred then the unwind of previously mapped sections would improperly check an unsigned int if it was less than zero. Changed the index variable to signed to avoid the error. Signed-off-by: Greg Rose <gregory.v.rose@intel.com> Signed-off-by: Jeff Kirsher <j...
```diff diff --git a/drivers/net/ixgbevf/ixgbevf_main.c b/drivers/net/ixgbevf/ixgbevf_main.c index d6cbd943a6f0..1bbbef3ee3f4 100644 --- a/drivers/net/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ixgbevf/ixgbevf_main.c @@ -2943,9 +2943,10 @@ static int ixgbevf_tx_map(struct ixgbevf_adapter *adapter, struct ixgbevf_tx_buf...
77c553900c58c3e4f475e233ad4ff6aeb282deb4
Analyze and fix the following issue in the Linux kernel code: netxen: fix warning in ioaddr for NX3031 chip
Problem Details: Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> crb_intr_mask/crb_sts_consumer is predefined for NX2031 not for NX3031. For NX3031, these values get defined in rx context creation. Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/netxen/netxen_nic_ctx.c b/drivers/net/netxen/netxen_nic_ctx.c index 2a8ef5fc9663..f26e54716c88 100644 --- a/drivers/net/netxen/netxen_nic_ctx.c +++ b/drivers/net/netxen/netxen_nic_ctx.c @@ -669,13 +669,15 @@ int netxen_alloc_hw_resources(struct netxen_adapter *adapter) } sds_ring-...
bb2792e0383793d5135ba777e93f0a918371394b
Analyze and fix the following issue in the Linux kernel code: netxen: fix bios version calculation
Problem Details: Bios sub version from unified fw image is calculated incorrect. Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index 1c63610ead42..7eb925a9f36e 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -761,7 +761,7 @@ nx_get_bios_version(struct netxen_adapter *adapter) if (adapter->fw_type ==...
0f17014b340b98465fcf0de4c0d6c84a002ec53b
Analyze and fix the following issue in the Linux kernel code: ALSA: pcm_lib - fix xrun functionality
Problem Details: The commit 4d96eb255c53ab5e39b37fd4d484ea3dc39ab456 broke the interrupt time xrun functionality (stream stop etc.) if the CONFIG_SND_PCM_XRUN_DEBUG is not set. This is because the xrun() is null defined without it. Fix this by letting the function xrun() to be always defined as it was before. Signed-...
```diff diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c index b546ac2660f9..a2ff86189d2a 100644 --- a/sound/core/pcm_lib.c +++ b/sound/core/pcm_lib.c @@ -148,6 +148,9 @@ static void pcm_debug_name(struct snd_pcm_substream *substream, #define xrun_debug(substream, mask) \ ((substream)->pstr->xrun_debug &...
ea8e61b7bbc4a2faef77db34eb2db2a2c2372ff6
Analyze and fix the following issue in the Linux kernel code: x86, ptrace: Fix block-step
Problem Details: Implement ptrace-block-step using TIF_BLOCKSTEP which will set DEBUGCTLMSR_BTF when set for a task while preserving any other DEBUGCTLMSR bits. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <20100325135414.017536066@chello.nl> Signed-off-by: Ingo Molnar <mingo@elte.hu>
```diff diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index 5bec21a66dc5..32428b410b55 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -799,7 +799,7 @@ extern void cpu_init(void); static inline unsigned long get_debugctlmsr(void) { - unsi...
5a10317483f606106395814ee2fdaa2f1256a3b3
Analyze and fix the following issue in the Linux kernel code: perf record: Zero out mmap_array to fix segfault
Problem Details: Reported-by: Li Zefan <lizf@cn.fujitsu.com> Tested-by: Li Zefan <lizf@cn.fujitsu.com> Signed-off-by: Zhang Yanmin <yanmin_zhang@linux.intel.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> LKML-Reference: <1269557941-15617-6-git-send-email-acme@infradead.org> Cc: <stable@kernel.org> Signe...
```diff diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index bb5b23db4239..60ecdd3dd26d 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -751,7 +751,7 @@ int cmd_record(int argc, const char **argv, const char *prefix __used) for (i = 0; i < MAX_NR_CPUS; i++) { f...
b79d1d54cf0672f764402fe4711ef5306f917bd3
Analyze and fix the following issue in the Linux kernel code: ipv6: Fix result generation in ipv6_get_ifaddr().
Problem Details: Finishing naturally from hlist_for_each_entry(x, ...) does not result in 'x' being NULL. Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 999568344721..21b4c9e1a682 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -1341,9 +1341,9 @@ EXPORT_SYMBOL(ipv6_chk_prefix); struct inet6_ifaddr *ipv6_get_ifaddr(struct net *net, const struct in6_addr *addr, struct net_device...
4539282dbc20fe612113c8f267d51a90d46a7f50
Analyze and fix the following issue in the Linux kernel code: sh: update the TLB replacement counter for entry wiring.
Problem Details: Presently the TLB wiring code depends on MMUCR.URB for working out where to place the wired entry, but fails to take the replacment counter in to consideration. This fixes up the wiring logic and ensures that wired entries remain so. Signed-off-by: Matt Fleming <matt@console-pimps.org> Signed-off-by: ...
```diff diff --git a/arch/sh/include/cpu-sh4/cpu/mmu_context.h b/arch/sh/include/cpu-sh4/cpu/mmu_context.h index 310ec92f2759..5963124c1d4a 100644 --- a/arch/sh/include/cpu-sh4/cpu/mmu_context.h +++ b/arch/sh/include/cpu-sh4/cpu/mmu_context.h @@ -30,6 +30,8 @@ #define MMUCR_URB 0x00FC0000 #define MMUCR_URB_SHIFT 18...
e1ee65d85904c5dd4b9cea1b15d5e85e20eae8a1
Analyze and fix the following issue in the Linux kernel code: NOMMU: Fix __get_user_pages() to pin last page on offset buffers
Problem Details: Fix __get_user_pages() to make it pin the last page on a buffer that doesn't begin at the start of a page, but is a multiple of PAGE_SIZE in size. The problem is that __get_user_pages() advances the pointer too much when it iterates to the next page if the page it's currently looking at isn't used fro...
```diff diff --git a/mm/nommu.c b/mm/nommu.c index 089982f5a4cf..63fa17d121f0 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -162,7 +162,7 @@ int __get_user_pages(struct task_struct *tsk, struct mm_struct *mm, } if (vmas) vmas[i] = vma; - start += PAGE_SIZE; + start = (start + PAGE_SIZE) & PAGE_MASK; } r...
ec2755a93d5df044cb52558d2c778780272e0980
Analyze and fix the following issue in the Linux kernel code: ALSA: AC97: add full duplex support for atmel AT91 and AVR.
Problem Details: This patch add full duplex support on AT91 and AVR. It was a bug: we needed to check first if there are some chips opened so we could enable both reception and sending of the data. Signed-off-by: Sedji Gaouaou <sedji.gaouaou@atmel.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Acked-by: Mark Brown...
```diff diff --git a/sound/atmel/ac97c.c b/sound/atmel/ac97c.c index 3c0a6f4e3585..428121a7e705 100644 --- a/sound/atmel/ac97c.c +++ b/sound/atmel/ac97c.c @@ -339,7 +339,11 @@ static int atmel_ac97c_playback_prepare(struct snd_pcm_substream *substream) ac97c_writel(chip, OCA, word); /* configure sample format and...
bcbe53682f65330bdd9ad7eed9575d2ff536353a
Analyze and fix the following issue in the Linux kernel code: via-velocity: Fix FLOW_CNTL_TX_RX handling in set_mii_flow_control()
Problem Details: Clear, don't set, ANAR_ASMDIR in this case. Noticed by Roel Kluin. Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c index 3a486f3bad3d..bc278d4ee89d 100644 --- a/drivers/net/via-velocity.c +++ b/drivers/net/via-velocity.c @@ -812,7 +812,7 @@ static void set_mii_flow_control(struct velocity_info *vptr) case FLOW_CNTL_TX_RX: MII_REG_BITS_ON(ANAR_PAUSE,...
6e8cc38d5b05bb812f89a35bd9bf52405e67d0df
Analyze and fix the following issue in the Linux kernel code: iwlwifi: change spin_lock to spin_lock_irqsave
Problem Details: Use spin_lock_irqsave() in interrupt handler to disable interrupts locally and provide the spinlock on SMP. This covers both interrupt and SMP concurrency. With this changes, also fix the sparse warning issues. Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Acked-by: Zhu Yi <yi.zhu@intel.com> Sig...
```diff diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-ict.c b/drivers/net/wireless/iwlwifi/iwl-agn-ict.c index 4c5395eae956..a273e373b7b0 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-ict.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-ict.c @@ -141,13 +141,14 @@ static irqreturn_t iwl_isr(int irq, void *data) { ...
e184f67d39f681b1e8c9a43ff7001c3405c2bd7c
Analyze and fix the following issue in the Linux kernel code: Revert "iwlwifi: fix build error for CONFIG_IWLAGN=n"
Problem Details: This reverts commit 76232ebf898c4d5e657f2b663fbf7108bca80ded. iwl_good_ack_health only applies to aggregation and thus only to iwlagn. We can thus move the function to iwlagn instead of modifying compile flags. This is done in following patch. Signed-off-by: Reinette Chatre <reinette.chatre@intel.com...
```diff diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c index 2fa30dfb7c59..b6a64d83718a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-rx.c @@ -621,7 +621,6 @@ static void iwl_accumulative_statistics(struct iwl_priv *priv, #define B...
5e64499f3d39c633de49320e399479642c2b1743
Analyze and fix the following issue in the Linux kernel code: agp/intel: intel_845_driver is an agp driver!
Problem Details: ... not a GTT driver. So the additional chipset flush introduced in commit 2162e6a2b0cd5acbb9bd8a3c94e1c1269b078295 Author: Dave Airlie <airlied@redhat.com> Date: Wed Nov 21 16:36:31 2007 +1000 agp/intel: Add chipset flushing support for i8xx chipsets. to fix a GTT problem makes absolutely no ...
```diff diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index b78d5c381efe..a34fc9fdfc53 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -1816,8 +1816,6 @@ static int intel_845_configure(void) pci_write_config_byte(agp_bridge->dev, INTEL_I845_AGPM, temp2 | (1 <...
d558b483d5a73f5718705b270cb2090f66ea48c8
Analyze and fix the following issue in the Linux kernel code: x86/PCI: truncate _CRS windows with _LEN > _MAX - _MIN + 1
Problem Details: Yanko's GA-MA78GM-S2H (BIOS F11) reports the following resource in a PCI host bridge _CRS: [07] 32-Bit DWORD Address Space Resource Min Relocatability : MinFixed Max Relocatability : MaxFixed Address Minimum : CFF00000 (_MIN) Address Maximum : FEBFFFFF (...
```diff diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c index 75ac3f856ea5..e31160216efb 100644 --- a/arch/x86/pci/acpi.c +++ b/arch/x86/pci/acpi.c @@ -123,7 +123,7 @@ setup_resource(struct acpi_resource *acpi_res, void *data) acpi_status status; unsigned long flags; struct resource *root, *conflict; - u64...
8f5992291457c8e6de2f5fe39849de6756be1a96
Analyze and fix the following issue in the Linux kernel code: netfilter: xt_hashlimit: IPV6 bugfix
Problem Details: A missing break statement in hashlimit_ipv6_mask(), and masks between /64 and /95 are not working at all... Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: Patrick McHardy <kaber@trash.net>
```diff diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c index 70d561a2d9e0..215a64835de8 100644 --- a/net/netfilter/xt_hashlimit.c +++ b/net/netfilter/xt_hashlimit.c @@ -493,6 +493,7 @@ static void hashlimit_ipv6_mask(__be32 *i, unsigned int p) case 64 ... 95: i[2] = maskl(i[2], p - 64); ...
b1ffe737f5b743115ee46ffb59e338e580c54902
Analyze and fix the following issue in the Linux kernel code: cfq-iosched: Add additional blktrace log messages in CFQ for easier debugging
Problem Details: These have helped us debug some issues we've noticed in earlier IO controller versions and should be useful now as well. The extra logging covers: - idling behavior. Since there are so many conditions based on which we decide to idle or not, this patch adds a log message for some conditions that we've ...
```diff diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 8d5a2f2f7fb9..2f91c5351949 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -1518,7 +1518,8 @@ static void __cfq_set_active_queue(struct cfq_data *cfqd, struct cfq_queue *cfqq) { if (cfqq) { - cfq_log_cfqq(cfqd, cfqq, "set_act...
9c13886665c43600bd0af4b38e33c654e648e078
Analyze and fix the following issue in the Linux kernel code: netfilter: ip6table_raw: fix table priority
Problem Details: The order of the IPv6 raw table is currently reversed, that makes impossible to use the NOTRACK target in IPv6: for example if someone enters ip6tables -t raw -A PREROUTING -p tcp --dport 80 -j NOTRACK and if we receive fragmented packets then the first fragment will be untracked and thus skip nf_ct_...
```diff diff --git a/include/linux/netfilter_ipv6.h b/include/linux/netfilter_ipv6.h index d654873aa25a..1f7e300094cd 100644 --- a/include/linux/netfilter_ipv6.h +++ b/include/linux/netfilter_ipv6.h @@ -59,6 +59,7 @@ enum nf_ip6_hook_priorities { NF_IP6_PRI_FIRST = INT_MIN, NF_IP6_PRI_CONNTRACK_DEFRAG = -400, + NF...
55e0d7cf279177dfe320f54816320558bc370f24
Analyze and fix the following issue in the Linux kernel code: netfilter: xt_hashlimit: dl_seq_stop() fix
Problem Details: If dl_seq_start() memory allocation fails, we crash later in dl_seq_stop(), trying to kfree(ERR_PTR(-ENOMEM)) Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: Patrick McHardy <kaber@trash.net>
```diff diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c index 9e9c48963942..70d561a2d9e0 100644 --- a/net/netfilter/xt_hashlimit.c +++ b/net/netfilter/xt_hashlimit.c @@ -879,7 +879,8 @@ static void dl_seq_stop(struct seq_file *s, void *v) struct xt_hashlimit_htable *htable = s->private; uns...
5239c4ff4ae9e810ba761518ad71b463f0ccbf3c
Analyze and fix the following issue in the Linux kernel code: cpuset: Fix documentation punctuation
Problem Details: Fix cpusets.txt documentation punctuation. Signed-off-by: Greg Thelen <gthelen@google.com> Acked-by: Randy Dunlap <rdunlap@xenotime.net> Acked-by: Paul Menage <menage@google.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
```diff diff --git a/Documentation/cgroups/cpusets.txt b/Documentation/cgroups/cpusets.txt index 4160df82b3f5..51682ab2dd1a 100644 --- a/Documentation/cgroups/cpusets.txt +++ b/Documentation/cgroups/cpusets.txt @@ -42,7 +42,7 @@ Nodes to a set of tasks. In this document "Memory Node" refers to an on-line node that c...
6dc2d6bf5148a9ed027af21285b0e17b83b3a8f4
Analyze and fix the following issue in the Linux kernel code: imx31: fix parent clock for rtc
Problem Details: According to imx31 reference manual the signal from external low frequency clock is sent to RTC clock. The patch makes redundant the previously defined mxc_rtc clock. Signed-off-by: Vladimir Zapolskiy <vzapolskiy@gmail.com> Cc: Sascha Hauer <s.hauer@pengutronix.de> Cc: Daniel Mack <daniel@caiaq.de> Si...
```diff diff --git a/arch/arm/mach-mx3/clock-imx31.c b/arch/arm/mach-mx3/clock-imx31.c index 80dba9966b5e..9a9eb6de6127 100644 --- a/arch/arm/mach-mx3/clock-imx31.c +++ b/arch/arm/mach-mx3/clock-imx31.c @@ -468,6 +468,7 @@ static struct clk ahb_clk = { } DEFINE_CLOCK(perclk_clk, 0, NULL, 0, NULL, NULL, &...
47568d4c56677ede6e7ff7c8e4e0fd860a9c4372
Analyze and fix the following issue in the Linux kernel code: FDPIC: For-loop in elf_core_vma_data_size() is incorrect
Problem Details: Fix an incorrect for-loop in elf_core_vma_data_size(). The advance-pointer statement lacks an assignment: CC fs/binfmt_elf_fdpic.o fs/binfmt_elf_fdpic.c: In function 'elf_core_vma_data_size': fs/binfmt_elf_fdpic.c:1593: warning: statement with no effect Signed-off-by: David Howells <dhowel...
```diff diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c index 2c32d00a6690..7ab23e006e4c 100644 --- a/fs/binfmt_elf_fdpic.c +++ b/fs/binfmt_elf_fdpic.c @@ -1590,7 +1590,7 @@ static size_t elf_core_vma_data_size(unsigned long mm_flags) struct vm_area_struct *vma; size_t size = 0; - for (vma = current->m...
8e0cc811e0f8029a7225372fb0951fab102c012f
Analyze and fix the following issue in the Linux kernel code: fs/partition/msdos: fix unusable extended partition for > 512B sector
Problem Details: Smaller size than a minimum blocksize can't be used, after all it's handled like 0 size. For extended partition itself, this makes sure to use bigger size than one logical sector size at least. Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> Cc: Daniel Taylor <Daniel.Taylor@wdc.com> Cc: "...
```diff diff --git a/fs/partitions/msdos.c b/fs/partitions/msdos.c index b78385840a55..90be97f1f5a8 100644 --- a/fs/partitions/msdos.c +++ b/fs/partitions/msdos.c @@ -492,9 +492,16 @@ int msdos_partition(struct parsed_partitions *state, struct block_device *bdev) if (!size) continue; if (is_extended_partition...
3fbf586cf7f245392142e5407c2a56f1cff979b6
Analyze and fix the following issue in the Linux kernel code: fs/partitions/msdos: add support for large disks
Problem Details: In order to use disks larger than 2TiB on Windows XP, it is necessary to use 4096-byte logical sectors in an MBR. Although the kernel storage and functions called from msdos.c used "sector_t" internally, msdos.c still used u32 variables, which results in the ability to handle XP-compatible large disks...
```diff diff --git a/fs/partitions/msdos.c b/fs/partitions/msdos.c index 0028d2ef0662..b78385840a55 100644 --- a/fs/partitions/msdos.c +++ b/fs/partitions/msdos.c @@ -31,14 +31,17 @@ */ #include <asm/unaligned.h> -#define SYS_IND(p) (get_unaligned(&p->sys_ind)) -#define NR_SECTS(p) ({ __le32 __a = get_unaligned(&p...
4fd2c20d964a8fb9861045f1022475c9d200d684
Analyze and fix the following issue in the Linux kernel code: kcore: fix test for end of list
Problem Details: "m" is never NULL here. We need a different test for the end of list condition. Signed-off-by: Dan Carpenter <error27@gmail.com> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Acked-by: WANG Cong <xiyou.wangcong@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-...
```diff diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c index a44a7897fd4d..b442dac8f5f9 100644 --- a/fs/proc/kcore.c +++ b/fs/proc/kcore.c @@ -490,7 +490,7 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos) } read_unlock(&kclist_lock); - if (m == NULL) { + if (&m->list == &kcli...
c6b6ef8bb05af632889c5536513b9f4004961f73
Analyze and fix the following issue in the Linux kernel code: mempolicy: fix get_mempolicy() for relative and static nodes
Problem Details: Discovered while testing other mempolicy changes: get_mempolicy() does not handle static/relative mode flags correctly. Return the value that the user specified so that it can be restored via set_mempolicy() if desired. Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com> Cc: Hugh Dickins <hugh....
```diff diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 6cdfa1df57f6..8034abd3a135 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -806,9 +806,13 @@ static long do_get_mempolicy(int *policy, nodemask_t *nmask, err = 0; if (nmask) { - task_lock(current); - get_policy_nodemask(pol, nmask); - task_unlock(c...
7198f3c9b13c7aa1e5d9f7ff74c0ea303174feff
Analyze and fix the following issue in the Linux kernel code: mmc: fix incorrect interpretation of card type bits
Problem Details: In the extended CSD register the CARD_TYPE is an 8-bit value of which the upper 6 bits were reserved in JEDEC specifications prior to version 4.4. In version 4.4 two of the reserved bits were designated for identifying support for the newly added High-Speed Dual Data Rate. Unfortunately the mmc_read_e...
```diff diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index 0eac6c814904..e041c003db22 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -225,7 +225,7 @@ static int mmc_read_ext_csd(struct mmc_card *card) mmc_card_set_blockaddr(card); } - switch (ext_csd[EXT_CSD_CARD_TYPE]) { + ...
6cb4aff0a77cc0e6bae9475d62205319e3ebbf3f
Analyze and fix the following issue in the Linux kernel code: reiserfs: fix oops while creating privroot with selinux enabled
Problem Details: Commit 57fe60df ("reiserfs: add atomic addition of selinux attributes during inode creation") contains a bug that will cause it to oops when mounting a file system that didn't previously contain extended attributes on a system using security.* xattrs. The issue is that while creating the privroot duri...
```diff diff --git a/fs/reiserfs/xattr_security.c b/fs/reiserfs/xattr_security.c index d8b5bfcbdd30..de1fcffd906b 100644 --- a/fs/reiserfs/xattr_security.c +++ b/fs/reiserfs/xattr_security.c @@ -76,7 +76,7 @@ int reiserfs_security_init(struct inode *dir, struct inode *inode, return error; } - if (sec->length) { ...
298359c5bf06c04258d7cf552426e198c47e83c1
Analyze and fix the following issue in the Linux kernel code: exit: fix oops in sync_mm_rss
Problem Details: In 2.6.34-rc1, removing vhost_net module causes an oops in sync_mm_rss (called from do_exit) when workqueue is destroyed. This does not happen on net-next, or with vhost on top of to 2.6.33. The issue seems to be introduced by 34e55232e59f7b19050267a05ff1226e5cd122a5 ("mm: avoid false sharing of mm_c...
```diff diff --git a/mm/memory.c b/mm/memory.c index 5b7f2002e54b..bc9ba5a1f5b9 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -130,6 +130,7 @@ void __sync_task_rss_stat(struct task_struct *task, struct mm_struct *mm) for (i = 0; i < NR_MM_COUNTERS; i++) { if (task->rss_stat.count[i]) { + BUG_ON(!mm); add_m...
5ab116c9349ef52d6fbd2e2917a53f13194b048e
Analyze and fix the following issue in the Linux kernel code: cpuset: fix the problem that cpuset_mem_spread_node() returns an offline node
Problem Details: cpuset_mem_spread_node() returns an offline node, and causes an oops. This patch fixes it by initializing task->mems_allowed to node_states[N_HIGH_MEMORY], and updating task->mems_allowed when doing memory hotplug. Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> Acked-by: David Rientjes <rientjes@goog...
```diff diff --git a/init/main.c b/init/main.c index a1ab78ceb4b6..cbead27caefc 100644 --- a/init/main.c +++ b/init/main.c @@ -858,7 +858,7 @@ static int __init kernel_init(void * unused) /* * init can allocate pages on any node */ - set_mems_allowed(node_possible_map); + set_mems_allowed(node_states[N_HIGH_MEM...
926f2ae04f183098cf9a30521776fb2759c8afeb
Analyze and fix the following issue in the Linux kernel code: tmpfs: cleanup mpol_parse_str()
Problem Details: mpol_parse_str() made lots 'err' variable related bug. Because it is ugly and reviewing unfriendly. This patch simplifies it. Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: Ravikiran Thirumalai <kiran@scalex86.org> Cc: Christoph Lameter <cl@linux-foundation.org> Cc: Mel Gorman <...
```diff diff --git a/mm/mempolicy.c b/mm/mempolicy.c index fb71790398f0..6cdfa1df57f6 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -2195,8 +2195,8 @@ int mpol_parse_str(char *str, struct mempolicy **mpol, int no_context) char *rest = nodelist; while (isdigit(*rest)) rest++; - if (!*rest) - err ...
12821f5fb942e795f8009ece14bde868893bd811
Analyze and fix the following issue in the Linux kernel code: tmpfs: handle MPOL_LOCAL mount option properly
Problem Details: commit 71fe804b6d5 (mempolicy: use struct mempolicy pointer in shmem_sb_info) added mpol=local mount option. but its feature is broken since it was born. because such code always return 1 (i.e. mount failure). This patch fixes it. Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc:...
```diff diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 10db44f95749..fb71790398f0 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -2214,6 +2214,7 @@ int mpol_parse_str(char *str, struct mempolicy **mpol, int no_context) if (nodelist) goto out; mode = MPOL_PREFERRED; + err = 0; break; case MPOL_D...
413b43deab8377819aba1dbad2abf0c15d59b491
Analyze and fix the following issue in the Linux kernel code: tmpfs: fix oops on mounts with mpol=default
Problem Details: Fix an 'oops' when a tmpfs mount point is mounted with the mpol=default mempolicy. Upon remounting a tmpfs mount point with 'mpol=default' option, the mount code crashed with a null pointer dereference. The initial problem report was on 2.6.27, but the problem exists in mainline 2.6.34-rc as well. O...
```diff diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 643f66e10187..745ce90308a6 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -2215,10 +2215,15 @@ int mpol_parse_str(char *str, struct mempolicy **mpol, int no_context) goto out; mode = MPOL_PREFERRED; break; - + case MPOL_DEFAULT: + /* + * Insis...
8c363afe94b885d39ae2e93e41680282a470ad84
Analyze and fix the following issue in the Linux kernel code: c2port: fix device_create() return value check
Problem Details: Use IS_ERR() instead of comparing to NULL. [akpm@linux-foundation.org: preserve the error code] Signed-off-by: Jani Nikula <ext-jani.1.nikula@nokia.com> Cc: Vegard Nossum <vegard.nossum@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-fo...
```diff diff --git a/drivers/misc/c2port/core.c b/drivers/misc/c2port/core.c index b5346b4db91a..b7a85f46a6c2 100644 --- a/drivers/misc/c2port/core.c +++ b/drivers/misc/c2port/core.c @@ -912,8 +912,8 @@ struct c2port_device *c2port_device_register(char *name, c2dev->dev = device_create(c2port_class, NULL, 0, c2dev,...
20072205fcdf7d85cd3101f1f11dfab333c5fd0c
Analyze and fix the following issue in the Linux kernel code: scripts/kernel-doc: fix fatal error on function prototype
Problem Details: Fix a fatal error in scripts/kernel-doc when a function signature uses __init_or_module (just ignore that string): Error(drivers/base/platform.c:568): cannot understand prototype: 'struct platform_device * __init_or_module platform_create_bundle(struct platform_driver *driver, int (*probe)(struct plat...
```diff diff --git a/scripts/kernel-doc b/scripts/kernel-doc index c297eb4785d6..fcdfb245a575 100755 --- a/scripts/kernel-doc +++ b/scripts/kernel-doc @@ -1730,6 +1730,7 @@ sub dump_function($$) { $prototype =~ s/^noinline +//; $prototype =~ s/__devinit +//; $prototype =~ s/__init +//; + $prototype =~...
4c87684d32e8f95715d53039dcd2d998dc63d1eb
Analyze and fix the following issue in the Linux kernel code: kfifo: fix KFIFO_INIT in include/linux/kfifo.h
Problem Details: include/linux/kfifo.h first defines and then undefines __kfifo_initializer which is used by INIT_KFIFO (which is also a macro, so building a module which uses INIT_KFIFO will fail). Signed-off-by: David Härdeman <david@hardeman.nu> Acked-by: Stefani Seibold <stefani@seibold.net> Cc: <stable@kernel.org...
```diff diff --git a/include/linux/kfifo.h b/include/linux/kfifo.h index bc0fc795bd35..ece0b1c33816 100644 --- a/include/linux/kfifo.h +++ b/include/linux/kfifo.h @@ -102,8 +102,6 @@ union { \ unsigned char name##kfifo_buffer[size]; \ struct kfifo name = __kfifo_initializer(size, name##kfifo_buffer) -#undef __kfi...
3fa30460ea502133a18a07b14452cd660906f16f
Analyze and fix the following issue in the Linux kernel code: nommu: fix an incorrect comment in the do_mmap_shared_file()
Problem Details: Fix an incorrect comment in the do_mmap_shared_file(). If a mapping is requested MAP_SHARED, then a private copy cannot be made and still provide correct semantics. Signed-off-by: David Howells <dhowells@redhat.com> Reported-by: Dave Hudson <uclinux@blueteddy.net> Signed-off-by: Andrew Morton <akpm@l...
```diff diff --git a/mm/nommu.c b/mm/nommu.c index 605ace8982a8..e4b8f4d28a3f 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -1040,10 +1040,9 @@ static int do_mmap_shared_file(struct vm_area_struct *vma) if (ret != -ENOSYS) return ret; - /* getting an ENOSYS error indicates that direct mmap isn't - * possible (as ...
5ca9ea9a17a14c68611d3774d1e8a7ab6c7f4763
Analyze and fix the following issue in the Linux kernel code: memcg: fix typo in memcg documentation
Problem Details: Update memory.txt to be more consistent: s/swapiness/swappiness/ Signed-off-by: Greg Thelen <gthelen@google.com> Acked-by: Balbir Singh <balbir@linux.vnet.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/Documentation/cgroups/memory.txt b/Documentation/cgroups/memory.txt index f8bc802d70b9..3a6aecd078ba 100644 --- a/Documentation/cgroups/memory.txt +++ b/Documentation/cgroups/memory.txt @@ -340,7 +340,7 @@ Note: 5.3 swappiness Similar to /proc/sys/vm/swappiness, but affecting a hierarchy of gro...
3a4df13d2420ae1998e5c7d26275f8714e84da30
Analyze and fix the following issue in the Linux kernel code: get_maintainer: repair STDIN usage
Problem Details: Commit 22dd5b0cba50a197aaa3bd2790a29ee2e8e4e372 (fix perlcritic warnings) broke the ability to handle STDIN because the three argument version of open() cannot handle standard IO-streams (which is mentioned in PerlBestPractices, too). Signed-off-by: Wolfram Sang <w.sang@pengutronix.de> Cc: Stephen Hem...
```diff diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl index f76f3d13276d..6f97a13bcee4 100755 --- a/scripts/get_maintainer.pl +++ b/scripts/get_maintainer.pl @@ -284,7 +284,7 @@ foreach my $file (@ARGV) { my $file_cnt = @files; my $lastfile; - open(my $patch, '<', $file) + open(my $patch, "< ...
1d53661d26aa779dcd74f8a1c5a94e181cc101d8
Analyze and fix the following issue in the Linux kernel code: blackfin: enable DEBUG_SECTION_MISMATCH
Problem Details: We see only one section mismatch now after thousands of randconfigs, and a bug has been filed about that one. Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 8e5ec5e1ab91..1fafb4b99c9b 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -103,7 +103,8 @@ config HEADERS_CHECK config DEBUG_SECTION_MISMATCH bool "Enable full Section mismatch analysis" - depends on UNDEFINED + depends on UNDEFINED || (BL...
7731d9a5d415414aa6903709453786d4a5ff57e4
Analyze and fix the following issue in the Linux kernel code: fs/binfmt_aout.c: fix pointer warnings
Problem Details: fs/binfmt_aout.c: In function `aout_core_dump': fs/binfmt_aout.c:125: warning: passing argument 2 of `dump_write' makes pointer from integer without a cast include/linux/coredump.h:12: note: expected `const void *' but argument is of type `long unsigned int' fs/binfmt_aout.c:132: warning: passing argum...
```diff diff --git a/fs/binfmt_aout.c b/fs/binfmt_aout.c index 15d80bb35d6f..9b6aef0f75e5 100644 --- a/fs/binfmt_aout.c +++ b/fs/binfmt_aout.c @@ -75,14 +75,16 @@ static int aout_core_dump(struct coredump_params *cprm) struct file *file = cprm->file; mm_segment_t fs; int has_dumped = 0; - unsigned long dump_start...
05731b979476969d4d1cbbcb535fc0f5ea90dba7
Analyze and fix the following issue in the Linux kernel code: rtc/mc13783: fix use after free bug
Problem Details: This was introduced by v2.6.34-rc1~38: 4c014e8 (rtc/mc13783: protect rtc {,un}registration by mc13783 lock) Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reported-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus To...
```diff diff --git a/drivers/rtc/rtc-mc13783.c b/drivers/rtc/rtc-mc13783.c index d60c81b7b693..1379c7faa448 100644 --- a/drivers/rtc/rtc-mc13783.c +++ b/drivers/rtc/rtc-mc13783.c @@ -319,35 +319,38 @@ static int __devinit mc13783_rtc_probe(struct platform_device *pdev) { int ret; struct mc13783_rtc *priv; + struct...
e7bbcdf3747e3919c31cfa87853c69d178bce548
Analyze and fix the following issue in the Linux kernel code: memcontrol: fix potential null deref
Problem Details: There was a potential null deref introduced in c62b1a3b31b5 ("memcg: use generic percpu instead of private implementation"). Signed-off-by: Dan Carpenter <error27@gmail.com> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off...
```diff diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 00dda352144c..9ed760dc7448 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -3691,8 +3691,10 @@ static struct mem_cgroup *mem_cgroup_alloc(void) else mem = vmalloc(size); - if (mem) - memset(mem, 0, size); + if (!mem) + return NULL; + + memset(m...
9d34706f42f9b8c15185423d9af98d37ba21d011
Analyze and fix the following issue in the Linux kernel code: cgroups: remove duplicate include
Problem Details: commit e6a1105b ("cgroups: subsystem module loading interface") and commit c50cc752 ("sched, cgroups: Fix module export") result in duplicate including of module.h Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Acked-by: Paul Menage <menage@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundatio...
```diff diff --git a/kernel/cgroup.c b/kernel/cgroup.c index ef909a329750..e2769e13980c 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -27,7 +27,6 @@ */ #include <linux/cgroup.h> -#include <linux/module.h> #include <linux/ctype.h> #include <linux/errno.h> #include <linux/fs.h> ```
5cfb80a73b5a52fb19d8b0611203e4dd58e8e9a2
Analyze and fix the following issue in the Linux kernel code: memcg: disable move charge in no mmu case
Problem Details: In commit 02491447 ("memcg: move charges of anonymous swap"), I tried to disable move charge feature in no mmu case by enclosing all the related functions with "#ifdef CONFIG_MMU", but the commit places these ifdefs in wrong place. (it seems that it's mangled while handling some fixes...) This patch ...
```diff diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 7973b5221fb8..00dda352144c 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -3946,28 +3946,6 @@ one_by_one: } return ret; } -#else /* !CONFIG_MMU */ -static int mem_cgroup_can_attach(struct cgroup_subsys *ss, - struct cgroup *cgroup, - struct ...
84c8447c544bc7579097649273bc3f4e1b5de6af
Analyze and fix the following issue in the Linux kernel code: DMAENGINE: COH 901 318 fix bytesleft
Problem Details: This makes the function to get the number of bytes left in the ongoing DMA transaction actually work: the old code did not take neither lli:s nor queued jobs into account. Also fix a missing spinlock while we're at it. Signed-off-by: Linus Walleij <linus.walleij@stericsson.com> Signed-off-by: Dan Will...
```diff diff --git a/drivers/dma/coh901318.c b/drivers/dma/coh901318.c index 20889c98e9b0..f636c4a87c7f 100644 --- a/drivers/dma/coh901318.c +++ b/drivers/dma/coh901318.c @@ -408,25 +408,100 @@ coh901318_first_queued(struct coh901318_chan *cohc) return d; } +static inline u32 coh901318_get_bytes_in_lli(struct coh9...
76232ebf898c4d5e657f2b663fbf7108bca80ded
Analyze and fix the following issue in the Linux kernel code: iwlwifi: fix build error for CONFIG_IWLAGN=n
Problem Details: drivers/net/wireless/iwlwifi/iwl-rx.c: In function 'iwl_good_ack_health': drivers/net/wireless/iwlwifi/iwl-rx.c:647: error: 'struct iwl_priv' has no member named '_agn' Reported-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
```diff diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c index b6a64d83718a..2fa30dfb7c59 100644 --- a/drivers/net/wireless/iwlwifi/iwl-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-rx.c @@ -621,6 +621,7 @@ static void iwl_accumulative_statistics(struct iwl_priv *priv, #define B...
d6dbee861386cd3f4cee62bcf28597e63e251e0c
Analyze and fix the following issue in the Linux kernel code: net/intel: remove trailing space in messages
Problem Details: Includes one minor indentation fix to placate checkpatch. Signed-off-by: Frans Pop <elendil@planet.nl> Cc: e1000-devel@lists.sourceforge.net Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c index 8d7d87f12827..e2b6e6e7ba6a 100644 --- a/drivers/net/e1000/e1000_hw.c +++ b/drivers/net/e1000/e1000_hw.c @@ -990,7 +990,7 @@ static s32 e1000_copper_link_preconfig(struct e1000_hw *hw) DEBUGOUT("Error, did not detect valid phy.\n")...
84d57bd61866c06aee5658fabe43292a231a5992
Analyze and fix the following issue in the Linux kernel code: net/smc91xx: remove trailing space in messages
Problem Details: Includes a few whitespace fixes to placate checkpatch. Signed-off-by: Frans Pop <elendil@planet.nl> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c index 9871a2b61f86..0f97b5af91e4 100644 --- a/drivers/net/smc911x.c +++ b/drivers/net/smc911x.c @@ -383,7 +383,7 @@ static inline void smc911x_rcv(struct net_device *dev) DBG(SMC_DEBUG_FUNC | SMC_DEBUG_RX, "%s: --> %s\n", dev->name, __func__); s...
19299b34b42f4d37be2ce9b411664f37ca10ff61
Analyze and fix the following issue in the Linux kernel code: net/irda: remove trailing space in messages
Problem Details: Includes a minor consistency improvement between two related debug messages. Signed-off-by: Frans Pop <elendil@planet.nl> Cc: Samuel Ortiz <samuel@sortiz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/irda/ali-ircc.c b/drivers/net/irda/ali-ircc.c index 12c7b006f767..a32c97e6b39d 100644 --- a/drivers/net/irda/ali-ircc.c +++ b/drivers/net/irda/ali-ircc.c @@ -753,18 +753,18 @@ static irqreturn_t ali_ircc_fir_interrupt(struct ali_ircc_cb *self) if(OldMessageCount > ((self->LineStatus...