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21798a84ab383cdac0e7ee3368e0792b718b867d
Analyze and fix the following issue in the Linux kernel code: tracing: fix a build error on alpha
Problem Details: Impact: build fix on Alpha When tracing is enabled, some arch have included <linux/irqflags.h> on their <asm/system.h> but others like alpha or m68k don't. Build error on alpha: kernel/trace/trace.c: In function 'tracing_cpumask_write': kernel/trace/trace.c:2145: error: implicit declaration of funct...
```diff diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 06951e229443..bc577dcc0e47 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -34,6 +34,7 @@ #include <linux/stacktrace.h> #include <linux/ring_buffer.h> +#include <linux/irqflags.h> #include "trace.h" ```
5ca8c4852fcbbc8a8497c4ee8b2a0a7466f3524c
Analyze and fix the following issue in the Linux kernel code: SH 7366 needs SCIF_ONLY
Problem Details: SH 7366 has compile bug. because there is no SCIF_ONLY for SH 7366. this patch add it. Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/drivers/serial/sh-sci.h b/drivers/serial/sh-sci.h index 7cd28b226800..44e952bca1ef 100644 --- a/drivers/serial/sh-sci.h +++ b/drivers/serial/sh-sci.h @@ -88,6 +88,7 @@ # define SCSPTR0 SCPDR0 # define SCIF_ORER 0x0001 /* overrun error bit */ # define SCSCR_INIT(port) 0x0038 /* TIE=0,RIE=0,TE...
545727f32049f6e7269f73a49904e3229192988e
Analyze and fix the following issue in the Linux kernel code: gdrom: Fix compile error
Problem Details: Return value and argument of block_device_operations.release of gdrom was changed. This patch fix this problem. Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org> Acked-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/drivers/cdrom/gdrom.c b/drivers/cdrom/gdrom.c index 9aaa86b232b1..2eecb779437b 100644 --- a/drivers/cdrom/gdrom.c +++ b/drivers/cdrom/gdrom.c @@ -495,9 +495,10 @@ static int gdrom_bdops_open(struct block_device *bdev, fmode_t mode) return cdrom_open(gd.cd_info, bdev, mode); } -static int gdrom...
60817c9b31ef7897d60bca2f384cbc316a3fdd8b
Analyze and fix the following issue in the Linux kernel code: x86, memory hotplug: remove wrong -1 in calling init_memory_mapping()
Problem Details: Impact: fix crash with memory hotplug Shuahua Li found: | I just did some experiments on a desktop for memory hotplug and this bug | triggered a crash in my test. | | Yinghai's suggestion also fixed the bug. We don't need to round it, just remove that extra -1 Signed-off-by: Yinghai <yinghai@kernel...
```diff diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index c7a4c5a9a21b..f79a02f64d10 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -837,7 +837,7 @@ int arch_add_memory(int nid, u64 start, u64 size) unsigned long nr_pages = size >> PAGE_SHIFT; int ret; - last_mapped_pfn = init_me...
8a2fd5f3ab6535035f08d7d0fda90abe73c6d282
Analyze and fix the following issue in the Linux kernel code: sh: Fix FPU tuning on toolchains with mismatched multilib targets.
Problem Details: Presently there is very little standing in the way of using an SH-4 toolchain for building an SH-2 kernel, and vice versa. Binutils itself has no limitations whatsoever and supports explicit ISA hinting, which we already use with varying degrees of success today. This leaves GCC as the odd one out, du...
```diff diff --git a/arch/sh/Makefile b/arch/sh/Makefile index 1f409bf81809..3b2d8e232240 100644 --- a/arch/sh/Makefile +++ b/arch/sh/Makefile @@ -38,6 +38,22 @@ cflags-$(CONFIG_CPU_SH4A) += $(call cc-option,-m4a,) \ $(call cc-option,-m4a-nofpu,) cflags-$(CONFIG_CPU_SH5) := $(call cc-option,-m5-32media-nofp...
b2c2f30388c682520ae2d07c8852b4225dd4a4d7
Analyze and fix the following issue in the Linux kernel code: Blackfin arch: fix bug - shared lib function in L2 failed be called
Problem Details: Allow user space to access L2 SRAM. Signed-off-by: Jie Zhang <jie.zhang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
```diff diff --git a/arch/blackfin/kernel/process.c b/arch/blackfin/kernel/process.c index 77800dd83e57..0c3ea118b657 100644 --- a/arch/blackfin/kernel/process.c +++ b/arch/blackfin/kernel/process.c @@ -351,9 +351,14 @@ int _access_ok(unsigned long addr, unsigned long size) return 1; #endif #if L1_DATA_B_LENGTH !=...
1f7d373f4773eca06978446f677b4de5a4814095
Analyze and fix the following issue in the Linux kernel code: Blackfin arch: fix cmp_label() so it doesnt incorrectly accept partial leading matches
Problem Details: Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
```diff diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c index a808baf5d309..4aa3c053297f 100644 --- a/arch/blackfin/kernel/bfin_gpio.c +++ b/arch/blackfin/kernel/bfin_gpio.c @@ -256,8 +256,7 @@ static int cmp_label(unsigned short ident, const char *label) } if (label) - return st...
72edff8dd45fdee6e1a2bc431baefd8a5372f7cb
Analyze and fix the following issue in the Linux kernel code: Blackfin arch: fix incorrect limit check for bf54x check_gpio
Problem Details: Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
```diff diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c index 6e08f425bb44..5c0800adb4dd 100644 --- a/arch/blackfin/kernel/bfin_gpio.c +++ b/arch/blackfin/kernel/bfin_gpio.c @@ -218,7 +218,7 @@ inline int check_gpio(unsigned gpio) if (gpio == GPIO_PB15 || gpio == GPIO_PC14 || gpio == ...
a10101d5ff9e34c0a1a526725474eef84409529a
Analyze and fix the following issue in the Linux kernel code: Blackfin arch: fix bug - Cpufreq assumes clocks in kHz and not Hz.
Problem Details: Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
```diff diff --git a/arch/blackfin/mach-common/cpufreq.c b/arch/blackfin/mach-common/cpufreq.c index c22c47b60127..dda5443b37ed 100644 --- a/arch/blackfin/mach-common/cpufreq.c +++ b/arch/blackfin/mach-common/cpufreq.c @@ -72,13 +72,13 @@ unsigned int __bfin_cycles_mod; /*********************************************...
efe065a1b39974ff2bbb9aa693400f3de4ba5a6a
Analyze and fix the following issue in the Linux kernel code: Blackfin arch: fix bug - kernel with SMP patch can not bootup
Problem Details: The original code defined _exception_stack but not alloc space for the exception stack. In exception, this area is over written by exception stack. Common kernel luckly boot up, but SMP kernel stuck. Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
```diff diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S index ad4049882291..c6ae8442fc4e 100644 --- a/arch/blackfin/mach-common/entry.S +++ b/arch/blackfin/mach-common/entry.S @@ -1555,7 +1555,8 @@ _last_cplb_fault_retx: .bss #endif _exception_stack: -.size _exception_stack, 1024 *...
ed206fac87d65917280b6c3edd3f01125d4095c9
Analyze and fix the following issue in the Linux kernel code: ACPI: bugfix reporting of event handler status
Problem Details: Introduce a new flag showing whether the event has an event handler/method. For all the GPEs and Fixed Events, 1. ACPI_EVENT_FLAG_HANDLE is cleared, it's an "invalid" ACPI event. 2. Both ACPI_EVENT_FLAG_HANDLE and ACPI_EVENT_FLAG_DISABLE are set, it's "disabled". 3. Both ACPI_EVENT_FLAG_HANDLE ...
```diff diff --git a/Documentation/ABI/testing/sysfs-firmware-acpi b/Documentation/ABI/testing/sysfs-firmware-acpi index f27be7d1a49f..e8ffc70ffe12 100644 --- a/Documentation/ABI/testing/sysfs-firmware-acpi +++ b/Documentation/ABI/testing/sysfs-firmware-acpi @@ -89,7 +89,7 @@ Description: error - an interrupt that...
676962dac6e267ce7c13f73962208f9124a084bb
Analyze and fix the following issue in the Linux kernel code: ACPI: fan: Delete the strict check in power transition
Problem Details: On some laptops the Fan device is turned on/off by controlling the corresponding power resource. For example: If the power resource defined in _PR0 object is turned off, it indicates that the FAN device is in off state(the ACPI state is in D3 state). Maybe the device is already in D3 state and expecte...
```diff diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c index 30d4a5282a2d..89111cd28ed8 100644 --- a/drivers/acpi/power.c +++ b/drivers/acpi/power.c @@ -517,11 +517,6 @@ int acpi_power_transition(struct acpi_device *device, int state) cl = &device->power.states[device->power.state].resources; tl = &device...
b1b57fbe9bb10d94682a975456de7a727d1dbc84
Analyze and fix the following issue in the Linux kernel code: ACPI: fix de-reference bug in power resource driver
Problem Details: change state to *state in the function of acpi_power_get_state() Signed-off-by: yakui.zhao@intel.com Signed-off-by: Len Brown <len.brown@intel.com>
```diff diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c index a1718e56103b..30d4a5282a2d 100644 --- a/drivers/acpi/power.c +++ b/drivers/acpi/power.c @@ -153,7 +153,8 @@ static int acpi_power_get_state(acpi_handle handle, int *state) ACPI_POWER_RESOURCE_STATE_OFF; ACPI_DEBUG_PRINT((ACPI_DB_INFO, ...
e7c0d217cdaa837d30bc265eddac4d176969fd68
Analyze and fix the following issue in the Linux kernel code: pata_ninja32: suspend/resume support
Problem Details: I had assumed that the standard recovery would be sufficient for this hardware but it isn't. Fix up the other registers on resume as needed. See bug #11735 Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
```diff diff --git a/drivers/ata/pata_ninja32.c b/drivers/ata/pata_ninja32.c index 5e76f96ec7e5..4e466eae8b46 100644 --- a/drivers/ata/pata_ninja32.c +++ b/drivers/ata/pata_ninja32.c @@ -44,7 +44,7 @@ #include <linux/libata.h> #define DRV_NAME "pata_ninja32" -#define DRV_VERSION "0.0.1" +#define DRV_VERSION "0.1.1"...
7f6b2e7b1ff70bc60cedc9a00b01c1fad5c21371
Analyze and fix the following issue in the Linux kernel code: Blackfin arch: fix bug - kernel build with write back policy fails to be booted up
Problem Details: Make sure IFLUSH is not the last instruction in the hardware loop to avoid infinite core stall. The dcache/icache function that only gets used in writeback mode was putting IFLUSH as the last instruction in the hardware loop ... we know from design that this may often lead to inifite core stalling, so...
```diff diff --git a/arch/blackfin/mach-common/cache.S b/arch/blackfin/mach-common/cache.S index d6780b495241..a028e9450419 100644 --- a/arch/blackfin/mach-common/cache.S +++ b/arch/blackfin/mach-common/cache.S @@ -67,7 +67,7 @@ ENDPROC(_blackfin_icache_flush_range) /* Flush all cache lines assocoiated with this are...
39e96c8835c36b6867b4e18698b06746972cdfcc
Analyze and fix the following issue in the Linux kernel code: Blackfin arch: fix bug - dmacopy test case fail on all platform
Problem Details: The cache code I added flushes 1 line too little if the start address is not aligned to the cache size. Cache align the start address so that when we straddle cache aligns, we get the right count. Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
```diff diff --git a/arch/blackfin/mach-common/cache.S b/arch/blackfin/mach-common/cache.S index db532181fbde..d6780b495241 100644 --- a/arch/blackfin/mach-common/cache.S +++ b/arch/blackfin/mach-common/cache.S @@ -25,9 +25,13 @@ */ .macro do_flush flushins:req optflushins optnopins label + R2 = -L1_CACHE_BYTES; +...
6c20ec850360bc6e5c66a787f0523a80450d65ab
Analyze and fix the following issue in the Linux kernel code: jbd2: Call the commit callback before the transaction could get dropped
Problem Details: The transaction can potentially get dropped if there are no buffers that need to be written. Make sure we call the commit callback before potentially deciding to drop the transaction. Also avoid dereferencing the commit_transaction pointer in the marker for the same reason. This patch fixes the bug ...
```diff diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c index 8b119e16aa36..ebc667bc54a8 100644 --- a/fs/jbd2/commit.c +++ b/fs/jbd2/commit.c @@ -974,6 +974,9 @@ restart_loop: journal->j_committing_transaction = NULL; spin_unlock(&journal->j_state_lock); + if (journal->j_commit_callback) + journal->j_commit_cal...
054e5f616b5becdc096b793407dc33fe379749ac
Analyze and fix the following issue in the Linux kernel code: libata: Fix LBA48 on pata_it821x RAID volumes.
Problem Details: [http://lkml.org/lkml/2008/10/18/82] Signed-off-by: Ondrej Zary <linux@rainbow-software.org> Acked-by: Alan Cox <alan@redhat.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
```diff diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c index 4e13aadb8779..860ede526282 100644 --- a/drivers/ata/pata_it821x.c +++ b/drivers/ata/pata_it821x.c @@ -557,9 +557,8 @@ static unsigned int it821x_read_id(struct ata_device *adev, if (strstr(model_num, "Integrated Technology Express")) { ...
3cd8ddbd86e4ea6f2f6582da217651f048d76130
Analyze and fix the following issue in the Linux kernel code: libata: add missing kernel-doc
Problem Details: Fix libata missing kernel-doc: Warning(lin2628-rc2//drivers/ata/libata-core.c:4562): No description found for parameter 'tag' Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
```diff diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 97df4807a088..2ff633c119e2 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4557,6 +4557,7 @@ void swap_buf_le16(u16 *buf, unsigned int buf_words) /** * ata_qc_new_init - Request an available ATA command, and i...
4a9c7b3359889399aacb94019bbdfc9f38d4cff7
Analyze and fix the following issue in the Linux kernel code: libata: fix device iteration bugs
Problem Details: There were several places where only enabled devices should be iterated over but device enabledness wasn't checked. * IDENTIFY data 40 wire check in cable_is_40wire() * xfer_mode/ncq_enabled saving in ata_scsi_error() * DUBIOUS_XFER handling in ata_set_mode() While at it, reformat comments in cable_i...
```diff diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 8cb0b360bfd8..97df4807a088 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4156,29 +4156,33 @@ static int cable_is_40wire(struct ata_port *ap) struct ata_link *link; struct ata_device *dev; - /* If the cont...
4ee1c45337e7b529eed644c6f62399d797dcbc10
Analyze and fix the following issue in the Linux kernel code: Blackfin arch: Fix typo when adding CONFIG_DEBUG_VERBOSE
Problem Details: Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
```diff diff --git a/arch/blackfin/kernel/traps.c b/arch/blackfin/kernel/traps.c index 0003616d02a2..bef025b07443 100644 --- a/arch/blackfin/kernel/traps.c +++ b/arch/blackfin/kernel/traps.c @@ -59,7 +59,7 @@ #endif -#ifdef CONFIG_VERBOSE_DEBUG +#ifdef CONFIG_DEBUG_VERBOSE #define verbose_printk(fmt, arg...) \ ...
ef2cabf7c6d838eb0ee2b4fb8ef84f7c06ce16d9
Analyze and fix the following issue in the Linux kernel code: ext4: fix a bug accessing freed memory in ext4_abort
Problem Details: Vegard Nossum reported a bug which accesses freed memory (found via kmemcheck). When journal has been aborted, ext4_put_super() calls ext4_abort() after freeing the journal_t object, and then ext4_abort() accesses it. This patch fix it. Signed-off-by: Hidehiro Kawai <hidehiro.kawai.ez@hitachi.com> A...
```diff diff --git a/fs/ext4/super.c b/fs/ext4/super.c index bdddea14e782..994859df010e 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -333,7 +333,8 @@ void ext4_abort(struct super_block *sb, const char *function, EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS; sb->s_flags |= MS_RDONLY; EXT4_SB(sb)->s_mount_o...
44d6f78756560e95903de239e10f8a40a6eae444
Analyze and fix the following issue in the Linux kernel code: ext3: fix a bug accessing freed memory in ext3_abort
Problem Details: Vegard Nossum reported a bug which accesses freed memory (found via kmemcheck). When journal has been aborted, ext3_put_super() calls ext3_abort() after freeing the journal_t object, and then ext3_abort() accesses it. This patch fix it. Signed-off-by: Hidehiro Kawai <hidehiro.kawai.ez@hitachi.com> A...
```diff diff --git a/fs/ext3/super.c b/fs/ext3/super.c index 18eaa78ecb4e..e5717a4fae67 100644 --- a/fs/ext3/super.c +++ b/fs/ext3/super.c @@ -281,7 +281,8 @@ void ext3_abort (struct super_block * sb, const char * function, EXT3_SB(sb)->s_mount_state |= EXT3_ERROR_FS; sb->s_flags |= MS_RDONLY; EXT3_SB(sb)->s_moun...
2d56f3a32c0e62f99c043d2579840f9731fe5855
Analyze and fix the following issue in the Linux kernel code: Input: refactor evdev 32bit compat to be shareable with uinput
Problem Details: Currently, evdev has working 32bit compatibility and uinput does not. uinput needs the input_event code that evdev uses, so let's refactor it so it can be shared. [dtor@mail.ru: add fix for force feedback compat issues] Signed-off-by: Philip Langdale <philipl@overt.org> Signed-off-by: Dmitry Torokhov ...
```diff diff --git a/drivers/input/Makefile b/drivers/input/Makefile index 98c4f9a77876..4c9c745a7020 100644 --- a/drivers/input/Makefile +++ b/drivers/input/Makefile @@ -5,7 +5,7 @@ # Each configuration option enables a list of files. obj-$(CONFIG_INPUT) += input-core.o -input-core-objs := input.o ff-core.o +inpu...
7c510e4b730a92cecf94ada45c989d8be0200d47
Analyze and fix the following issue in the Linux kernel code: net: convert more to %pM
Problem Details: A number of places still use %02x:...:%02x because it's in debug statements or for no real reason. Make a few of them use %pM. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/arch/sparc64/kernel/idprom.c b/arch/sparc64/kernel/idprom.c index 5b45a808c621..a62ff83337cd 100644 --- a/arch/sparc64/kernel/idprom.c +++ b/arch/sparc64/kernel/idprom.c @@ -42,8 +42,5 @@ void __init idprom_init(void) idprom->id_cksum, calc_idprom_cksum(idprom)); } - printk("Ethernet ad...
9e9430213f85ebdaf40026ec790295420efd0f91
Analyze and fix the following issue in the Linux kernel code: [ARM] 5322/1: Fix fastpath issue in mmci.c
Problem Details: Fix fastpath issues Since mmci_request() can be called from a non-interrupt context, and does, during kernel init, causing a host of debug messages during boot if you enable spinlock debugging, we need to use the spinlock calls that save IRQ flags and restore them. Signed-off-by: Linus Walleij <triad...
```diff diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 696cf3647ceb..2fadf323c696 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -391,6 +391,7 @@ static irqreturn_t mmci_irq(int irq, void *dev_id) static void mmci_request(struct mmc_host *mmc, struct mmc_request *mrq) { ...
a8b56f296d7d977fea2512e353a131f8da490aa5
Analyze and fix the following issue in the Linux kernel code: IB/ipath: Fix RDMA write with immediate copy of last packet
Problem Details: When the last packet of a RDMA write with immediate is received, the next receive work queue entry ID should be used to generate a completion entry. The code was incorrectly resetting part of the state used to copy the last packet. Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com> Signed-off-b...
```diff diff --git a/drivers/infiniband/hw/ipath/ipath_ruc.c b/drivers/infiniband/hw/ipath/ipath_ruc.c index fc0f6d9e6030..2296832f94da 100644 --- a/drivers/infiniband/hw/ipath/ipath_ruc.c +++ b/drivers/infiniband/hw/ipath/ipath_ruc.c @@ -156,7 +156,7 @@ bail: /** * ipath_get_rwqe - copy the next RWQE into the QP's ...
ea2d8b59bc7b770fde03de2bb9b3ee46e8bdc8d5
Analyze and fix the following issue in the Linux kernel code: mac80211.h: fix kernel-doc excesses
Problem Details: Fix mac80211.h kernel-doc: it had some extra parameters that were no longer valid and incorrect format for a return value in 2 places. Warning(lin2628-rc2//include/net/mac80211.h:1487): Excess function parameter or struct member 'control' description in 'ieee80211_beacon_get' Warning(lin2628-rc2//incl...
```diff diff --git a/include/net/mac80211.h b/include/net/mac80211.h index d861197f83c7..8856e2d60e9f 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -1474,7 +1474,6 @@ void ieee80211_tx_status_irqsafe(struct ieee80211_hw *hw, * ieee80211_beacon_get - beacon generation function * @hw: pointer ob...
f2c2e25554991f9c17bcd24028db5e1c50ecb0ad
Analyze and fix the following issue in the Linux kernel code: p54: fix build warnings
Problem Details: On Saturday 25 October 2008 10:24:10 Johannes Berg wrote: > just FYI in case you haven't seen them. the p54 one looks like a genuine > problem. > > drivers/net/wireless/p54/p54common.c: In function ‘p54_parse_eeprom’: > drivers/net/wireless/p54/p54common.c:325: warning: ‘synth’ may be used uninitialize...
```diff diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c index 2d022f83774c..827ca0384a4c 100644 --- a/drivers/net/wireless/p54/p54common.c +++ b/drivers/net/wireless/p54/p54common.c @@ -319,7 +319,7 @@ static int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len) ...
bc1b32d6bdd2d6f3fbee9a7c01c9b099f11c579c
Analyze and fix the following issue in the Linux kernel code: ath5k: Reset key cache on interface up, thus fixing resume
Problem Details: After a s2ram / resume cycle, resetting the key cache does not work unless it is deferred until after the hardware has been reinitialised by a call to ath5k_hw_reset(). This fixes a regression introduced by "ath5k: fix suspend-related oops on rmmod". Signed-off-by: Elias Oltmanns <eo@nebensachen.de> S...
```diff diff --git a/drivers/net/wireless/ath5k/base.c b/drivers/net/wireless/ath5k/base.c index 0f1d6bdd51a2..cfd4d052d666 100644 --- a/drivers/net/wireless/ath5k/base.c +++ b/drivers/net/wireless/ath5k/base.c @@ -661,8 +661,7 @@ ath5k_pci_resume(struct pci_dev *pdev) { struct ieee80211_hw *hw = pci_get_drvdata(pde...
d8b105f900d93bd103c002bf4c923f50f16c5441
Analyze and fix the following issue in the Linux kernel code: RFKILL: fix input layer initialisation
Problem Details: Initialise correctly last fields, so tasks can be actually executed. On some architectures the initial jiffies value is not zero, so later all rfkill incorrectly decides that rfkill_*.last is in future. Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com> Signed-off-by: John W. Linville <linville@tu...
```diff diff --git a/net/rfkill/rfkill-input.c b/net/rfkill/rfkill-input.c index 21124ec0a73d..bfdade72e066 100644 --- a/net/rfkill/rfkill-input.c +++ b/net/rfkill/rfkill-input.c @@ -256,6 +256,11 @@ static struct input_handler rfkill_handler = { static int __init rfkill_handler_init(void) { + unsigned long last_ru...
35961627d3e7a4093eb307d782541700e9addec6
Analyze and fix the following issue in the Linux kernel code: p54: fix misbehavings when firmware can't be found
Problem Details: This patch fixes a double-free error in p54pci ( http://bugzilla.kernel.org/show_bug.cgi?id=11782 ) Trying to free already-free IRQ 10 Pid: 108, comm: pccardd Not tainted 2.6.27-05577-g0cfd810-dirty #1 Call Trace:  [<c01265dc>] free_irq+0xad/0xb9  [<c01050dd>] dma_generic_alloc_coherent+0x0/0xd7  [<c0...
```diff diff --git a/drivers/net/wireless/p54/p54pci.c b/drivers/net/wireless/p54/p54pci.c index 1c2a02a741af..88b3cad8b65e 100644 --- a/drivers/net/wireless/p54/p54pci.c +++ b/drivers/net/wireless/p54/p54pci.c @@ -346,68 +346,6 @@ static void p54p_tx(struct ieee80211_hw *dev, struct p54_control_hdr *data, printk(KE...
65e082c9a33a6e9f24e9a713a7d38d11206d3c3d
Analyze and fix the following issue in the Linux kernel code: build fix: CONFIG_DRM_I915=y && CONFIG_ACPI=n
Problem Details: drivers/gpu/drm/i915/i915_opregion.c:340: error: implicit declaration of function ‘register_acpi_notifier’ drivers/gpu/drm/i915/i915_opregion.c:361: error: implicit declaration of function ‘unregister_acpi_notifier’ Signed-off-by: Len Brown <len.brown@intel.com> Signed-off-by: Eric Anholt <eric@anholt...
```diff diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index 5ba78e4fd2b5..d8fb5d8ee7ea 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -3,13 +3,14 @@ # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher. ccflags-y := -Iinclude/drm -i915-y...
6c87df37dcb9c6c33923707fa5191e0a65874d60
Analyze and fix the following issue in the Linux kernel code: proc: revert /proc/uptime to ->read_proc hook
Problem Details: Turned out some VMware userspace does pread(2) on /proc/uptime, but seqfiles currently don't allow pread() resulting in -ESPIPE. Seqfiles in theory can do pread(), but this can be a long story, so revert to ->read_proc until then. http://bugzilla.kernel.org/show_bug.cgi?id=11856 Signed-off-by: Alexe...
```diff diff --git a/fs/proc/uptime.c b/fs/proc/uptime.c index 0c10a0b3f146..df26aa88fa47 100644 --- a/fs/proc/uptime.c +++ b/fs/proc/uptime.c @@ -1,43 +1,45 @@ -#include <linux/fs.h> #include <linux/init.h> #include <linux/proc_fs.h> #include <linux/sched.h> -#include <linux/seq_file.h> #include <linux/time.h> #i...
07b5f6a6fd0ce47390f7fbec966cd5c70127e597
Analyze and fix the following issue in the Linux kernel code: via-velocity: use driver string instead of dev->name before register_netdev()
Problem Details: This patch corrects a message bug in the via-velocity driver which bothered me for some time. The messages printed during device init look like the following: [ 8.486422] eth%d: set value of parameter Wake On Lan options to 0 ^^! [ 8.487340] eth0: VIA Networking Velocity Famil...
```diff diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c index 2dced383bcfb..3590ea5a902d 100644 --- a/drivers/net/via-velocity.c +++ b/drivers/net/via-velocity.c @@ -521,7 +521,7 @@ static void __devexit velocity_remove1(struct pci_dev *pdev) * we don't duplicate code for each option. */ -sta...
404b12c10d2f4d77649a193af2ec69f77b852926
Analyze and fix the following issue in the Linux kernel code: drivers/net/wan/syncppp: Fix unused-var warnings
Problem Details: Fix !CONFIG_INET warnings. Spotted, and original patch authored by: Manish Katiyar <mkatiyar@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
```diff diff --git a/drivers/net/wan/syncppp.c b/drivers/net/wan/syncppp.c index 327d58589e12..6e92f7b44b1a 100644 --- a/drivers/net/wan/syncppp.c +++ b/drivers/net/wan/syncppp.c @@ -756,10 +756,11 @@ static void sppp_cisco_input (struct sppp *sp, struct sk_buff *skb) case CISCO_ADDR_REQ: /* Stolen from net/ipv4/d...
c778e11d686dd4bde9efe12d8135a9bcbfef17ef
Analyze and fix the following issue in the Linux kernel code: ibm_newemac: Fix typo in flow control config option
Problem Details: The recent build fix for ibm_newemac has a typo in the config option #ifdef used for disabling flow control. This corrects it to the proper Kconfig option name. Reported-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com> Signed-off-by: Jeff Garzik <jgarzik@redha...
```diff diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c index 2ee2622258f5..901212aa37cb 100644 --- a/drivers/net/ibm_newemac/core.c +++ b/drivers/net/ibm_newemac/core.c @@ -2605,7 +2605,7 @@ static int __devinit emac_init_config(struct emac_instance *dev) of_device_is_compatible(np,...
e1f03ae8029cb8046ef3031e66d74430730c2727
Analyze and fix the following issue in the Linux kernel code: qeth: fix offset error in non prealloc header path
Problem Details: For the non preallocated qeth header code path we should not change the header length. Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
```diff diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 7de410d5be4a..52d26592c72c 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -3025,7 +3025,7 @@ static inline void __qeth_fill_buffer(struct sk_buff *skb, struct qdio_buffer *buffer...
43a49cbdf31e812c0d8f553d433b09b421f5d52c
Analyze and fix the following issue in the Linux kernel code: libata: fix NCQ devices behind port multipliers
Problem Details: For devices behind sata port multipliers, we have to make sure that they share a tag map since all tags for that PMP must be unique. Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
```diff diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 4b95c4387e9e..bbb30d882f05 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -1107,6 +1107,15 @@ static int ata_scsi_dev_config(struct scsi_device *sdev, depth = min(sdev->host->can_queue, ata_id_queue_depth(de...
cae042a73bb22fc4132b04ff94bd684456203089
Analyze and fix the following issue in the Linux kernel code: oprofile: fix memory ordering
Problem Details: Regular bitops don't work as locks on all architectures. Also: can use non-atomic unlock as no concurrent stores to the word. Signed-off-by: Nick Piggin <npiggin@suse.de> Signed-off-by: Robert Richter <robert.richter@amd.com>
```diff diff --git a/drivers/oprofile/event_buffer.c b/drivers/oprofile/event_buffer.c index d962ba0dd87a..191a3202cecc 100644 --- a/drivers/oprofile/event_buffer.c +++ b/drivers/oprofile/event_buffer.c @@ -105,7 +105,7 @@ static int event_buffer_open(struct inode *inode, struct file *file) if (!capable(CAP_SYS_ADMIN...
ba8b453de08c18cbc2453bcabfd0936c1d6695cb
Analyze and fix the following issue in the Linux kernel code: Change UTF8 chars in Kconfig help text about Oprofile AMD barcelona
Problem Details: Fixes screwing up text output when doing a make oldconfig and viewing help text of "OProfile AMD IBS support". When the terminal is not using an UTF8 locale / LANG. "make config" breaks terminal output and its not possible to continue. (Change added by changeset 852402cc Tue Jul 22 21:09:06 2008) S...
```diff diff --git a/arch/Kconfig b/arch/Kconfig index e6ab550bceb3..8977d99987cb 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -21,7 +21,7 @@ config OPROFILE_IBS Instruction-Based Sampling (IBS) is a new profiling technique that provides rich, precise program performance information....
4078e359c4688541a0093fde0dff35dc7190c4f5
Analyze and fix the following issue in the Linux kernel code: sched: fix documentation reference for sched_min_granularity_ns
Problem Details: Impact: documentation fix sched-design-CFS.txt wrongly references sched_granularity_ns sysctl, as its name in fact is sched_min_granularity_ns. Signed-off-by: Jiri Kosina <jkosina@suse.cz> Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Ingo Molnar <mingo@elte.hu>
```diff diff --git a/Documentation/scheduler/sched-design-CFS.txt b/Documentation/scheduler/sched-design-CFS.txt index 9d8eb553884c..eb471c7a905e 100644 --- a/Documentation/scheduler/sched-design-CFS.txt +++ b/Documentation/scheduler/sched-design-CFS.txt @@ -92,7 +92,7 @@ other HZ detail. Thus the CFS scheduler has no...
304e629bf4a3150a0bf6556fc45c52c5c082340f
Analyze and fix the following issue in the Linux kernel code: x86: corruption check: run the corruption checks from a work queue
Problem Details: Impact: change the implementation of the debug feature the periodic corruption checks are better off run from a work queue; there's nothing time critical about them and this way the amount of interrupt-context work is reduced. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Ing...
```diff diff --git a/arch/x86/kernel/check.c b/arch/x86/kernel/check.c index 5056703e1b05..55eed1752b43 100644 --- a/arch/x86/kernel/check.c +++ b/arch/x86/kernel/check.c @@ -1,6 +1,7 @@ #include <linux/module.h> #include <linux/sched.h> - +#include <linux/kthread.h> +#include <linux/workqueue.h> #include <asm/e820....
04d2aac33eb54fd3084140f2db130530d71e97c6
Analyze and fix the following issue in the Linux kernel code: x86: corruption-check: fix some style issues
Problem Details: Impact: cleanup Before moving the code to it's own file, fix some style issues in the corruption check code. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
```diff diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 0fa6790c1dd3..4f38e0305b07 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -662,7 +662,7 @@ static void __init setup_bios_corruption_check(void) corruption_check_size = round_up(corruption_check_size, PAGE_SIZE); - ...
a9c2aa17a8b8b7a813d31e66da5d31cfdd006f4b
Analyze and fix the following issue in the Linux kernel code: MIPS: Markeins: Remove runtime debug prints
Problem Details: Remove runtime db_* macros as we don't need them any more. In general, such helpers are useful for initial porting, but once approved, they are not indispensable. Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi@necel.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
```diff diff --git a/arch/mips/emma/markeins/irq.c b/arch/mips/emma/markeins/irq.c index ada33d8f6edf..03a663a372f5 100644 --- a/arch/mips/emma/markeins/irq.c +++ b/arch/mips/emma/markeins/irq.c @@ -32,7 +32,6 @@ #include <asm/irq_cpu.h> #include <asm/system.h> #include <asm/mipsregs.h> -#include <asm/debug.h> #inc...
542c1020ac1cbc2f50934086ad893384a2cbd233
Analyze and fix the following issue in the Linux kernel code: MIPS: Add CONFIG_CPU_R5500 for NEC VR5500 series processors
Problem Details: We already have sufficient infrastructure to support VR5500 and VR5500A series processors. Here's a Makefile support to make it selectable by ports, and enable it for NEC EMMA2RH Markeins board. This patch also fixes a confused target help, and adds 1Gb PageMask bits supported by VR5500 and its varia...
```diff diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 3a83f2a1b240..16fc6155285a 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -249,10 +249,9 @@ config MARKEINS select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_BIG_ENDIAN select SYS_SUPPORTS_LITTLE_ENDIAN - select SYS_HAS_CPU_R5000 + sel...
537fa37c8606793b9998c35de0abfcb7d549a3f2
Analyze and fix the following issue in the Linux kernel code: MIPS: TXx9: CONFIG_TOSHIBA_RBTX4939 spelling
Problem Details: Fix a typo in the comment for the TOSHIBA_RBTX4939 config option Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com> Acked-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
```diff diff --git a/arch/mips/txx9/Kconfig b/arch/mips/txx9/Kconfig index 5a176ea0bd29..226e8bb2f0a1 100644 --- a/arch/mips/txx9/Kconfig +++ b/arch/mips/txx9/Kconfig @@ -46,7 +46,7 @@ config TOSHIBA_RBTX4938 support this machine type config TOSHIBA_RBTX4939 - bool "Toshiba RBTX4939 bobard" + bool "Toshiba RBTX4...
f6a3176a18b724154e7beede0e10da56e47abe2b
Analyze and fix the following issue in the Linux kernel code: MIPS: Fix KGDB build error
Problem Details: In file included from include/linux/ptrace.h:49, from arch/mips/kernel/kgdb.c:25: /home/yuasa/src/linux/test/mips/linux/arch/mips/include/asm/ptrace.h:123: error: expected declaration specifiers or '...' before '__s64' /home/yuasa/src/linux/test/mips/linux/arch/mips/include/asm/ptrace....
```diff diff --git a/arch/mips/include/asm/ptrace.h b/arch/mips/include/asm/ptrace.h index 48d02801ab54..813abd16255d 100644 --- a/arch/mips/include/asm/ptrace.h +++ b/arch/mips/include/asm/ptrace.h @@ -116,6 +116,7 @@ struct pt_watch_regs { #include <linux/compiler.h> #include <linux/linkage.h> +#include <linux/ty...
4c2bdcdc62e7a07bd0786fd2048e4ac97ae74e6e
Analyze and fix the following issue in the Linux kernel code: INPUT: sgi_btns: Add license specification
Problem Details: The SGI Volume Button interface driver uses GPL-only symbols platform_driver_unregister and platform_driver_register, but lacks license specification. Thus, when compiled as a module, this driver cannot be installed. This patch fixes this by adding the MODULE_LICENSE() specification. Signed-off-by: Dm...
```diff diff --git a/drivers/input/misc/sgi_btns.c b/drivers/input/misc/sgi_btns.c index ce238f59b3c8..be3a15f5b25d 100644 --- a/drivers/input/misc/sgi_btns.c +++ b/drivers/input/misc/sgi_btns.c @@ -174,5 +174,6 @@ static void __exit sgi_buttons_exit(void) platform_driver_unregister(&sgi_buttons_driver); } +MODULE...
14823ccbf8c3209a84a544e846feaf886cb59be9
Analyze and fix the following issue in the Linux kernel code: MIPS: IP22: Small cleanups
Problem Details: The following functions disable_local1_irq() disable_local2_irq() disable_local3_irq() are needlessly defined global, so make them static. While at it, fix a whitespace error in the same file. Signed-off-by: Dmitri Vorobiev <dmitri.vorobiev@movial.fi> Signed-off-by: Ralf Baechle <ralf@linux-mips.org...
```diff diff --git a/arch/mips/sgi-ip22/ip22-int.c b/arch/mips/sgi-ip22/ip22-int.c index f6d9bf4b26e7..d0614811e400 100644 --- a/arch/mips/sgi-ip22/ip22-int.c +++ b/arch/mips/sgi-ip22/ip22-int.c @@ -68,7 +68,7 @@ static void enable_local1_irq(unsigned int irq) sgint->imask1 |= (1 << (irq - SGINT_LOCAL1)); } -void...
052ac71c4b85e5ce7e70d4f9b3555caa647d884a
Analyze and fix the following issue in the Linux kernel code: MIPS: RB532: Fix build error
Problem Details: mips/pci/fixup-rc32434.c must #include <asm/mach-rc32434/irq.h> This patch fixes the following compile error caused by commit 606a083b1e1a357cb66454e4581b80f1a67d8368 (MIPS: RB532: Cleanup the headers again): <-- snip --> ... CC arch/mips/pci/fixup-rc32434.o arch/mips/pci/fixup-rc32434.c: I...
```diff diff --git a/arch/mips/pci/fixup-rc32434.c b/arch/mips/pci/fixup-rc32434.c index 75b90dcb7a09..3d86823d03a0 100644 --- a/arch/mips/pci/fixup-rc32434.c +++ b/arch/mips/pci/fixup-rc32434.c @@ -30,6 +30,7 @@ #include <linux/init.h> #include <asm/mach-rc32434/rc32434.h> +#include <asm/mach-rc32434/irq.h> sta...
c944013518cc3ba407057e9ee910d0258c0a47dd
Analyze and fix the following issue in the Linux kernel code: MIPS: Fix KGDB build error
Problem Details: <asm/ptrace.h> is exported to userland so can't include <linux/ptrace.h>, so replace the C99 types with their basic C type equivalents. Bug originally reported and initial patch by Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>. Signed-off-by: David Daney <ddaney@caviumnetworks.com> Signed-off-by: Ralf B...
```diff diff --git a/arch/mips/include/asm/ptrace.h b/arch/mips/include/asm/ptrace.h index 9c22571b160d..48d02801ab54 100644 --- a/arch/mips/include/asm/ptrace.h +++ b/arch/mips/include/asm/ptrace.h @@ -80,25 +80,25 @@ enum pt_watch_style { pt_watch_style_mips64 }; struct mips32_watch_regs { - uint32_t watchlo[8]; ...
b517531ce53794f2a2eae1fff1d1216b9db4da9f
Analyze and fix the following issue in the Linux kernel code: MIPS: Fix debugfs_create_*'s error checking method for mips/kernel/
Problem Details: debugfs_create_*() returns NULL on error. Make its callers return -ENODEV on error. Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com> Acked-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
```diff diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index 16f8edfe5cdc..4430a1f8fdf1 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -601,8 +601,8 @@ static int __init debugfs_mips(void) struct dentry *d; d = debugfs_create_dir("mips", NULL); - if (IS_ERR(d)) - return...
ecab1f4479abb88d739bc1aac5545e8399fbad66
Analyze and fix the following issue in the Linux kernel code: MIPS: Fix debugfs_create_*'s error checking method for arch/mips/math-emu/
Problem Details: debugfs_create_*() returns NULL on error. Make its caller debugfs_fpuemu return -ENODEV on error. Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
```diff diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c index b08fc65c13a6..7ec0b217dfd3 100644 --- a/arch/mips/math-emu/cp1emu.c +++ b/arch/mips/math-emu/cp1emu.c @@ -1299,12 +1299,12 @@ static int __init debugfs_fpuemu(void) if (!mips_debugfs_dir) return -ENODEV; dir = debugfs_create_dir...
e044c39ae258678d6ebb09fccb2a0fdf7ec51847
Analyze and fix the following issue in the Linux kernel code: ALSA: hda - Restore default pin configs for realtek codecs
Problem Details: Some machines have broken BIOS resume that doesn't restore the default pin configuration properly, which results in a wrong detection of HP pin. This causes a silent speaker output due to missing HP detection. Related bug: Novell bug#406101 https://bugzilla.novell.com/show_bug.cgi?id=406101 This pat...
```diff diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index ef4955c73c88..4eceab9bd109 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -307,6 +307,13 @@ struct alc_spec { /* for PLL fix */ hda_nid_t pll_nid; unsigned int pll_coef_idx, pll_coef_bit; + ...
ea31e72d753e5817a97de552f152d0cb55c7defc
Analyze and fix the following issue in the Linux kernel code: tracing/ftrace: make boot tracer select the sched_switch tracer
Problem Details: Impact: build fix If the boot tracer is selected but not the sched_switch, there will be a build failure: kernel/built-in.o: In function `boot_trace_init': trace_boot.c:(.text+0x5ee38): undefined reference to `sched_switch_trace' kernel/built-in.o: In function `disable_boot_trace': (.text+0x5eee1...
```diff diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index bc535cb91de9..e0cea282e0c5 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -123,6 +123,7 @@ config BOOT_TRACER bool "Trace boot initcalls" depends on DEBUG_KERNEL select TRACING + select CONTEXT_SWITCH_TRACER help This tr...
f66af459a931f25807e1df7915b2b66bb5978d82
Analyze and fix the following issue in the Linux kernel code: tracepoint: check if the probe has been registered
Problem Details: Impact: fix kernel crash that can trigger during tracing If we try to remove a probe that has not been already registered, the tracepoint_entry_remove_probe() function will dereference a NULL pointer. Check the probe before removing it to avoid crashes. Signed-off-by: Frederic Weisbecker <fweisbec@g...
```diff diff --git a/kernel/tracepoint.c b/kernel/tracepoint.c index f2b7c28a4708..af8c85664882 100644 --- a/kernel/tracepoint.c +++ b/kernel/tracepoint.c @@ -131,6 +131,9 @@ tracepoint_entry_remove_probe(struct tracepoint_entry *entry, void *probe) old = entry->funcs; + if (!old) + return NULL; + debug_print_...
b9b54aa2a60dcd9c06b76f6610e1b466bc93e3cd
Analyze and fix the following issue in the Linux kernel code: leds: da903x: fix the building failure of incomplete type of 'work'
Problem Details: The leds-da903x LED driver was missing the proper #include of linux/workqueue.h, but happened to compile on ARM due to implied includes through other header files. We do need the explict include on other architectures (reported at least for x86-64). Reported-tested-and-acked-by: Jean Delvare <khali@l...
```diff diff --git a/drivers/leds/leds-da903x.c b/drivers/leds/leds-da903x.c index f1fddb18d70d..2768c69257f6 100644 --- a/drivers/leds/leds-da903x.c +++ b/drivers/leds/leds-da903x.c @@ -17,6 +17,7 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/leds.h> +#include <linux/workqueue.h> #i...
3d5afd324a4bf9f64f59599bf1e93cd7dd1dc97a
Analyze and fix the following issue in the Linux kernel code: HID: fix oops during suspend of unbound HID devices
Problem Details: Usbhid structure is allocated on start invoked only from probe of some driver. When there is no driver, the structure is null and causes null-dereference oopses. Fix it by allocating the structure on probe and disconnect of the device itself. Also make sure we won't race between start and resume or st...
```diff diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c index 42bdd83444c1..3b1c489998c3 100644 --- a/drivers/hid/usbhid/hid-core.c +++ b/drivers/hid/usbhid/hid-core.c @@ -20,6 +20,7 @@ #include <linux/kernel.h> #include <linux/list.h> #include <linux/mm.h> +#include <linux/mutex.h> #incl...
ef020ab0109aa5cd6eac2e93519b7641c9862828
Analyze and fix the following issue in the Linux kernel code: x86/uv: memory allocation at initialization
Problem Details: Impact: on SGI UV platforms, fix boot crash UV initialization is currently called too late to call alloc_bootmem_pages(). The current sequence is: start_kernel() mem_init() free_all_bootmem() <--- discard of bootmem rest_init() kernel_init() smp_prepare_cpus() ...
```diff diff --git a/arch/x86/kernel/genx2apic_uv_x.c b/arch/x86/kernel/genx2apic_uv_x.c index 680a06557c5e..2c7dbdb98278 100644 --- a/arch/x86/kernel/genx2apic_uv_x.c +++ b/arch/x86/kernel/genx2apic_uv_x.c @@ -15,7 +15,6 @@ #include <linux/ctype.h> #include <linux/init.h> #include <linux/sched.h> -#include <linux/b...
9f32d21c981bb638d0991ce5675a20337312066b
Analyze and fix the following issue in the Linux kernel code: xen: fix Xen domU boot with batched mprotect
Problem Details: Impact: fix guest kernel boot crash on certain configs Recent i686 2.6.27 kernels with a certain amount of memory (between 736 and 855MB) have a problem booting under a hypervisor that supports batched mprotect (this includes the RHEL-5 Xen hypervisor as well as any 3.3 or later Xen hypervisor). The ...
```diff diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index d4d52f5a1cf7..aba77b2b7d18 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -246,11 +246,21 @@ xmaddr_t arbitrary_virt_to_machine(void *vaddr) { unsigned long address = (unsigned long)vaddr; unsigned int level; - pte_t *pte = lookup_addr...
4de62748e69c31fc4fd5bc43b73e9cf60a17ec53
Analyze and fix the following issue in the Linux kernel code: markers: let marker_table be close to its comments
Problem Details: marker_table is defined far from its comments, this fix make cleanup for it. Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> Acked-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> Signed-off-by: Ingo Molnar <mingo@elte.hu>
```diff diff --git a/kernel/marker.c b/kernel/marker.c index 23192646555f..0f2a944329d3 100644 --- a/kernel/marker.c +++ b/kernel/marker.c @@ -43,6 +43,7 @@ static DEFINE_MUTEX(markers_mutex); */ #define MARKER_HASH_BITS 6 #define MARKER_TABLE_SIZE (1 << MARKER_HASH_BITS) +static struct hlist_head marker_table[MARK...
5209f08dc8e5f520ca81b87fa9a7142f58a109f4
Analyze and fix the following issue in the Linux kernel code: asm-generic: define DIE_OOPS in asm-generic
Problem Details: Impact: build fix DIE_OOPS is now used in the generic trace handling code so it needs to be defined for all architectures. Define it in asm-generic so that it's available to all by default and doesn't cause build errors for architectures that rely on the generic implementation. Signed-off-by: Jonas ...
```diff diff --git a/include/asm-generic/kdebug.h b/include/asm-generic/kdebug.h index 2b799c90b2d4..11e57b6a85fc 100644 --- a/include/asm-generic/kdebug.h +++ b/include/asm-generic/kdebug.h @@ -3,6 +3,7 @@ enum die_val { DIE_UNUSED, + DIE_OOPS=1 }; #endif /* _ASM_GENERIC_KDEBUG_H */ ```
e2862c9470beb842d3f1c1965b03a2112114c160
Analyze and fix the following issue in the Linux kernel code: trace: fix printk warning for u64
Problem Details: A powerpc ppc64_defconfig build produces these warnings: kernel/trace/ring_buffer.c: In function 'rb_add_time_stamp': kernel/trace/ring_buffer.c:969: warning: format '%llu' expects type 'long long unsigned int', but argument 2 has type 'u64' kernel/trace/ring_buffer.c:969: warning: format '%llu' expec...
```diff diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 091aeefe321e..cedf4e268285 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -966,7 +966,9 @@ rb_add_time_stamp(struct ring_buffer_per_cpu *cpu_buffer, if (unlikely(*delta > (1ULL << 59) && !once++)) { prin...
6776cf4476833df0f1e96bd9dba18c1ea4f582d5
Analyze and fix the following issue in the Linux kernel code: Blackfin arch: fix bug - Fail to boot jffs2 kernel for BF561 with SMP patch
Problem Details: only if the cplb block overlapped with kernel area, this cplb need be locked Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
```diff diff --git a/arch/blackfin/kernel/cplb-nompu/cplbinit.c b/arch/blackfin/kernel/cplb-nompu/cplbinit.c index 512f8c92ead5..2debc900e246 100644 --- a/arch/blackfin/kernel/cplb-nompu/cplbinit.c +++ b/arch/blackfin/kernel/cplb-nompu/cplbinit.c @@ -188,10 +188,11 @@ static struct cplb_desc cplb_data[] = { static u...
8b5f12d04b2e93842f3dda01f029842047bf3f81
Analyze and fix the following issue in the Linux kernel code: syncookies: fix inclusion of tcp options in syn-ack
Problem Details: David Miller noticed that commit 33ad798c924b4a1afad3593f2796d465040aadd5 '(tcp: options clean up') did not move the req->cookie_ts check. This essentially disabled commit 4dfc2817025965a2fc78a18c50f540736a6b5c24 '[Syncookies]: Add support for TCP options via timestamps.'. This restores the original l...
```diff diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index e4c5ac9fe89b..ba85d8831893 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -2279,6 +2279,11 @@ struct sk_buff *tcp_make_synack(struct sock *sk, struct dst_entry *dst, } memset(&opts, 0, sizeof(opts)); +#ifdef CONFIG_SYN_COO...
c3a90c788b743303c4d824780a3a7271693fb64a
Analyze and fix the following issue in the Linux kernel code: Phonet: do not reply to indication reset packets
Problem Details: This fixes a potential error packet loop. Signed-off-by: Remi Denis-Courmont <remi.denis-courmont@nokia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/include/linux/phonet.h b/include/linux/phonet.h index c9609f9aedac..4157faa857b6 100644 --- a/include/linux/phonet.h +++ b/include/linux/phonet.h @@ -72,6 +72,7 @@ struct phonetmsg { } pn_msg_u; }; #define PN_COMMON_MESSAGE 0xF0 +#define PN_COMMGR 0x10 #define PN_PREFIX 0xE0 /* resource for ...
e214a8cc7a81f20ed7cb4f6373cf15048556bbac
Analyze and fix the following issue in the Linux kernel code: Phonet: include generic link-layer header size in MAX_PHONET_HEADER
Problem Details: This fixes an OOPS in hard_header if a Phonet address is assigned to a non-Phonet network interface. Signed-off-by: Remi Denis-Courmont <remi.denis-courmont@nokia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/include/net/phonet/phonet.h b/include/net/phonet/phonet.h index d4e72508e145..c6a245184460 100644 --- a/include/net/phonet/phonet.h +++ b/include/net/phonet/phonet.h @@ -27,7 +27,7 @@ * The lower layers may not require more space, ever. Make sure it's * enough. */ -#define MAX_PHONET_HEADER 8...
2a88b6e81589b1d064e03db066feaaa58f6a2d13
Analyze and fix the following issue in the Linux kernel code: sh: oprofile: Fix up the SH7750 performance counter name.
Problem Details: Rather than varying this on a subtype level, we use the counter type as a generic identifier. This simplifies logic in the userspace tools where no fundamental difference exists across the various subtypes. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
```diff diff --git a/arch/sh/oprofile/op_model_sh7750.c b/arch/sh/oprofile/op_model_sh7750.c index 6b9a98e07004..008b3b03750a 100644 --- a/arch/sh/oprofile/op_model_sh7750.c +++ b/arch/sh/oprofile/op_model_sh7750.c @@ -255,10 +255,9 @@ int __init oprofile_arch_init(struct oprofile_operations *ops) return -ENODEV; ...
a1a739c56ad031b8bf8b3804f568ac88899f8dd7
Analyze and fix the following issue in the Linux kernel code: docbooks: fix fatal filename errors
Problem Details: Fix docbook fatal errors (file location changed): docproc: lin2628-rc1/include/asm-x86/io_32.h: No such file or directory make[1]: *** [Documentation/DocBook/deviceiobook.xml] Error 1 docproc: lin2628-rc1/include/asm-x86/atomic_32.h: No such file or directory make[1]: *** [Documentation/DocBook/kerne...
```diff diff --git a/Documentation/DocBook/deviceiobook.tmpl b/Documentation/DocBook/deviceiobook.tmpl index 9ee6f3cbb414..60d6e0b81bd9 100644 --- a/Documentation/DocBook/deviceiobook.tmpl +++ b/Documentation/DocBook/deviceiobook.tmpl @@ -316,7 +316,7 @@ CPU B: spin_unlock_irqrestore(&amp;dev_lock, flags) <chapte...
0173a3265b228da319ceb9c1ec6a5682fd1b2d92
Analyze and fix the following issue in the Linux kernel code: Linux 2.6.28-rc2
Problem Details: .. fix all the worst problems in -rc1
```diff diff --git a/Makefile b/Makefile index 8e540515cb97..e9c5d47f31cd 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 28 -EXTRAVERSION = -rc1 +EXTRAVERSION = -rc2 NAME = Killer Bat of Doom # *DOCUMENTATION* ```
9ce209d64d820a6d5ed6b952e2c0f917faad6031
Analyze and fix the following issue in the Linux kernel code: epoll: avoid double-inserts in case of EFAULT
Problem Details: In commit f337b9c58332bdecde965b436e47ea4c94d30da0 ("epoll: drop unnecessary test") Thomas found that there is an unnecessary (always true) test in ep_send_events(). The callback never inserts into ->rdllink while the send loop is performed, and also does the ~EP_PRIVATE_BITS test. Given we're holdin...
```diff diff --git a/fs/eventpoll.c b/fs/eventpoll.c index 99368bda0261..aec5c13f6341 100644 --- a/fs/eventpoll.c +++ b/fs/eventpoll.c @@ -930,8 +930,15 @@ errxit: * inside the main ready-list here. */ for (nepi = ep->ovflist; (epi = nepi) != NULL; - nepi = epi->next, epi->next = EP_UNACTIVE_PTR) - list_a...
4d36a9e65d4966b433b2f3424d9457468bc80e00
Analyze and fix the following issue in the Linux kernel code: select: deal with math overflow from borderline valid userland data
Problem Details: Some userland apps seem to pass in a "0" for the seconds, and several seconds worth of usecs to select(). The old kernels accepted this just fine, so the new kernels must too. However, due to the upscaling of the microseconds to nanoseconds we had some cases where we got math overflow, and depending ...
```diff diff --git a/fs/compat.c b/fs/compat.c index fe3c9bf87608..e5f49f538502 100644 --- a/fs/compat.c +++ b/fs/compat.c @@ -1684,8 +1684,9 @@ asmlinkage long compat_sys_select(int n, compat_ulong_t __user *inp, return -EFAULT; to = &end_time; - if (poll_select_set_timeout(to, tv.tv_sec, - tv.tv_use...
44a504c405ae5c3a80e71acf71d6b1cb0db70715
Analyze and fix the following issue in the Linux kernel code: wireless: fix regression caused by regulatory config option
Problem Details: The default for the regulatory compatibility option is wrong; if you picked the default you ended up with a non-functional wifi system (at least I did on Fedora 9 with iwl4965). I don't think even the October 2008 releases of the various distros has the new userland so clearly the default is wrong, and...
```diff diff --git a/net/wireless/Kconfig b/net/wireless/Kconfig index 7d82be07fa1d..646c7121dbc0 100644 --- a/net/wireless/Kconfig +++ b/net/wireless/Kconfig @@ -16,7 +16,7 @@ config NL80211 config WIRELESS_OLD_REGULATORY bool "Old wireless static regulatory definitions" - default n + default y ---help--- T...
ce97e13e52848c6388598696b7d44748598db759
Analyze and fix the following issue in the Linux kernel code: fix allmodconfig breakage
Problem Details: If you use KCONFIG_ALLCONFIG (even with empty file) you get broken allmodconfig/allyesconfig; CONFIG_MODULES gets turned off, with obvious massive fallout. Breakage had been introduced when conf_set_all_new_symbols() got used for allmodconfig et.al. What happens is that sym_calc_value(modules_sym) do...
```diff diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c index b91cf241a539..830d9eae11f9 100644 --- a/scripts/kconfig/confdata.c +++ b/scripts/kconfig/confdata.c @@ -852,8 +852,7 @@ void conf_set_all_new_symbols(enum conf_def_mode mode) } - if (modules_sym) - sym_calc_value(modules_sym); + s...
4777e4e6b8540ee4226876a737833d03bbc55394
Analyze and fix the following issue in the Linux kernel code: hwmon: (abituguru3) Cosmetic whitespace fixes
Problem Details: As the probable result of zealous copy/pasting, many supported boards contain sensor names with trailing whitespace. Though this is not a huge problem, it is inconsistent with other sensor names, and with other similar hwmon drivers. Additionally, the DMI nag message added in 2.6.27 was missing a spac...
```diff diff --git a/drivers/hwmon/abituguru3.c b/drivers/hwmon/abituguru3.c index d9e7a49d6cbf..c28cd6ca3726 100644 --- a/drivers/hwmon/abituguru3.c +++ b/drivers/hwmon/abituguru3.c @@ -178,7 +178,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = { { "+3.3V", 10, 0, 20, 1, 0 }, { ...
be821b78af9de886571e3565515a59f966d66f42
Analyze and fix the following issue in the Linux kernel code: hwmon: (adt7473) Fix voltage conversion routines
Problem Details: Fix voltage conversion routines. Based on an earlier patch from Paulius Zaleckas. According to the datasheet voltage is scaled with resistors and value 192 is nominal voltage. 0 is 0V. Signed-off-by: Jean Delvare <khali@linux-fr.org> Cc: Paulius Zaleckas <paulius.zaleckas@teltonika.lt> Cc: Darrick J....
```diff diff --git a/drivers/hwmon/adt7473.c b/drivers/hwmon/adt7473.c index 3a0b63136479..b9a8ea30c99c 100644 --- a/drivers/hwmon/adt7473.c +++ b/drivers/hwmon/adt7473.c @@ -319,35 +319,24 @@ out: } /* - * On this chip, voltages are given as a count of steps between a minimum - * and maximum voltage, not a direct ...
ec38fa2b35f13e7fa1d676a5bc997d0df1b02574
Analyze and fix the following issue in the Linux kernel code: hwmon: (lm90) Fix handling of hysteresis value
Problem Details: There are several problems in the way the hysteresis value is handled by the lm90 driver: * In show_temphyst(), specific handling of the MAX6646 is missing, so the hysteresis is reported incorrectly if the critical temperature is over 127 degrees C. * In set_temphyst(), the new hysteresis register...
```diff diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c index 3edeebc0b835..6242e72a82c1 100644 --- a/drivers/hwmon/lm90.c +++ b/drivers/hwmon/lm90.c @@ -461,6 +461,8 @@ static ssize_t show_temphyst(struct device *dev, struct device_attribute *devatt if (data->kind == adt7461) temp = temp_from_u8_adt746...
dd56b638951936cda945ba5641cc44927a5f1c6d
Analyze and fix the following issue in the Linux kernel code: hwmon: (w83781d) Fix linking when built-in
Problem Details: When w83781d is built-in, the final links fails with the following vague error message: `.exit.text' referenced in section `.init.text' of drivers/built-in.o: defined in discarded section `.exit.text' of drivers/built-in.o w83781d_isa_unregister() cannot be marked __exit, as it's also called from sen...
```diff diff --git a/drivers/hwmon/w83781d.c b/drivers/hwmon/w83781d.c index d4d1b859d4f1..fc12bd412e3a 100644 --- a/drivers/hwmon/w83781d.c +++ b/drivers/hwmon/w83781d.c @@ -1968,7 +1968,7 @@ exit: return res; } -static void __exit +static void w83781d_isa_unregister(void) { if (pdev) { @@ -2017,7 +2017,7 @@ ...
cd1f70fdb4823c97328a1f151f328eb36fafd579
Analyze and fix the following issue in the Linux kernel code: firewire: fw-sbp2: fix races
Problem Details: 1: There is a small race between queue_delayed_work() and its corresponding kref_get(). Do the kref_get first, and _put it again if the queue_delayed_work() failed, so there is no chance of the kref going to zero while the work is scheduled. 2: An SBP2_LOGOUT_REQUEST could be sent out with a ...
```diff diff --git a/drivers/firewire/fw-sbp2.c b/drivers/firewire/fw-sbp2.c index 17bf0e1468e6..d334cac5e1fc 100644 --- a/drivers/firewire/fw-sbp2.c +++ b/drivers/firewire/fw-sbp2.c @@ -173,6 +173,9 @@ struct sbp2_target { int blocked; /* ditto */ }; +/* Impossible login_id, to detect logout attempt before succes...
0dcfeb7e3c8695c5aa3677dda8efb9bef2e7e64d
Analyze and fix the following issue in the Linux kernel code: firewire: fw-sbp2: delay first login to avoid retries
Problem Details: This optimizes firewire-sbp2's device probe for the case that the local node and the SBP-2 node were discovered at the same time. In this case, fw-core's bus management work and fw-sbp2's login and SCSI probe work are scheduled in parallel (in the globally shared workqueue and in fw-sbp2's workqueue, ...
```diff diff --git a/drivers/firewire/fw-sbp2.c b/drivers/firewire/fw-sbp2.c index ef0b9b419c27..17bf0e1468e6 100644 --- a/drivers/firewire/fw-sbp2.c +++ b/drivers/firewire/fw-sbp2.c @@ -1147,7 +1147,7 @@ static int sbp2_probe(struct device *dev) /* Do the login in a workqueue so we can easily reschedule retries. *...
7007a0765e33bf89182e069e35ec6009fa54f610
Analyze and fix the following issue in the Linux kernel code: firewire: fw-ohci: initialization failure path fixes
Problem Details: Fix leaks when pci_probe fails. Simplify error log strings. Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
```diff diff --git a/drivers/firewire/fw-ohci.c b/drivers/firewire/fw-ohci.c index 5a5685f8f5f7..8e16bfbdcb3d 100644 --- a/drivers/firewire/fw-ohci.c +++ b/drivers/firewire/fw-ohci.c @@ -2365,8 +2365,8 @@ pci_probe(struct pci_dev *dev, const struct pci_device_id *ent) ohci = kzalloc(sizeof(*ohci), GFP_KERNEL); if...
a55709ba9d27053471f9fca8ee76b41ecefc14cd
Analyze and fix the following issue in the Linux kernel code: firewire: fw-ohci: don't leak dma memory on module removal
Problem Details: The transmit and receive context dma memory was not being freed on module removal. Neither was the config rom memory. Fix that. The ab->next assignment is pure paranoia. Signed-off-by: Jay Fenlason <fenlason@redhat.com> Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
```diff diff --git a/drivers/firewire/fw-ohci.c b/drivers/firewire/fw-ohci.c index 251416f2148f..5a5685f8f5f7 100644 --- a/drivers/firewire/fw-ohci.c +++ b/drivers/firewire/fw-ohci.c @@ -476,6 +476,7 @@ static int ar_context_add_page(struct ar_context *ctx) if (ab == NULL) return -ENOMEM; + ab->next = NULL; me...
77e557191701afa55ae7320d42ad6458a2ad292e
Analyze and fix the following issue in the Linux kernel code: firewire: fix struct fw_node memory leak
Problem Details: With the bus_resets patch applied, it is easy to see this memory leak by repeatedly resetting the firewire bus while running slabtop in another window. Just watch kmalloc-32 grow and grow... Signed-off-by: Jay Fenlason <fenlason@redhat.com> Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
```diff diff --git a/drivers/firewire/fw-topology.c b/drivers/firewire/fw-topology.c index c1b81077c4a8..5e204713002d 100644 --- a/drivers/firewire/fw-topology.c +++ b/drivers/firewire/fw-topology.c @@ -413,7 +413,7 @@ static void update_tree(struct fw_card *card, struct fw_node *root) { struct list_head list0, lis...
4f9740d4f5a17fa6a1b097fa3ccdfb7246660307
Analyze and fix the following issue in the Linux kernel code: firewire: Survive more than 256 bus resets
Problem Details: The "color" is used during the topology building after a bus reset, hovever in "struct fw_node"s it is stored in a u8, but in struct fw_card it is stored in an int. When the value wraps in one struct, but not the other, disaster strikes. Signed-off-by: Jay Fenlason <fenlason@redhat.com> Fixes http:/...
```diff diff --git a/drivers/firewire/fw-transaction.h b/drivers/firewire/fw-transaction.h index 027f58ce81ad..aed7dbb17cda 100644 --- a/drivers/firewire/fw-transaction.h +++ b/drivers/firewire/fw-transaction.h @@ -248,7 +248,7 @@ struct fw_card { struct fw_node *local_node; struct fw_node *root_node; struct fw_n...
3c37fc86d20fe35be656f070997d62f75c2e4874
Analyze and fix the following issue in the Linux kernel code: ext4: Fix duplicate entries returned from getdents() system call
Problem Details: Fix a regression caused by commit d0156417, "ext4: fix ext4_dx_readdir hash collision handling", where deleting files in a large directory (requiring more than one getdents system call), results in some filenames being returned twice. This was caused by a failure to update info->curr_hash and info->cu...
```diff diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c index 3ca6a2b7632d..fed5b610df5a 100644 --- a/fs/ext4/dir.c +++ b/fs/ext4/dir.c @@ -459,17 +459,8 @@ static int ext4_dx_readdir(struct file *filp, if (info->extra_fname) { if (call_filldir(filp, dirent, filldir, info->extra_fname)) goto finished; - info->ex...
8c9fa93d51123c5540762b1a9e1919d6f9c4af7c
Analyze and fix the following issue in the Linux kernel code: ext3: Fix duplicate entries returned from getdents() system call
Problem Details: Fix a regression caused by commit 6a897cf4, "ext3: fix ext3_dx_readdir hash collision handling", where deleting files in a large directory (requiring more than one getdents system call), results in some filenames being returned twice. This was caused by a failure to update info->curr_hash and info->cu...
```diff diff --git a/fs/ext3/dir.c b/fs/ext3/dir.c index 4c82531ea0a8..5853f4440af4 100644 --- a/fs/ext3/dir.c +++ b/fs/ext3/dir.c @@ -456,17 +456,8 @@ static int ext3_dx_readdir(struct file * filp, if (info->extra_fname) { if (call_filldir(filp, dirent, filldir, info->extra_fname)) goto finished; - info->e...
438f8de46bc261b35d84771ae9992cfff3ff4dd8
Analyze and fix the following issue in the Linux kernel code: leds-hp-disk: fix build warning
Problem Details: drivers/leds/leds-hp-disk.c:59: warning: passing argument 4 of ‘acpi_evaluate_integer’ from incompatible pointer type Signed-off-by: Len Brown <len.brown@intel.com>
```diff diff --git a/drivers/leds/leds-hp-disk.c b/drivers/leds/leds-hp-disk.c index 53a25b1c2dae..74645ab15660 100644 --- a/drivers/leds/leds-hp-disk.c +++ b/drivers/leds/leds-hp-disk.c @@ -49,7 +49,7 @@ static struct acpi_hpled adev; static acpi_status hpled_acpi_write(acpi_handle handle, int reg) { - unsigned lo...
f8123381bae8d581d81f24b55719db3d9a6a262c
Analyze and fix the following issue in the Linux kernel code: ACPI: Oops in ACPI with git latest
Problem Details: ACPI Warning (nseval-0168): Insufficient arguments - method [_OSC] needs 5, found 4 [20080926] ACPI Warning (nspredef-0252): \_SB_.PCI0._OSC: Parameter count mismatch - ASL declared 5, expected 4 [20080926] ACPI Error (nspredef-0163): \_SB_.PCI0._OSC: Missing expected return value [20080926] BUG: unabl...
```diff diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c index dfe7c8e1b185..b3a63edb6901 100644 --- a/drivers/pci/pci-acpi.c +++ b/drivers/pci/pci-acpi.c @@ -83,6 +83,9 @@ static acpi_status acpi_run_osc(acpi_handle handle, if (ACPI_FAILURE(status)) return status; + if (!output.length) + return AE_...
92daa7b53b76984565dfdfda5d9c679884121fb2
Analyze and fix the following issue in the Linux kernel code: ACPI suspend: build fix for ACPI_SLEEP=n && XEN_SAVE_RESTORE=y.
Problem Details: Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: Len Brown <len.brown@intel.com>
```diff diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/sleep/main.c index 26571bafb158..80c0868d0480 100644 --- a/drivers/acpi/sleep/main.c +++ b/drivers/acpi/sleep/main.c @@ -163,6 +163,8 @@ static void acpi_pm_end(void) acpi_target_sleep_state = ACPI_STATE_S0; acpi_sleep_tts_switch(acpi_target_sleep_state)...
16be87ea170ae6cfaa9f47f79d14f7577d8cb420
Analyze and fix the following issue in the Linux kernel code: ACPI: cpufreq, processor: fix compile error in drivers/acpi/processor_perflib.c
Problem Details: When trying to build 2.6.28-rc1 on ia64, make aborts with: CC drivers/acpi/processor_perflib.o drivers/acpi/processor_perflib.c:41:28: error: asm/cpufeature.h: No such file or directory drivers/acpi/processor_perflib.c: In function ‘acpi_processor_get_performance_info’: drivers/acpi/proce...
```diff diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index dc98f7a6f2c4..dbcf260ea93f 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -38,7 +38,10 @@ #include <asm/uaccess.h> #endif + +#ifdef CONFIG_X86 #include <asm/cpufeature.h> +#endif ...
f371be6352cdde3df2253b76acb979480e93ce4f
Analyze and fix the following issue in the Linux kernel code: i7300_idle: Fix compile warning CONFIG_I7300_IDLE_IOAT_CHANNEL not defined
Problem Details: When I7300_idle driver is not configured, there is a compile time warning about IDLE_IOAT_CHANNEL not defined. Fix it. Reported-by: Suresh Siddha <suresh.b.siddha@intel.com> Reported-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com> Signed-...
```diff diff --git a/drivers/dma/ioat_dma.c b/drivers/dma/ioat_dma.c index fd1631d0a795..c6d0ca24eedc 100644 --- a/drivers/dma/ioat_dma.c +++ b/drivers/dma/ioat_dma.c @@ -172,7 +172,7 @@ static int ioat_dma_enumerate_channels(struct ioatdma_device *device) xfercap_scale = readb(device->reg_base + IOAT_XFERCAP_OFFSET)...
e013e13bf605b9e6b702adffbe2853cfc60e7806
Analyze and fix the following issue in the Linux kernel code: libata: fix bug with non-ncq devices
Problem Details: The recent commit 2fca5ccf97d2c28bcfce44f5b07d85e74e3cd18e ("libata: switch to using block layer tagging support") to enable support for block layer tagging in libata was broken for non-NCQ devices The block layer initializes the tag field to -1 to detect invalid uses of a tag, and if the libata devic...
```diff diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index d5b9b7266c8b..4b95c4387e9e 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -708,7 +708,11 @@ static struct ata_queued_cmd *ata_scsi_qc_new(struct ata_device *dev, { struct ata_queued_cmd *qc; - qc = ata_qc_ne...
01c8c57d668d94f1036d9ab11a22aa24ca16a35d
Analyze and fix the following issue in the Linux kernel code: sched: fix a find_busiest_group buglet
Problem Details: In one of the group load balancer patches: commit 408ed066b11cf9ee4536573b4269ee3613bd735e Author: Peter Zijlstra <a.p.zijlstra@chello.nl> Date: Fri Jun 27 13:41:28 2008 +0200 Subject: sched: hierarchical load vs find_busiest_group The following change: - if (max_load - this_load...
```diff diff --git a/kernel/sched.c b/kernel/sched.c index 6625c3c4b10d..12bc367d9241 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -3344,7 +3344,7 @@ small_imbalance: } else this_load_per_task = cpu_avg_load_per_task(this_cpu); - if (max_load - this_load + 2*busiest_load_per_task >= + if (max_load - t...
325dcfdc81f124812a7b692354996ef7fe5b90ed
Analyze and fix the following issue in the Linux kernel code: Fix PCI hotplug printk format
Problem Details: Fix printk format warning: drivers/pci/hotplug/acpiphp_ibm.c:207: warning: format '%08lx' expects type 'long unsigned int', but argument 3 has type 'long long unsigned int' Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/drivers/pci/hotplug/acpiphp_ibm.c b/drivers/pci/hotplug/acpiphp_ibm.c index b291ee68b4f1..881fdd2b7313 100644 --- a/drivers/pci/hotplug/acpiphp_ibm.c +++ b/drivers/pci/hotplug/acpiphp_ibm.c @@ -204,7 +204,7 @@ static int ibm_set_attention_status(struct hotplug_slot *slot, u8 status) err("APLS ev...
8113587c2d14d3be2414190845b2e2617c0aa33b
Analyze and fix the following issue in the Linux kernel code: PCI: fix ARI code to be compatible with mixed ARI/non-ARI systems
Problem Details: The original ARI support code has a compatibility problem with non-ARI devices. If a device doesn't support ARI, turning on ARI forwarding on its upper level bridge will cause undefined behavior. This fix turns on ARI forwarding only when the subordinate devices support it. Tested-by: Suresh Siddha ...
```diff diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 533aeb5fcbe4..21f2ac639cab 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -1309,27 +1309,32 @@ void pci_enable_ari(struct pci_dev *dev) int pos; u32 cap; u16 ctrl; + struct pci_dev *bridge; - if (!dev->is_pcie) + if (!dev->is_pcie || de...
d2174c3c07adad88dd9ba37a731e0b00b746822a
Analyze and fix the following issue in the Linux kernel code: PCI hotplug: cpqphp: fix kernel NULL pointer dereference
Problem Details: The following patch fixes the regression in 2.6.27 that causes kernel NULL pointer dereference at cpqphp driver probe time. This patch should be backported to the .27 stable series. Seems to have been introduced by f46753c5e354b857b20ab8e0fe7b2579831dc369. The root cause of this problem seems that c...
```diff diff --git a/drivers/pci/hotplug/cpqphp_core.c b/drivers/pci/hotplug/cpqphp_core.c index 724d42c4adbc..8514c3a1746a 100644 --- a/drivers/pci/hotplug/cpqphp_core.c +++ b/drivers/pci/hotplug/cpqphp_core.c @@ -433,7 +433,7 @@ static int ctrl_slot_setup(struct controller *ctrl, slot->number, ctrl->slot_device_...
601a1b92ed3ce0025f7bec6fc591cceaef8d9d69
Analyze and fix the following issue in the Linux kernel code: leds/acpi: Fix merge fallout from acpi_driver_data change
Problem Details: Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
```diff diff --git a/drivers/leds/leds-hp-disk.c b/drivers/leds/leds-hp-disk.c index d636280198ab..53a25b1c2dae 100644 --- a/drivers/leds/leds-hp-disk.c +++ b/drivers/leds/leds-hp-disk.c @@ -98,7 +98,7 @@ static int hpled_add(struct acpi_device *device) adev.device = device; strcpy(acpi_device_name(device), DRIVER_...
3059ef99a167da6d5d77701fda5b905d985e31af
Analyze and fix the following issue in the Linux kernel code: sgiioc4: fix error cleanup path (take 2)
Problem Details: The driver "forgot" to call iounmap() iff request_mem_region() call failed in sgiioc4_ide_setup_pci_device()... Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Cc: jeremy@sgi.com Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
```diff diff --git a/drivers/ide/sgiioc4.c b/drivers/ide/sgiioc4.c index 8af9b23499fd..9fadea41e1c6 100644 --- a/drivers/ide/sgiioc4.c +++ b/drivers/ide/sgiioc4.c @@ -590,7 +590,8 @@ sgiioc4_ide_setup_pci_device(struct pci_dev *dev) printk(KERN_ERR "%s %s -- ERROR: addresses 0x%08lx to 0x%08lx " "already i...
fd6149d332973bafa50f03ddb0ea9513e67f4517
Analyze and fix the following issue in the Linux kernel code: tcp: Restore ordering of TCP options for the sake of inter-operability
Problem Details: This is not our bug! Sadly some devices cannot cope with the change of TCP option ordering which was a result of the recent rewrite of the option code (not that there was some particular reason steming from the rewrite for the reordering) though any ordering of TCP options is perfectly legal. Thus we r...
```diff diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index de54f02f10a9..e4c5ac9fe89b 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -362,6 +362,17 @@ struct tcp_out_options { __u32 tsval, tsecr; /* need to include OPTION_TS */ }; +/* Beware: Something in the Internet is very sensi...