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24f3c59e1781435835083eab587399c8bdc235b4
Analyze and fix the following issue in the Linux kernel code: gpiolib: fix poll(2) support reconfigure on sysfs polarity change
Problem Details: Previously enabled poll(2) support on one edge was never reconfigured when sysfs polarity change was triggered from kernel, because 'struct device *dev' shadowed an earlier definition. Found by sparse, which I should've run much earlier. Signed-off-by: Jani Nikula <ext-jani.1.nikula@nokia.com> Cc: Da...
```diff diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index a25ad284a272..350842ad3632 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -858,8 +858,6 @@ int gpio_sysfs_set_active_low(unsigned gpio, int value) desc = &gpio_desc[gpio]; if (test_bit(FLAG_EXPORT, &desc->flags)) { - ...
3f4724027bfe38644146252f7aa979dea7f80720
Analyze and fix the following issue in the Linux kernel code: vsnprintf: fix reference for compressed ipv6 addresses
Problem Details: Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Reported-by: Josip Rodin <joy@entuzijast.net> Cc: Joe Perches <joe@perches.com> Cc: David S. Miller <davem@davemloft.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.or...
```diff diff --git a/lib/vsprintf.c b/lib/vsprintf.c index d4996cf46eb6..3b8aeec4e327 100644 --- a/lib/vsprintf.c +++ b/lib/vsprintf.c @@ -903,7 +903,7 @@ static char *uuid_string(char *buf, char *end, const u8 *addr, * IPv6 omits the colons (01020304...0f) * IPv4 uses dot-separated decimal with leading...
5fa83ce284a4b7cd9dcfadd01500b0ed4ab9b740
Analyze and fix the following issue in the Linux kernel code: mmc_block: fix queue cleanup
Problem Details: The main bug was that 'blk_cleanup_queue()' was called while the block device could still be in use, for example, because the card was removed while files were still open. In addition, to be sure that 'mmc_request()' will get called for all new requests (so it can error them out), the queue is emptied...
```diff diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index ee879117017f..1f552c6e7579 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -91,6 +91,8 @@ static void mmc_blk_put(struct mmc_blk_data *md) if (!devmaj) devidx = md->disk->first_minor >> MMC_SHIFT; + blk_clea...
0a74ff29b8dd8b748f8856352f9a9b5c6cc362cc
Analyze and fix the following issue in the Linux kernel code: mmc_block: fix probe error cleanup bug
Problem Details: If mmc_blk_set_blksize() fails mmc_blk_probe() the request queue and its thread have been set up and they need to be shut down properly before putting the disk. Signed-off-by: Jarkko Lavinen <jarkko.lavinen@nokia.com> Signed-off-by: Adrian Hunter <adrian.hunter@nokia.com> Cc: <linux-mmc@vger.kernel.or...
```diff diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index 5988573bb843..ee879117017f 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -618,6 +618,7 @@ static int mmc_blk_probe(struct mmc_card *card) return 0; out: + mmc_cleanup_queue(&md->queue); mmc_blk_put(md); ...
0a88422312f5bf7b9e3450e27d8ddc385af38789
Analyze and fix the following issue in the Linux kernel code: power: fix kernel-doc notation
Problem Details: Warning(drivers/base/power/main.c:453): No description found for parameter 'dev' Warning(drivers/base/power/main.c:453): No description found for parameter 'cb' Warning(drivers/base/power/main.c:719): No description found for parameter 'dev' Warning(drivers/base/power/main.c:719): No description found ...
```diff diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index 48adf80926a0..a5142bddef41 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -446,8 +446,8 @@ EXPORT_SYMBOL_GPL(dpm_resume_noirq); /** * legacy_resume - Execute a legacy (bus or class) resume callback for devic...
b45c6e76bc2c72f6426c14bed64fdcbc9bf37cb0
Analyze and fix the following issue in the Linux kernel code: kernel/signal.c: fix kernel information leak with print-fatal-signals=1
Problem Details: When print-fatal-signals is enabled it's possible to dump any memory reachable by the kernel to the log by simply jumping to that address from user space. Or crash the system if there's some hardware with read side effects. The fatal signals handler will dump 16 bytes at the execution address, which ...
```diff diff --git a/kernel/signal.c b/kernel/signal.c index d09692b40376..934ae5e687b9 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -979,7 +979,8 @@ static void print_fatal_signal(struct pt_regs *regs, int signr) for (i = 0; i < 16; i++) { unsigned char insn; - __get_user(insn, (unsigned char *)(re...
bd4f490a079730aadfaf9a728303ea0135c01945
Analyze and fix the following issue in the Linux kernel code: cgroups: fix 2.6.32 regression causing BUG_ON() in cgroup_diput()
Problem Details: The LTP cgroup test suite generates a "kernel BUG at kernel/cgroup.c:790!" here in cgroup_diput(): /* * if we're getting rid of the cgroup, refcount should ensure * that there are no pidlists left. */ BUG_ON(!list_...
```diff diff --git a/kernel/cgroup.c b/kernel/cgroup.c index 0249f4be9b5c..1fbcc748044a 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -2468,7 +2468,6 @@ static struct cgroup_pidlist *cgroup_pidlist_find(struct cgroup *cgrp, /* make sure l doesn't vanish out from under us */ down_write(&l->mutex); mu...
272a897904b9a067550f5b8e812036b65180418f
Analyze and fix the following issue in the Linux kernel code: scripts/get_maintainer.pl: fix file exclusion X: logic
Problem Details: The following command doesn't generate any output. `./scripts/get_maintainer.pl --no-git -f drivers/net/wireless/wl12xx/wl1271_acx.c` An excluded "X:" pattern match in any section would cause a file not to match any other section. Signed-off-by: Joe Perches <joe@perches.com> Reported-by: Dan Carpente...
```diff diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl index 445e8845f0a4..090f24839700 100755 --- a/scripts/get_maintainer.pl +++ b/scripts/get_maintainer.pl @@ -296,46 +296,56 @@ my @status = (); foreach my $file (@files) { -#Do not match excluded file patterns - - my $exclude = 0; - fo...
7dd65feb6c603e13eba501c34c662259ab38e70e
Analyze and fix the following issue in the Linux kernel code: lib: add support for LZO-compressed kernels
Problem Details: This patch series adds generic support for creating and extracting LZO-compressed kernel images, as well as support for using such images on the x86 and ARM architectures, and support for creating and using LZO-compressed initrd and initramfs images. Russell King said: : Testing on a Cortex A9 model:...
```diff diff --git a/include/linux/decompress/unlzo.h b/include/linux/decompress/unlzo.h new file mode 100644 index 000000000000..987229752519 --- /dev/null +++ b/include/linux/decompress/unlzo.h @@ -0,0 +1,10 @@ +#ifndef DECOMPRESS_UNLZO_H +#define DECOMPRESS_UNLZO_H + +int unlzo(unsigned char *inbuf, int len, + int(*...
ac4c2a3bbe5db5fc570b1d0ee1e474db7cb22585
Analyze and fix the following issue in the Linux kernel code: zlib: optimize inffast when copying direct from output
Problem Details: JFFS2 uses lesser compression ratio and inflate always ends up in "copy direct from output" case. This patch tries to optimize the direct copy procedure. Uses get_unaligned() but only in one place. The copy loop just above this one can also use this optimization, but I havn't done so as I have not t...
```diff diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index bb2465bcb327..826a30a00f59 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -20,7 +20,7 @@ all: $(obj)/zImage BOOTCFLAGS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \ - -fno-strict-aliasing -Os...
129182e5626972ac0df85d43a36dd46ad61c64e1
Analyze and fix the following issue in the Linux kernel code: percpu: avoid calling __pcpu_ptr_to_addr(NULL)
Problem Details: __pcpu_ptr_to_addr() can be overridden by the architecture and might not behave well if passed a NULL pointer. So avoid calling it until we have verified that its arg is not NULL. Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com> Acked-by: Tejun Heo <tj@kern...
```diff diff --git a/mm/percpu.c b/mm/percpu.c index 442010cc91c6..083e7c91e5f6 100644 --- a/mm/percpu.c +++ b/mm/percpu.c @@ -1271,7 +1271,7 @@ static void pcpu_reclaim(struct work_struct *work) */ void free_percpu(void *ptr) { - void *addr = __pcpu_ptr_to_addr(ptr); + void *addr; struct pcpu_chunk *chunk; uns...
8767ba2796a1c894e6d9524584a26a8224f0543d
Analyze and fix the following issue in the Linux kernel code: kmod: fix resource leak in call_usermodehelper_pipe()
Problem Details: Fix resource (write-pipe file) leak in call_usermodehelper_pipe(). When call_usermodehelper_exec() fails, write-pipe file is opened and call_usermodehelper_pipe() just returns an error. Since it is hard for caller to determine whether the error occured when opening the pipe or executing the helper, t...
```diff diff --git a/kernel/kmod.c b/kernel/kmod.c index 25b103190364..bf0e231d9702 100644 --- a/kernel/kmod.c +++ b/kernel/kmod.c @@ -520,13 +520,15 @@ int call_usermodehelper_pipe(char *path, char **argv, char **envp, return -ENOMEM; ret = call_usermodehelper_stdinpipe(sub_info, filp); - if (ret < 0) - goto o...
42d53b4ff7d61487d18274ebdf1f70c1aef6f122
Analyze and fix the following issue in the Linux kernel code: dma-debug: allow DMA_BIDIRECTIONAL mappings to be synced with DMA_FROM_DEVICE and
Problem Details: There is no need to perform full BIDIR sync (copying the buffers in case of swiotlb and similar schemes) if we know that the owner (CPU or device) hasn't altered the data. Addresses the false-positive reported at http://bugzilla.kernel.org/show_bug.cgi?id=14169 Signed-off-by: Krzysztof Halasa <khc@pm...
```diff diff --git a/lib/dma-debug.c b/lib/dma-debug.c index cf906201aecf..7d2f0b33e5a8 100644 --- a/lib/dma-debug.c +++ b/lib/dma-debug.c @@ -913,6 +913,9 @@ static void check_sync(struct device *dev, ref->size); } + if (entry->direction == DMA_BIDIRECTIONAL) + goto out; + if (ref->direction != entry->dire...
e992cd9b72a18122bd5c958715623057f110793f
Analyze and fix the following issue in the Linux kernel code: kmemcheck: make bitfield annotations truly no-ops when disabled
Problem Details: It turns out that even zero-sized struct members (int foo[0];) will affect the struct layout, causing us in particular to lose 4 bytes in struct sock. This patch fixes the regression in CONFIG_KMEMCHECK=n case. Reported-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: Vegard Nossum <vegard.no...
```diff diff --git a/include/linux/kmemcheck.h b/include/linux/kmemcheck.h index e880d4cf9e22..08d7dc4ddf40 100644 --- a/include/linux/kmemcheck.h +++ b/include/linux/kmemcheck.h @@ -36,6 +36,56 @@ int kmemcheck_hide_addr(unsigned long address); bool kmemcheck_is_obj_initialized(unsigned long addr, size_t size); +...
cb5a8b2c92febbed57126e1b8416dfd7607ff03d
Analyze and fix the following issue in the Linux kernel code: docs: large update to ioctl-number.txt
Problem Details: Add many ioctl definitions to ioctl-number.txt. Fix some whitespace/formatting. Correct some filenames/paths. Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
```diff diff --git a/Documentation/ioctl/ioctl-number.txt b/Documentation/ioctl/ioctl-number.txt index 947374977ca5..35cf64d4436d 100644 --- a/Documentation/ioctl/ioctl-number.txt +++ b/Documentation/ioctl/ioctl-number.txt @@ -56,10 +56,11 @@ Following this convention is good because: (5) When following the convention...
cc20b900be7aa8e456aff82dfcb55fb15c508962
Analyze and fix the following issue in the Linux kernel code: ARM: 5874/1: serial21285: fix disable_irq-from-interrupt-handler deadlock
Problem Details: The console hangs during bootup when disable_irq is called from the transmit interrupt handler (it will wait forever for it's "own" interrupt in synchronize_irq). Fix by using disable_irq_nosync() instead. Signed-off-by: Simon Kagstrom <simon.kagstrom@netinsight.net> Signed-off-by: Russell King <rmk+k...
```diff diff --git a/drivers/serial/21285.c b/drivers/serial/21285.c index 1e3d19397a59..8681f1345056 100644 --- a/drivers/serial/21285.c +++ b/drivers/serial/21285.c @@ -58,7 +58,7 @@ static const char serial21285_name[] = "Footbridge UART"; static void serial21285_stop_tx(struct uart_port *port) { if (tx_enabled(...
4c9f8be7dab831c78b5f491739fc5cd01f2efb03
Analyze and fix the following issue in the Linux kernel code: ARM: 5873/1: ARM: Fix the reset logic for ARM RealView boards
Problem Details: Extend the patch from Philby John to the other "RealView" boards. Rename the constants and offsets to reflect their actual functions. Cc: Philby John <pjohn@in.mvista.com> Signed-off-by: Colin Tuckley <colin.tuckley@arm.com> Acked-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Russell Ki...
```diff diff --git a/arch/arm/mach-realview/include/mach/board-pb1176.h b/arch/arm/mach-realview/include/mach/board-pb1176.h index 34b80b7d40b8..2f5ccb298858 100644 --- a/arch/arm/mach-realview/include/mach/board-pb1176.h +++ b/arch/arm/mach-realview/include/mach/board-pb1176.h @@ -74,8 +74,8 @@ #define REALVIEW_PB117...
7af92f8754b87bc78cbfd447d5f4096b25c46682
Analyze and fix the following issue in the Linux kernel code: genhd: overlapping variable definition
Problem Details: This fixes the sparse warning: fs/ext4/super.c:2390:40: warning: symbol 'i' shadows an earlier one fs/ext4/super.c:2368:22: originally declared here Using 'i' in a macro is dubious practice. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
```diff diff --git a/include/linux/genhd.h b/include/linux/genhd.h index c6c0c41af35f..9717081c75ad 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -256,9 +256,9 @@ extern struct hd_struct *disk_map_sector_rcu(struct gendisk *disk, #define part_stat_read(part, field) \ ({ \ typeof((par...
b27d7f16d3c6c27345d4280a739809c1c2c4c0b5
Analyze and fix the following issue in the Linux kernel code: DM: Fix device mapper topology stacking
Problem Details: Make DM use bdev_stack_limits() function so that partition offsets get taken into account when calculating alignment. Clarify stacking warnings. Also remove obsolete clearing of final alignment_offset and misalignment flag. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by...
```diff diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index be625475cf6d..4b22feb01a0c 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -503,16 +503,15 @@ int dm_set_device_limits(struct dm_target *ti, struct dm_dev *dev, return 0; } - if (blk_stack_limits(limits, &q->limits, start ...
dd3d145d49c5816b79acc6761ebbd842bc50b0ee
Analyze and fix the following issue in the Linux kernel code: block: Fix discard alignment calculation and printing
Problem Details: Discard alignment reporting for partitions was incorrect. Update to match the algorithm used elsewhere. The alignment can be negative (misaligned). Fix format string accordingly. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
```diff diff --git a/block/genhd.c b/block/genhd.c index b11a4ad7d571..d13ba76a169c 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -867,7 +867,7 @@ static ssize_t disk_discard_alignment_show(struct device *dev, { struct gendisk *disk = dev_to_disk(dev); - return sprintf(buf, "%u\n", queue_discard_alignment(disk...
f3a82d11d478a9eb5ff0cfa83796f0ba8149d841
Analyze and fix the following issue in the Linux kernel code: OMAP: DSS2: OMAPFB: fix omapfb_free_fbmem()
Problem Details: Fixes bug causing VRFB memory area to be released twice. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com> Reported-by: Eino-Ville Talvala <talvala@stanford.edu>
```diff diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c index ef299839858a..e61a75c31358 100644 --- a/drivers/video/omap2/omapfb/omapfb-main.c +++ b/drivers/video/omap2/omapfb/omapfb-main.c @@ -1311,6 +1311,7 @@ static void omapfb_free_fbmem(struct fb_info *fbi) if (r...
5c18df85d731196f40784492d36d0baefdedf15a
Analyze and fix the following issue in the Linux kernel code: OMAP: DSS2: Fix compile warning
Problem Details: Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com> Acked-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
```diff diff --git a/drivers/video/omap2/dss/core.c b/drivers/video/omap2/dss/core.c index dbb0ce243f0c..82918eec6d2e 100644 --- a/drivers/video/omap2/dss/core.c +++ b/drivers/video/omap2/dss/core.c @@ -124,6 +124,7 @@ static void restore_all_ctx(void) dss_clk_disable_all_no_ctx(); } +#if defined(CONFIG_DEBUG_FS) ...
05b5d898235401c489c68e1f3bc5706a29ad5713
Analyze and fix the following issue in the Linux kernel code: quota: Fix dquot_transfer for filesystems different from ext4
Problem Details: Commit fd8fbfc1 modified the way we find amount of reserved space belonging to an inode. The amount of reserved space is checked from dquot_transfer and thus inode_reserved_space gets called even for filesystems that don't provide get_reserved_space callback which results in a BUG. Fix the problem by ...
```diff diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c index dea86abdf2e7..3fc62b097bed 100644 --- a/fs/quota/dquot.c +++ b/fs/quota/dquot.c @@ -1377,6 +1377,9 @@ static void inode_sub_rsv_space(struct inode *inode, qsize_t number) static qsize_t inode_get_rsv_space(struct inode *inode) { qsize_t ret; + + if (!in...
b64a5a1200e7ac91ac0dff71b0cfbc3ae19de944
Analyze and fix the following issue in the Linux kernel code: OMAP: OMAPFB: add dummy release function for omapdss
Problem Details: This should fix: WARNING: at drivers/base/core.c:131 device_release+0x68/0x7c() Device 'omapdss' does not have a release() function, it is broken and must be fixed. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
```diff diff --git a/drivers/video/omap/omapfb_main.c b/drivers/video/omap/omapfb_main.c index f74aec91aee0..2c4f470fa086 100644 --- a/drivers/video/omap/omapfb_main.c +++ b/drivers/video/omap/omapfb_main.c @@ -83,10 +83,17 @@ static struct caps_table_struct color_caps[] = { { 1 << OMAPFB_COLOR_YUY422, "YUY422", }, ...
f778a12dd33200513596a0d4d3ba4d5f09e79c09
Analyze and fix the following issue in the Linux kernel code: OMAP: OMAPFB: fix clk_get for RFBI
Problem Details: omapfb platform device was still used to get clocks inside rfbi.c Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com> Tested-by: Sergey Lapin <slapin@ossfans.org>
```diff diff --git a/drivers/video/omap/dispc.c b/drivers/video/omap/dispc.c index c7c6455f1fa8..e192b058a688 100644 --- a/drivers/video/omap/dispc.c +++ b/drivers/video/omap/dispc.c @@ -189,11 +189,6 @@ static struct { struct omapfb_color_key color_key; } dispc; -static struct platform_device omapdss_device = { -...
3d4a7882b11299104a0e74425dece2e26ac98024
Analyze and fix the following issue in the Linux kernel code: agp/hp: fail gracefully if we don't find an IOC
Problem Details: Bail out if we don't find an enclosing IOC. Previously, if we didn't find one, we tried to set things up using garbage for the SBA/IOC register address, which causes a crash. This crash only happens if firmware supplies a defective ACPI namespace, so it doesn't fix any problems in the field. Signed-...
```diff diff --git a/drivers/char/agp/hp-agp.c b/drivers/char/agp/hp-agp.c index dc8a6f70483b..58752b70efea 100644 --- a/drivers/char/agp/hp-agp.c +++ b/drivers/char/agp/hp-agp.c @@ -508,6 +508,9 @@ zx1_gart_probe (acpi_handle obj, u32 depth, void *context, void **ret) handle = parent; } while (ACPI_SUCCESS(status...
67fe63b0715ccfaefa0af8a6e705c5470ee5cada
Analyze and fix the following issue in the Linux kernel code: agp/hp: fixup hp agp after ACPI changes
Problem Details: Commit 15b8dd53f5ffa changed the string in info->hardware_id from a static array to a pointer and added a length field. But instead of changing "sizeof(array)" to "length", we changed it to "sizeof(length)" (== 4), which corrupts the string we're trying to null-terminate. We no longer even need to nu...
```diff diff --git a/drivers/char/agp/hp-agp.c b/drivers/char/agp/hp-agp.c index 9047b2714653..dc8a6f70483b 100644 --- a/drivers/char/agp/hp-agp.c +++ b/drivers/char/agp/hp-agp.c @@ -488,9 +488,8 @@ zx1_gart_probe (acpi_handle obj, u32 depth, void *context, void **ret) handle = obj; do { status = acpi_get_object...
3f50b0222e4c6ac59a5c4819f8be0fa500970381
Analyze and fix the following issue in the Linux kernel code: agp: correct missing cleanup on error in agp_add_bridge
Problem Details: While investigating a kmemleak detected leak, I encountered the agp_add_bridge function. It appears to be responsible for freeing the agp_bridge_data in the case of a failure, but it is only doing so for some errors. Fix it to always free the bridge data if a failure condition is encountered. Signed...
```diff diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c index a56ca080e108..c3ab46da51a3 100644 --- a/drivers/char/agp/backend.c +++ b/drivers/char/agp/backend.c @@ -285,18 +285,22 @@ int agp_add_bridge(struct agp_bridge_data *bridge) { int error; - if (agp_off) - return -ENODEV; + if (agp_of...
40c2298bdcc8b766a39964c44e9a74d16aa95d53
Analyze and fix the following issue in the Linux kernel code: drm/nv04: Fix set_operation software method.
Problem Details: Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
```diff diff --git a/drivers/gpu/drm/nouveau/nv04_graph.c b/drivers/gpu/drm/nouveau/nv04_graph.c index 98f3b40318d4..e260986ea65a 100644 --- a/drivers/gpu/drm/nouveau/nv04_graph.c +++ b/drivers/gpu/drm/nouveau/nv04_graph.c @@ -537,7 +537,7 @@ nv04_graph_mthd_set_operation(struct nouveau_channel *chan, int grclass, ...
d6126c5c8b2019658aadc9754dca80a7573dbff5
Analyze and fix the following issue in the Linux kernel code: drm/nouveau: Fix null deref in nouveau_fence_emit due to deleted fence
Problem Details: Currently Nouveau will unvalidate all buffers if it is forced to wait on one, and then start revalidating from the beginning. While doing so, it destroys the operation fence, causing nouveau_fence_emit to crash. This patch fixes this bug by taking the fence object out of validate_op and creating it j...
```diff diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index 18fd8ac9fca7..2009db2426c3 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -220,7 +220,6 @@ nouveau_gem_set_domain(struct drm_gem_object *gem, uint32_t read_domains,...
7de3643f938af910bef4c1f800176a3ebdc29502
Analyze and fix the following issue in the Linux kernel code: drm/nouveau: fix handling of fbcon colours in 8bpp
Problem Details: Depending on the visual, the colours handed to us in fillrect() can either be an actual colour, or an index into the pseudo-palette. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
```diff diff --git a/drivers/gpu/drm/nouveau/nv04_fbcon.c b/drivers/gpu/drm/nouveau/nv04_fbcon.c index d2d7f0838dc9..bd08a0dc9841 100644 --- a/drivers/gpu/drm/nouveau/nv04_fbcon.c +++ b/drivers/gpu/drm/nouveau/nv04_fbcon.c @@ -62,7 +62,6 @@ nv04_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect) str...
ea911a1cf4f9c5bef18ff399ee2e2ec77792b650
Analyze and fix the following issue in the Linux kernel code: drm/nv04: Context switching fixes.
Problem Details: Signed-off-by: Francisco Jerez <currojerez@riseup.net>
```diff diff --git a/drivers/gpu/drm/nouveau/nv04_graph.c b/drivers/gpu/drm/nouveau/nv04_graph.c index 82c77f9d4695..98f3b40318d4 100644 --- a/drivers/gpu/drm/nouveau/nv04_graph.c +++ b/drivers/gpu/drm/nouveau/nv04_graph.c @@ -28,6 +28,10 @@ #include "nouveau_drv.h" static uint32_t nv04_graph_ctx_regs[] = { + 0x004...
a5027ccd3c1abe190d2b84a2d7e40d5f099e48a7
Analyze and fix the following issue in the Linux kernel code: drm/nouveau: Use the software object for fencing.
Problem Details: This should avoid a race condition on nv0x, if we're doing it with actual PGRAPH objects and a there's a fence within the FIFO DMA fetch area when a context switch kicks in. In that case we get an ILLEGAL_MTHD interrupt as expected, but the values in PGRAPH_TRAPPED_ADDR aren't calculated correctly and...
```diff diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c index dacac9a0842a..faddf53ff9ed 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.c +++ b/drivers/gpu/drm/nouveau/nouveau_fence.c @@ -142,7 +142,7 @@ nouveau_fence_emit(struct nouveau_fence *fence) list_add_tail(&...
e55ca7e68efc7c2d320cd9975ebc5e0fd27debf0
Analyze and fix the following issue in the Linux kernel code: drm/nv50: fix fillrect color
Problem Details: struct fb_fillrect->color is not a color, but index into pseudo_palette array Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
```diff diff --git a/drivers/gpu/drm/nouveau/nv50_fbcon.c b/drivers/gpu/drm/nouveau/nv50_fbcon.c index 6bcc6d39e9b0..c966ef834853 100644 --- a/drivers/gpu/drm/nouveau/nv50_fbcon.c +++ b/drivers/gpu/drm/nouveau/nv50_fbcon.c @@ -10,6 +10,7 @@ nv50_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect) str...
fbe36a7a069267b82b7b82a66d79a4406cfa90b2
Analyze and fix the following issue in the Linux kernel code: drm/nv50: ignore vbios table's claim to the contrary if EDID says >8bpc
Problem Details: Should fix dim panel issues reported on Dell M6400/M6500. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
```diff diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index a9263d92a231..90f0bf59fbcd 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c @@ -690,9 +690,21 @@ nv50_display_script_select(struct drm_device *dev, struct dcb_entry ...
c6af6053be60840dcbb037c3798557cbf71cbb08
Analyze and fix the following issue in the Linux kernel code: drm/nouveau: Fix "general protection fault" in the flipd/flips eviction path.
Problem Details: Signed-off-by: Francisco Jerez <currojerez@riseup.net>
```diff diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 1d6036fabd5d..365fc6508173 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -584,7 +584,7 @@ nouveau_bo_move_flipd(struct ttm_buffer_object *bo, bool evict, bool intr, ...
287c1532145b63d394060d46c0309b123b862345
Analyze and fix the following issue in the Linux kernel code: drm/nouveau: Make the MM aware of pre-G80 tiling.
Problem Details: This commit has also the following 3 bugfix commits squashed into it from the nouveau git tree: drm/nouveau: Fix up the tiling alignment restrictions for nv1x. drm/nouveau: Fix up the nv2x tiling alignment restrictions. drm/nv50: fix align typo for g9x Signed-off-by: Francisco Jerez <currojerez@riseu...
```diff diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 0cad6d834eb2..1d6036fabd5d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -37,6 +37,7 @@ static void nouveau_bo_del_ttm(struct ttm_buffer_object *bo) { struct drm_n...
509c7d83c3b18a50a0bd02afa43c8ee3c7605bc9
Analyze and fix the following issue in the Linux kernel code: drm/kms/fb: check for depth changes from userspace for resizing.
Problem Details: If userspace (plymouth in this case) asks for a deeper depth, refuse it as well due to lack of resizing. This fixes an issue since < 32MB cards went to 8bpp and plymouth crashes on startup. Signed-off-by: Dave Airlie <airlied@redhat.com>
```diff diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 100ee48760b7..1c2b7d44ec05 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -606,11 +606,10 @@ int drm_fb_helper_check_var(struct fb_var_screeninfo *var, return -EINVAL; /* Need to re...
89347bb8ef2d0af1ae8d847b7df91e9f04eccf2a
Analyze and fix the following issue in the Linux kernel code: drm: Keep disabled outputs disabled after suspend / resume
Problem Details: With the current DRM code, an output that has been powered off from userspace will automatically power back on when resuming from suspend. This patch fixes this behaviour. Tested only with the Intel i915 driver on an Intel GM45 Express chipset. Signed-off-by: David John <davidjon@xenontk.org> Reviewe...
```diff diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c index 4231d6db72ec..aba79c494587 100644 --- a/drivers/gpu/drm/drm_crtc_helper.c +++ b/drivers/gpu/drm/drm_crtc_helper.c @@ -216,7 +216,7 @@ bool drm_helper_crtc_in_use(struct drm_crtc *crtc) EXPORT_SYMBOL(drm_helper_crtc_in_use)...
fe5a64acbfab4f79ccd18972c3d4c1cae31f3b8d
Analyze and fix the following issue in the Linux kernel code: drm/nv04: Fix set_operation software method.
Problem Details: Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
```diff diff --git a/drivers/gpu/drm/nouveau/nv04_graph.c b/drivers/gpu/drm/nouveau/nv04_graph.c index 98f3b40318d4..e260986ea65a 100644 --- a/drivers/gpu/drm/nouveau/nv04_graph.c +++ b/drivers/gpu/drm/nouveau/nv04_graph.c @@ -537,7 +537,7 @@ nv04_graph_mthd_set_operation(struct nouveau_channel *chan, int grclass, ...
234896a7671c23233230622728f6942b3d1c098e
Analyze and fix the following issue in the Linux kernel code: drm/nouveau: Fix null deref in nouveau_fence_emit due to deleted fence
Problem Details: Currently Nouveau will unvalidate all buffers if it is forced to wait on one, and then start revalidating from the beginning. While doing so, it destroys the operation fence, causing nouveau_fence_emit to crash. This patch fixes this bug by taking the fence object out of validate_op and creating it j...
```diff diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index 18fd8ac9fca7..2009db2426c3 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -220,7 +220,6 @@ nouveau_gem_set_domain(struct drm_gem_object *gem, uint32_t read_domains,...
bf5302b9496b25fe80ffa8a4fd191ad95c217864
Analyze and fix the following issue in the Linux kernel code: drm/nouveau: fix handling of fbcon colours in 8bpp
Problem Details: Depending on the visual, the colours handed to us in fillrect() can either be an actual colour, or an index into the pseudo-palette. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
```diff diff --git a/drivers/gpu/drm/nouveau/nv04_fbcon.c b/drivers/gpu/drm/nouveau/nv04_fbcon.c index d2d7f0838dc9..bd08a0dc9841 100644 --- a/drivers/gpu/drm/nouveau/nv04_fbcon.c +++ b/drivers/gpu/drm/nouveau/nv04_fbcon.c @@ -62,7 +62,6 @@ nv04_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect) str...
be9721a951bd5ee6346dd2f3eed8a6fd1761c186
Analyze and fix the following issue in the Linux kernel code: drm/nv04: Context switching fixes.
Problem Details: Signed-off-by: Francisco Jerez <currojerez@riseup.net>
```diff diff --git a/drivers/gpu/drm/nouveau/nv04_graph.c b/drivers/gpu/drm/nouveau/nv04_graph.c index 82c77f9d4695..98f3b40318d4 100644 --- a/drivers/gpu/drm/nouveau/nv04_graph.c +++ b/drivers/gpu/drm/nouveau/nv04_graph.c @@ -28,6 +28,10 @@ #include "nouveau_drv.h" static uint32_t nv04_graph_ctx_regs[] = { + 0x004...
8c032ce73ef3a9e5a14c35ea3de19f1b9a8d7c0d
Analyze and fix the following issue in the Linux kernel code: drm/nouveau: Use the software object for fencing.
Problem Details: This should avoid a race condition on nv0x, if we're doing it with actual PGRAPH objects and a there's a fence within the FIFO DMA fetch area when a context switch kicks in. In that case we get an ILLEGAL_MTHD interrupt as expected, but the values in PGRAPH_TRAPPED_ADDR aren't calculated correctly and...
```diff diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c index dacac9a0842a..faddf53ff9ed 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.c +++ b/drivers/gpu/drm/nouveau/nouveau_fence.c @@ -142,7 +142,7 @@ nouveau_fence_emit(struct nouveau_fence *fence) list_add_tail(&...
3033f14d6538e0e7c3c53d3ed1ff6cec28260b98
Analyze and fix the following issue in the Linux kernel code: drm/nv50: fix fillrect color
Problem Details: struct fb_fillrect->color is not a color, but index into pseudo_palette array Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
```diff diff --git a/drivers/gpu/drm/nouveau/nv50_fbcon.c b/drivers/gpu/drm/nouveau/nv50_fbcon.c index 6bcc6d39e9b0..c966ef834853 100644 --- a/drivers/gpu/drm/nouveau/nv50_fbcon.c +++ b/drivers/gpu/drm/nouveau/nv50_fbcon.c @@ -10,6 +10,7 @@ nv50_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect) str...
75c722d7ea70b791d179ec900e7c88bd6d5fd71e
Analyze and fix the following issue in the Linux kernel code: drm/nv50: ignore vbios table's claim to the contrary if EDID says >8bpc
Problem Details: Should fix dim panel issues reported on Dell M6400/M6500. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
```diff diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index a9263d92a231..90f0bf59fbcd 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c @@ -690,9 +690,21 @@ nv50_display_script_select(struct drm_device *dev, struct dcb_entry ...
77e2b5ed83864f0a58e2cd046b15aab6865babfb
Analyze and fix the following issue in the Linux kernel code: drm/nouveau: Fix "general protection fault" in the flipd/flips eviction path.
Problem Details: Signed-off-by: Francisco Jerez <currojerez@riseup.net>
```diff diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 1d6036fabd5d..365fc6508173 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -584,7 +584,7 @@ nouveau_bo_move_flipd(struct ttm_buffer_object *bo, bool evict, bool intr, ...
a0af9add499cf29a16707b7b148842992077f4cb
Analyze and fix the following issue in the Linux kernel code: drm/nouveau: Make the MM aware of pre-G80 tiling.
Problem Details: This commit has also the following 3 bugfix commits squashed into it from the nouveau git tree: drm/nouveau: Fix up the tiling alignment restrictions for nv1x. drm/nouveau: Fix up the nv2x tiling alignment restrictions. drm/nv50: fix align typo for g9x Signed-off-by: Francisco Jerez <currojerez@riseu...
```diff diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 0cad6d834eb2..1d6036fabd5d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -37,6 +37,7 @@ static void nouveau_bo_del_ttm(struct ttm_buffer_object *bo) { struct drm_n...
bdbec4b86ee99b020e159f9bd604003a3ae3b0ab
Analyze and fix the following issue in the Linux kernel code: ixgbe: Fix ethtool diag test for VT mode operation
Problem Details: Skip MAC loopback test when the adapter is set to a VT mode such as SR-IOV or VMDq Signed-off-by: Greg Rose <gregory.v.rose@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c index 0bd49d3b9f65..a0107b5a28e7 100644 --- a/drivers/net/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ixgbe/ixgbe_ethtool.c @@ -1867,11 +1867,22 @@ static void ixgbe_diag_test(struct net_device *netdev, if (ixgbe_intr_test(adapter...
1fe63ab47a617ee95f562eaa7ddbbc59981ff8c6
Analyze and fix the following issue in the Linux kernel code: hwmon: (coretemp) Fix TjMax for Atom N450/D410/D510 CPUs
Problem Details: The max junction temperature of Atom N450/D410/D510 CPUs is 100 degrees Celsius. Since these CPUs are always coupled with Intel NM10 chipset in one package, the best way to verify whether an Atom CPU is N450/D410/D510 is to check the host bridge device. Signed-off-by: Yong Wang <yong.y.wang@intel.com>...
```diff diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 46c3c566307e..435ae72fc47a 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -392,7 +392,7 @@ config SENSORS_GL520SM config SENSORS_CORETEMP tristate "Intel Core/Core2/Atom temperature sensor" - depends on X86 && EXPERIMENTAL ...
bb595c923bc51dff9cdd112de18deb57ac7945d2
Analyze and fix the following issue in the Linux kernel code: hwmon: (adt7462) Fix pin 28 monitoring
Problem Details: The ADT7462_PIN28_VOLT value is a 4-bit field, so the corresponding shift must be 4. Signed-off-by: Roger Blofeld <blofeldus@yahoo.com> Signed-off-by: Jean Delvare <khali@linux-fr.org>
```diff diff --git a/drivers/hwmon/adt7462.c b/drivers/hwmon/adt7462.c index a1a7ef14b519..a31e77c776ae 100644 --- a/drivers/hwmon/adt7462.c +++ b/drivers/hwmon/adt7462.c @@ -94,7 +94,7 @@ static const unsigned short normal_i2c[] = { 0x58, 0x5C, I2C_CLIENT_END }; #define ADT7462_PIN24_SHIFT 6 #define ADT7462_PIN26...
fd45e4784164d1017521086524e3442318c67370
Analyze and fix the following issue in the Linux kernel code: xfs: Ensure we force all busy extents in range to disk
Problem Details: When we search for and find a busy extent during allocation we force the log out to ensure the extent free transaction is on disk before the allocation transaction. The current implementation has a subtle bug in it--it does not handle multiple overlapping ranges. That is, if we free lots of little ext...
```diff diff --git a/fs/xfs/linux-2.6/xfs_trace.h b/fs/xfs/linux-2.6/xfs_trace.h index 8cb42b4656fb..c22a608321a3 100644 --- a/fs/xfs/linux-2.6/xfs_trace.h +++ b/fs/xfs/linux-2.6/xfs_trace.h @@ -1079,28 +1079,28 @@ TRACE_EVENT(xfs_alloc_unbusy, TRACE_EVENT(xfs_alloc_busysearch, TP_PROTO(struct xfs_mount *mp, xfs_a...
d6d59bada372bcf8bd36c3bbc71c485c29dd2a4b
Analyze and fix the following issue in the Linux kernel code: xfs: fix timestamp handling in xfs_setattr
Problem Details: We currently have some rather odd code in xfs_setattr for updating the a/c/mtime timestamps: - first we do a non-transaction update if all three are updated together - second we implicitly update the ctime for various changes instead of relying on the ATTR_CTIME flag - third we set the timest...
```diff diff --git a/fs/xfs/linux-2.6/xfs_acl.c b/fs/xfs/linux-2.6/xfs_acl.c index 2512125dfa7c..883ca5ab8af5 100644 --- a/fs/xfs/linux-2.6/xfs_acl.c +++ b/fs/xfs/linux-2.6/xfs_acl.c @@ -251,8 +251,9 @@ xfs_set_mode(struct inode *inode, mode_t mode) if (mode != inode->i_mode) { struct iattr iattr; - iattr.ia_va...
62a8c5bcb547c0aca1c3af810695dfb9b25e5351
Analyze and fix the following issue in the Linux kernel code: ARM: 5872/1: ARM: include needed linux/cpu.h in asm/cpu.h
Problem Details: The file arch/arm/include/asm/cpu.h needs to include 'linux/cpu.h' to meet its dependency. Otherwise when using "struct cpuinfo_arm" and including just 'asm/cpu.h' throws below error - arch/arm/include/asm/cpu.h:16: error: field 'cpu' has incomplete type To fix this otherway, one can also include bo...
```diff diff --git a/arch/arm/include/asm/cpu.h b/arch/arm/include/asm/cpu.h index 634b2d7c612a..793968173bef 100644 --- a/arch/arm/include/asm/cpu.h +++ b/arch/arm/include/asm/cpu.h @@ -11,6 +11,7 @@ #define __ASM_ARM_CPU_H #include <linux/percpu.h> +#include <linux/cpu.h> struct cpuinfo_arm { struct cpu cpu;...
51f5300682f5925a11edfddfd47ed47376871974
Analyze and fix the following issue in the Linux kernel code: mac8390: Fix build breakage
Problem Details: commit 18c0019102228875cb0f6f252dad5148491e96b2 ("drivers/net/mac8390.c: Convert printk(KERN_<level> to pr_<level>(") broke the build: | drivers/net/mac8390.c:306: error: expected ')' before 'version' as "version" is not a string literal, but a variable. Signed-off-by: Geert Uytterhoeven <geert@linu...
```diff diff --git a/drivers/net/mac8390.c b/drivers/net/mac8390.c index c70bd6888c89..a8768672dc5a 100644 --- a/drivers/net/mac8390.c +++ b/drivers/net/mac8390.c @@ -303,7 +303,7 @@ static bool __init mac8390_init(struct net_device *dev, struct nubus_dev *ndev, int offset; volatile unsigned short *i; - printk_on...
657b366a2827f35c020712e46696e56ab116d3c7
Analyze and fix the following issue in the Linux kernel code: ARM: 5871/1: arch/arm: Fix build failure for lpd7a404_defconfig caused by missing includes
Problem Details: This patch fixes a build failure [1] due to missing includes This should make the arm tree build again with lpd7a404_defconfig References: http://kisskb.ellerman.id.au/kisskb/buildresult/1983329/ Signed-off-by: Peter Huewe <peterhuewe@gmx.de> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
```diff diff --git a/arch/arm/mach-lh7a40x/clocks.c b/arch/arm/mach-lh7a40x/clocks.c index fcaf876f19b6..0651f96653f9 100644 --- a/arch/arm/mach-lh7a40x/clocks.c +++ b/arch/arm/mach-lh7a40x/clocks.c @@ -10,6 +10,8 @@ #include <mach/hardware.h> #include <mach/clocks.h> #include <linux/err.h> +#include <linux/device.h...
f892027c02f8d985455ba239ce280ac13b68a7fa
Analyze and fix the following issue in the Linux kernel code: ARM: 5870/1: arch/arm: Fix build failure for defconfigs without CONFIG_ISA_DMA_API set
Problem Details: A lot of ARM-defconfigs (those without CONFIG_ISA_DMA_API set) fail to build [1][2][3] due to the changes of the patch [PATCH] PCI: Clean up build for CONFIG_PCI_QUIRKS unset by Rafael J. Wysocki (Sat, 2 Jan 2010 22:57:24 +0100) [4] as the referenced variable 'isa_dma_bridge_buggy' in asm/dma.h...
```diff diff --git a/arch/arm/include/asm/dma.h b/arch/arm/include/asm/dma.h index 7edf3536df24..ca51143f97f1 100644 --- a/arch/arm/include/asm/dma.h +++ b/arch/arm/include/asm/dma.h @@ -138,12 +138,12 @@ extern int get_dma_residue(unsigned int chan); #define NO_DMA 255 #endif +#endif /* CONFIG_ISA_DMA_API */ + #...
50f411e34d623efbf4e4b4b0c1a4a20e04c5cc9e
Analyze and fix the following issue in the Linux kernel code: DRM / i915: Fix resume regression on MSI Wind U100 w/o KMS
Problem Details: Commit cbda12d77ea590082edb6d30bd342a67ebc459e0 (drm/i915: implement new pm ops for i915), among other things, removed the .suspend and .resume pointers from the struct drm_driver object in i915_drv.c, which broke resume without KMS on my MSI Wind U100. Fix this by reverting that part of commit cbda12...
```diff diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 2ffffd7ae09a..be631cc3e4dc 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -464,6 +464,8 @@ static struct drm_driver driver = { .lastclose = i915_driver_lastclose, .preclose = i915_driv...
cdf1a915569ea9c3f6b9b4ef48a189d531d3954c
Analyze and fix the following issue in the Linux kernel code: OMAP2 clock: dynamically allocate CPUFreq frequency table
Problem Details: Dynamically allocate the CPUFreq frequency table on OMAP2xxx chips. This fixes some compilation problems, since the kernel may not know what chip it is running on until boot-time. This also reduces the size of the CPUFreq frequency table. Problem originally reported by Felipe Balbi <felipe.balbi@noki...
```diff diff --git a/arch/arm/mach-omap2/clock2xxx.c b/arch/arm/mach-omap2/clock2xxx.c index ce6742f7894a..5420356eb407 100644 --- a/arch/arm/mach-omap2/clock2xxx.c +++ b/arch/arm/mach-omap2/clock2xxx.c @@ -449,14 +449,16 @@ int omap2_select_table_rate(struct clk *clk, unsigned long rate) #ifdef CONFIG_CPU_FREQ /* ...
073463ca4011d4f6f8e2334273f3b062b2b19b85
Analyze and fix the following issue in the Linux kernel code: OMAP3 clock: McBSP 2, 3, 4 functional clock parent is PER_96M_FCLK, not CORE_96M_FCLK
Problem Details: The correct parent of the McBSP 2, 3, and 4 functional clocks is PER_96M_FCLK, not CORE_96M_FCLK. Fix this in the OMAP clock tree. Reported by Nicole Chalhoub <n-chalhoub@ti.com>. Signed-off-by: Paul Walmsley <paul@pwsan.com> Cc: Nicole Chalhoub <n-chalhoub@ti.com>
```diff diff --git a/arch/arm/mach-omap2/clock34xx_data.c b/arch/arm/mach-omap2/clock34xx_data.c index c60b19a27232..7eea9fb09e74 100644 --- a/arch/arm/mach-omap2/clock34xx_data.c +++ b/arch/arm/mach-omap2/clock34xx_data.c @@ -2747,7 +2747,7 @@ static struct clk mcbsp4_ick = { }; static const struct clksel mcbsp_23...
51e888d705d29824aebb22ddf8a1f478083386e7
Analyze and fix the following issue in the Linux kernel code: OMAP2420 IO mapping: move IVA mapping virtual address out of vmalloc space
Problem Details: Commit 10db25fea4c11661070b97832b8cc3d2af495092 causes the following kernel messages during N800 boot (and presumably all other 2420 boards): [ 0.000000] BUG: mapping for 0x58000000 at 0xe0000000 overlaps vmalloc space [ 0.000000] BUG: mapping for 0x59000000 at 0xe1000000 overlaps vmalloc space ...
```diff diff --git a/arch/arm/plat-omap/include/plat/io.h b/arch/arm/plat-omap/include/plat/io.h index 7d6f45f3e9a3..a3e7b471bcba 100644 --- a/arch/arm/plat-omap/include/plat/io.h +++ b/arch/arm/plat-omap/include/plat/io.h @@ -123,14 +123,17 @@ #define OMAP243X_SMS_SIZE SZ_1M /* 2420 IVA */ -#define DSP_MEM_2420_PH...
98bb155130aca96f26b12b50a38db806a0021e59
Analyze and fix the following issue in the Linux kernel code: ARM: OMAP3: PM: Fix the Invalid CM_CLKSTCTRL reg access.
Problem Details: In OMAP2/3 some of the clock-domains which did not have control facility were being falsely written to and read using the CM_CLKSTCTRL register though it did not exist for them. One check is added to remove this flaw. Signed-off-by: Abhijit Pagare <abhijitpagare@ti.com> Signed-off-by: Paul Walmsley <p...
```diff diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c index 1a45ed1e8ba1..dd285f001467 100644 --- a/arch/arm/mach-omap2/clockdomain.c +++ b/arch/arm/mach-omap2/clockdomain.c @@ -559,7 +559,7 @@ int omap2_clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk) * downstream cl...
c91c3efca5297bd67324654524ced38162f2e579
Analyze and fix the following issue in the Linux kernel code: iwlwifi: disable tx on beacon update notification
Problem Details: On beacon change update notification from mac we are not disabling the tx in adhoc mode. Mac sends BSS_CHANGED_BEACON_ENABLED when station leaves IBSS. Driver should indicate uCode to not to send anything on receiving this notification. Functionality to indicate uCode is duplicated across two notifica...
```diff diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 574d36658702..5461f105bd2d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -2344,6 +2344,21 @@ static void iwl_ht_conf(struct iwl_priv *priv, IWL_DEBUG_MAC...
c8106d7625a58ee4387cb2efe3e82320ad44b467
Analyze and fix the following issue in the Linux kernel code: iwlwifi: fix iwl_queue_used bug when read_ptr == write_ptr
Problem Details: When txq read_ptr equals to write_ptr, iwl_queue_used should always return false. Because there is no used TFD in this case. This is a complementary fix to the fix already included in commit "iwl3945: fix panic in iwl3945 driver". Both fixes are needed to address the panic below. This problem was dis...
```diff diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h index 165d1f6e2dd9..3822cf53e368 100644 --- a/drivers/net/wireless/iwlwifi/iwl-dev.h +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h @@ -711,7 +711,7 @@ extern void iwl_txq_ctx_stop(struct iwl_priv *priv); extern int iwl_...
b49bb574e44226b332c28439999d196ddec2f643
Analyze and fix the following issue in the Linux kernel code: mac80211: fix endian error
Problem Details: I forgot to convert the radiotap length to CPU endian, which sparse found thankfully. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Cc: stable@kernel.org Signed-off-by: John W. Linville <linville@tuxdriver.com>
```diff diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 44188ef80a63..d62ec0803bec 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -675,10 +675,10 @@ static u16 ieee80211_monitor_select_queue(struct net_device *dev, return 0; if (skb->len < 4 || - skb->len < rtap->it_len + 2 /*...
045cfb71a3901005bf6dcedae98cecb3360a0bfc
Analyze and fix the following issue in the Linux kernel code: mac80211: fix queue selection for packets injected via monitor interface
Problem Details: Commit 'mac80211: fix skb buffering issue' added an ->ndo_select_queue() for monitor interfaces which can end up dereferencing ieee802_1d_to_ac[] beyond the end of the array for injected data packets (as skb->priority isn't guaranteed to be zero or within [0:7]), which then triggers the WARN_ON in net/...
```diff diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index ff762ed34f1e..44188ef80a63 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -685,6 +685,7 @@ static u16 ieee80211_monitor_select_queue(struct net_device *dev, return ieee802_1d_to_ac[skb->priority]; } + skb->priority = 0; ret...
d04eb60066ed532d2e5da9f39cc0c79883d8a33c
Analyze and fix the following issue in the Linux kernel code: omap3: Fix booting if package is uninitialized
Problem Details: Otherwise bringing up new boards can be harder: Unable to handle kernel NULL pointer dereference at virtual address 00000000 pgd = c0004000 [00000000] *pgd=00000000 Internal error: Oops: 5 [#1] last sysfs file: Modules linked in: CPU: 0 Not tainted (2.6.33-rc2-00015-g0bc9c93-dirty #37) PC is at om...
```diff diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c index e071b3fd1878..459ef23ab8a8 100644 --- a/arch/arm/mach-omap2/mux.c +++ b/arch/arm/mach-omap2/mux.c @@ -994,8 +994,10 @@ int __init omap_mux_init(u32 mux_pbase, u32 mux_size, } #ifdef CONFIG_OMAP_MUX - omap_mux_package_fixup(package_sub...
66215949e6512f61c2c92b65ea79f8566e9e650a
Analyze and fix the following issue in the Linux kernel code: omap1: Fix compile for omap1_bl.c
Problem Details: Commit 9905a43b made struct backlight_ops const. Omap was setting check_fb dynamically, which caused the following compile error: drivers/video/backlight/omap1_bl.c: In function 'omapbl_probe': drivers/video/backlight/omap1_bl.c:142: error: assignment of read-only variable 'omapbl_ops' Turns out pdat...
```diff diff --git a/arch/arm/plat-omap/include/plat/board.h b/arch/arm/plat-omap/include/plat/board.h index 376ce18216ff..5cd622039da0 100644 --- a/arch/arm/plat-omap/include/plat/board.h +++ b/arch/arm/plat-omap/include/plat/board.h @@ -99,7 +99,6 @@ struct fb_info; struct omap_backlight_config { int default_inten...
1866b54525d13402b2d129b906c4d189377f89c5
Analyze and fix the following issue in the Linux kernel code: omap: McBSP: Fix possible port lockout
Problem Details: In its current form, the omap_mcbsp_request() function can return after irq_request() failure without any cleanups, effectively locking out the port forever with clocks left running. Fix it. Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl> Acked-by: Jarkko Nikula <jhnikula@gmail.com> Acked-by...
```diff diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c index 2cc1cc328bac..f75767278fc3 100644 --- a/arch/arm/plat-omap/mcbsp.c +++ b/arch/arm/plat-omap/mcbsp.c @@ -436,7 +436,7 @@ int omap_mcbsp_request(unsigned int id) dev_err(mcbsp->dev, "Unable to request TX IRQ %d " "for McBSP%d\n",...
5ee518ecbcb5934e284ea51a19a939c891f5f7ea
Analyze and fix the following issue in the Linux kernel code: ASoC: Fix WM8350 DSP mode B configuration
Problem Details: We need to set the LRCLK inversion bit to select DSP mode. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Cc: stable@kernel.org
```diff diff --git a/sound/soc/codecs/wm8350.c b/sound/soc/codecs/wm8350.c index ebbf11b653a4..718ef912e758 100644 --- a/sound/soc/codecs/wm8350.c +++ b/sound/soc/codecs/wm8350.c @@ -925,7 +925,7 @@ static int wm8350_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) iface |= 0x3 << 8; break; case SND...
22325525d8bb1478daddefec1b762e7882bcd515
Analyze and fix the following issue in the Linux kernel code: ARM: 5868/1: ARM: fix "BUG: using smp_processor_id() in preemptible code"
Problem Details: Fix the following warning, which appears when the register dump for a faulting process is printed in a kernel with SMP, DEBUG_PREEMPT, and DEBUG_USER (with user_debug=31) enabled: BUG: using smp_processor_id() in preemptible [00000000] code: init/1 caller is __show_regs+0x18/0x234 Backtrace: [<c0159e5...
```diff diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 67304138a2ca..ba2adefa53f7 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -212,7 +212,8 @@ void __show_regs(struct pt_regs *regs) char buf[64]; printk("CPU: %d %s (%s %.*s)\n", - smp_processor_id(), pr...
e412bdb1260d13ec5e7b90b537fec2179d6f8989
Analyze and fix the following issue in the Linux kernel code: GFS2: Fix gfs2_xattr_acl_chmod()
Problem Details: The ref counting for the bh returned by gfs2_ea_find() was wrong. This patch ensures that we always drop the ref count to that bh correctly. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
```diff diff --git a/fs/gfs2/xattr.c b/fs/gfs2/xattr.c index 8a04108e0c22..c2ebdf2c01d4 100644 --- a/fs/gfs2/xattr.c +++ b/fs/gfs2/xattr.c @@ -1296,6 +1296,7 @@ fail: int gfs2_xattr_acl_chmod(struct gfs2_inode *ip, struct iattr *attr, char *data) { + struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode); struct gfs2_ea_lo...
24b977b5fdea09bf356428870d32c09a275c8a3e
Analyze and fix the following issue in the Linux kernel code: GFS2: Fix locking bug in rename
Problem Details: The rename code was taking a resource group lock in cases where it wasn't actually needed, this caused problems if the rename was resulting in an inode being unlinked. The patch ensures that we only take the rgrp lock early if it is really needed. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
```diff diff --git a/fs/gfs2/ops_inode.c b/fs/gfs2/ops_inode.c index 247436c10deb..78f73ca1ef3e 100644 --- a/fs/gfs2/ops_inode.c +++ b/fs/gfs2/ops_inode.c @@ -748,7 +748,7 @@ static int gfs2_rename(struct inode *odir, struct dentry *odentry, struct gfs2_rgrpd *nrgd; unsigned int num_gh; int dir_rename = 0; - int ...
7475e44246e8a7c435a7ed8fe1e94fc8898685d9
Analyze and fix the following issue in the Linux kernel code: OMAP: DSS2: Fix crash when panel doesn't define enable_te()
Problem Details: DSI driver didn't check if the panel driver actually implements enable_te(). Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
```diff diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c index 03f85df70749..e32a53c0889f 100644 --- a/drivers/video/omap2/dss/dsi.c +++ b/drivers/video/omap2/dss/dsi.c @@ -2932,11 +2932,15 @@ static int dsi_set_update_mode(struct omap_dss_device *dssdev, static int dsi_set_te(struct omap_d...
ff90a3488d98a63bf24bff37f77a9a37b00e7a54
Analyze and fix the following issue in the Linux kernel code: OMAP: DSS2: DSI: print debug DCS cmd in hex
Problem Details: Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
```diff diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c index 341c6bb2650b..e65056317a28 100644 --- a/drivers/video/omap2/dss/dsi.c +++ b/drivers/video/omap2/dss/dsi.c @@ -2058,7 +2058,7 @@ int dsi_vc_dcs_read(int channel, u8 dcs_cmd, u8 *buf, int buflen) int r; if (dsi.debug_read) - D...
397bb3c2e0810d56518e5e111fcedb593823514f
Analyze and fix the following issue in the Linux kernel code: OMAP: DSS2: DSI: fix VC channels in send_short and send_null
Problem Details: - dsi_vc_send_short() needs to use dest_per for the peripheral id - dsi_vc_send_null() was always using channel id 0 Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
```diff diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c index 5936487b5def..341c6bb2650b 100644 --- a/drivers/video/omap2/dss/dsi.c +++ b/drivers/video/omap2/dss/dsi.c @@ -1999,7 +1999,7 @@ static int dsi_vc_send_short(int channel, u8 data_type, u16 data, u8 ecc) return -EINVAL; } - da...
2d4b6faf7d1818e9a52ae9f068ab4ffd9c3be923
Analyze and fix the following issue in the Linux kernel code: can: mscan: fix improper return if dlc < 8 in start_xmit function
Problem Details: The start_xmit function of the MSCAN Driver did return improperly if the CAN dlc check failed (skb not freed and invalid return code). This patch adds a proper check of the frame lenght and data size and returns now correctly. The invalid skb packets are dropped silently as suggested by David Miller in...
```diff diff --git a/drivers/net/can/mscan/mscan.c b/drivers/net/can/mscan/mscan.c index 07346f880ca6..0dcbe8cfab64 100644 --- a/drivers/net/can/mscan/mscan.c +++ b/drivers/net/can/mscan/mscan.c @@ -4,7 +4,7 @@ * Copyright (C) 2005-2006 Andrey Volkov <avolkov@varma-el.com>, * Varma Electroni...
df2f7ec8c09ce879245c3309d859218188123ef1
Analyze and fix the following issue in the Linux kernel code: ep93xx_eth.c general cleanup
Problem Details: General cleanup of the ep93xx_eth driver. 1) Use pr_fmt() to prefix the module name and __func__ to the error messages. 2) <linux/io.h> instead of <asm/io.h> 3) <mach/hardware.h> instead of <mach/ep93xx-regs.h> and <mach/platform.h> 4) Move the ep93xx_mdio_read (and ep93xx_mdio_write) function to ...
```diff diff --git a/drivers/net/arm/ep93xx_eth.c b/drivers/net/arm/ep93xx_eth.c index b25467ac895c..bf72d57a0afd 100644 --- a/drivers/net/arm/ep93xx_eth.c +++ b/drivers/net/arm/ep93xx_eth.c @@ -9,6 +9,8 @@ * (at your option) any later version. */ +#define pr_fmt(fmt) KBUILD_MODNAME ":%s: " fmt, __func__ + #incl...
b7a9216c5a3205a6d721972bfd012c4eb5950e9c
Analyze and fix the following issue in the Linux kernel code: e1000e: fix and commonize code for setting the receive address registers
Problem Details: Fix e1000e_rar_set() to flush consecutive register writes to avoid write combining which some parts cannot handle. Update e1000e_init_rx_addrs() to call the fixed e1000e_rar_set() instead of duplicating code. Also change e1000e_rar_set() to _not_ set the Address Valid bit if the MAC address is all ze...
```diff diff --git a/drivers/net/e1000e/lib.c b/drivers/net/e1000e/lib.c index 97649bf53b05..2fa9b36a2c5a 100644 --- a/drivers/net/e1000e/lib.c +++ b/drivers/net/e1000e/lib.c @@ -125,6 +125,7 @@ void e1000_write_vfta_generic(struct e1000_hw *hw, u32 offset, u32 value) void e1000e_init_rx_addrs(struct e1000_hw *hw, u16...
28b8f04a5256ca5ec0781b06ee9353c37c650980
Analyze and fix the following issue in the Linux kernel code: e1000e: call pci_save_state() after pci_restore_state()
Problem Details: Due to a change in pci_restore_state()[1] which clears the saved_state flag, the driver should call pci_save_state() to set the flag once again to avoid issues with EEH (same fix that recently was submitted for ixgbe). [1] commmit 4b77b0a2ba27d64f58f16d8d4d48d8319dda36ff Signed-off-by: Bruce Allan <b...
```diff diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c index 762b697ce731..10aa0ec719df 100644 --- a/drivers/net/e1000e/netdev.c +++ b/drivers/net/e1000e/netdev.c @@ -4674,6 +4674,7 @@ static int e1000_resume(struct pci_dev *pdev) pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev);...
d49c9640975355c79f346869831bf9780d185de0
Analyze and fix the following issue in the Linux kernel code: netxen: fix set mac addr
Problem Details: o If tx and rx resources are not available, during set mac request. Then this request wont be passed to firmware and it will be added to driver mac list and will never make it to firmware. So if resources are not available, don't add it to driver mac list. Signed-off-by: Amit Kumar Salecha <amit...
```diff diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c index 398dfd46b8c1..85e28e60ecf1 100644 --- a/drivers/net/netxen/netxen_nic_hw.c +++ b/drivers/net/netxen/netxen_nic_hw.c @@ -690,6 +690,9 @@ void netxen_p3_nic_set_multi(struct net_device *netdev) struct list_head *head; n...
581e8ae49ea3a70b438991e388ded2dcbdbd2162
Analyze and fix the following issue in the Linux kernel code: netxen: fix smatch warning
Problem Details: o Fix pointless assignments 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_hw.c b/drivers/net/netxen/netxen_nic_hw.c index 2e364fee3cbb..398dfd46b8c1 100644 --- a/drivers/net/netxen/netxen_nic_hw.c +++ b/drivers/net/netxen/netxen_nic_hw.c @@ -345,8 +345,7 @@ netxen_pcie_sem_lock(struct netxen_adapter *adapter, int sem, u32 id_reg) void netx...
011f4ea09768fdf6f95e3781cba2ed681a2ac710
Analyze and fix the following issue in the Linux kernel code: netxen: fix tx ring memory leak
Problem Details: o While unloading driver or resetting the context, tx ring was not getting free. 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 02f8d4b4db63..925b69958da5 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -184,6 +184,8 @@ skip_rds: tx_ring = adapter->tx_ring; vfree(tx_ring->cmd_buf_arr); + kf...
edf12b4af6e1d2b7c42c75ff00e55a9c52c06d70
Analyze and fix the following issue in the Linux kernel code: sbawe: fix memory detection part 2
Problem Details: The patch "sbawe: fix memory detection" fixed detection for memoryless SB32 cards but broke detection of memory above 512KB. This patch fixes the regression. The patch has been tested on the SB32 card (CT3670) with 0MB, 2MB and 8MB memory installed. Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl> ...
```diff diff --git a/sound/isa/sb/emu8000.c b/sound/isa/sb/emu8000.c index 751762f1c59a..0c40951b6523 100644 --- a/sound/isa/sb/emu8000.c +++ b/sound/isa/sb/emu8000.c @@ -377,12 +377,13 @@ init_arrays(struct snd_emu8000 *emu) static void __devinit size_dram(struct snd_emu8000 *emu) { - int i, size; + int i, size, de...
444c1953d496d272208902ff7010dc70d1f887f0
Analyze and fix the following issue in the Linux kernel code: sound: oss: off by one bug
Problem Details: The problem is that in the original code sound_nblocks could go up to 1024 which would be an array overflow. This was found with a static checker and has been compile tested only. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Jaroslav Kysela <perex@perex.cz>
```diff diff --git a/sound/oss/dev_table.c b/sound/oss/dev_table.c index 08274c995d06..727bdb9ba2dc 100644 --- a/sound/oss/dev_table.c +++ b/sound/oss/dev_table.c @@ -67,14 +67,15 @@ int sound_install_audiodrv(int vers, char *name, struct audio_driver *driver, return -(EBUSY); } d = (struct audio_driver *) (soun...
4cd7d9247ffa2a27508c69563b66713519c196f5
Analyze and fix the following issue in the Linux kernel code: scc_pata: fix module unloading
Problem Details: scc_pata host driver predated module unloading support for IDE host drivers so even though it supports PCI hot-unplug and implements PCI device ->remove method it doesn't allow module removal. Fix it. Add missing __init/__exit tags to module_init/module_exit functions while at it (from Peter Huewe). ...
```diff diff --git a/drivers/ide/scc_pata.c b/drivers/ide/scc_pata.c index 1104bb301eb9..8066168992d7 100644 --- a/drivers/ide/scc_pata.c +++ b/drivers/ide/scc_pata.c @@ -872,20 +872,18 @@ static struct pci_driver scc_pci_driver = { .remove = __devexit_p(scc_remove), }; -static int scc_ide_init(void) +static int _...
704da560c0a0120d8869187f511491a00951a1d3
Analyze and fix the following issue in the Linux kernel code: tcp: update the netstamp_needed counter when cloning sockets
Problem Details: This fixes a netstamp_needed accounting issue when the listen socket has SO_TIMESTAMP set: s = socket(AF_INET, SOCK_STREAM, 0); setsockopt(s, SOL_SOCKET, SO_TIMESTAMP, 1); -> netstamp_needed = 1 bind(s, ...); listen(s, ...); s2 = accept(s, ...); -> netstamp_needed = 1 close(s2)...
```diff diff --git a/net/core/sock.c b/net/core/sock.c index 76ff58d43e26..e1f6f225f012 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1205,6 +1205,10 @@ struct sock *sk_clone(const struct sock *sk, const gfp_t priority) if (newsk->sk_prot->sockets_allocated) percpu_counter_inc(newsk->sk_prot->sockets_...
7b3a177b0d4f92b3431b8dca777313a07533a710
Analyze and fix the following issue in the Linux kernel code: ALSA: pcm_lib: fix "something must be really wrong" condition
Problem Details: When runtime->periods == 1 or when pointer crosses end of ring buffer, the delta might be greater than buffer_size. Signed-off-by: Jaroslav Kysela <perex@perex.cz>
```diff diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c index a63226232ef4..c7b35b20e659 100644 --- a/sound/core/pcm_lib.c +++ b/sound/core/pcm_lib.c @@ -362,7 +362,7 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream, (unsigned long)runtime->hw_ptr_base); } /* something must b...
7751b8cb754f1bc48b20c1145d43c7651d4951fd
Analyze and fix the following issue in the Linux kernel code: drm/kms/fb: check for depth changes from userspace for resizing.
Problem Details: If userspace (plymouth in this case) asks for a deeper depth, refuse it as well due to lack of resizing. This fixes an issue since < 32MB cards went to 8bpp and plymouth crashes on startup. Signed-off-by: Dave Airlie <airlied@redhat.com>
```diff diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 100ee48760b7..1c2b7d44ec05 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -606,11 +606,10 @@ int drm_fb_helper_check_var(struct fb_var_screeninfo *var, return -EINVAL; /* Need to re...
992dc9ae61f86db3b8ef9f8d6b7df898c90e8c08
Analyze and fix the following issue in the Linux kernel code: drm: Keep disabled outputs disabled after suspend / resume
Problem Details: With the current DRM code, an output that has been powered off from userspace will automatically power back on when resuming from suspend. This patch fixes this behaviour. Tested only with the Intel i915 driver on an Intel GM45 Express chipset. Signed-off-by: David John <davidjon@xenontk.org> Reviewe...
```diff diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c index 4231d6db72ec..aba79c494587 100644 --- a/drivers/gpu/drm/drm_crtc_helper.c +++ b/drivers/gpu/drm/drm_crtc_helper.c @@ -216,7 +216,7 @@ bool drm_helper_crtc_in_use(struct drm_crtc *crtc) EXPORT_SYMBOL(drm_helper_crtc_in_use)...
62cdc0c20663ef840a94850892517b2b7f584904
Analyze and fix the following issue in the Linux kernel code: drm/radeon/kms: Workaround RV410/R420 CP errata (V3)
Problem Details: Long story short, this fixes sporadic hardlocks with my rv410 during times of intense 2D acceleration (Flash on Fx3). V2: Fix indentation and move errata_fini to suspend function so we don't leak scratch register over suspend/resume cycle. V3: Move scratch_reg to asic specific structure (aim is to slo...
```diff diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c index c05a7270cf0c..f46502a253ec 100644 --- a/drivers/gpu/drm/radeon/r420.c +++ b/drivers/gpu/drm/radeon/r420.c @@ -30,6 +30,7 @@ #include "radeon_reg.h" #include "radeon.h" #include "atom.h" +#include "r100d.h" #include "r420d.h" ...
06b6476d6b291473d0928ed242158a001d50c0f0
Analyze and fix the following issue in the Linux kernel code: drm/radeon/kms: detect sideport memory on IGP chips
Problem Details: This detects if the sideport memory is enabled and if it is VRAM is evicted on suspend/resume. This should fix s/r issues on some IGPs. Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
```diff diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 5c6058c6ddde..921926f3d1f3 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -726,6 +726,10 @@ int r600_mc_init(struct radeon_device *rdev) a.full = rfixed_const(100); rdev->pm.sclk.full = rfixed...
fc9a89f97e532152ae614d5ce717b81c8f8b0e91
Analyze and fix the following issue in the Linux kernel code: drm/radeon: fix a couple of array index errors
Problem Details: There are a couple of array overruns, and some associated confusion in the code. This is just a wild guess at what the code should actually look like. Coverity CID: 13305 13306 agd5f: fix up the original intent of the timing code Signed-off-by: Darren Jenkins <darrenrjenkins@gmail.com> Signed-off-by...
```diff diff --git a/drivers/gpu/drm/radeon/radeon_legacy_tv.c b/drivers/gpu/drm/radeon/radeon_legacy_tv.c index 3a12bb0c0563..417684daef4c 100644 --- a/drivers/gpu/drm/radeon/radeon_legacy_tv.c +++ b/drivers/gpu/drm/radeon/radeon_legacy_tv.c @@ -77,7 +77,7 @@ struct radeon_tv_mode_constants { unsigned pix_to_tv; };...
a5899fcc189e9357873ddf26d5e6e7e6ff84c2f4
Analyze and fix the following issue in the Linux kernel code: drm/radeon/kms: fix typo in atom connector type handling
Problem Details: Also remove the problematic enums that were unused remnants from the ddx. Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
```diff diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c index ccba95f83d11..844c513f7244 100644 --- a/drivers/gpu/drm/radeon/radeon_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_encoders.c @@ -604,13 +604,13 @@ atombios_get_encoder_mode(struct drm_encoder *encoder) e...
d13fecd0293d55a4bcb8a31078216504192d8ce0
Analyze and fix the following issue in the Linux kernel code: [ARM] pxa: fix strange characters in zaurus gpio .desc
Problem Details: Somehow, strange characters made their way zaurus gpio .desc fields. Fix it. Signed-off-by: Pavel Machek <pavel@ucw.cz> Acked-by: Stanislav Brabec <utx@penguin.cz> Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
```diff diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 4b50f144fa48..28352c0b8c34 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -389,13 +389,13 @@ static struct gpio_keys_button spitz_gpio_keys[] = { .type = EV_SW, .code = 0, .gpio = SPITZ_GPIO_SWA, - .des...
6837e895cbfd5ce8a717f112e927d2815f341e54
Analyze and fix the following issue in the Linux kernel code: ixgbe: Fix compiler warning about variable being used uninitialized
Problem Details: tc is still throwing a warning that is could be used uninitialized. This fixes it, and properly formats the device ID checks for the use of this variable. Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: Da...
```diff diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index 1a2ea621e371..2ad754c864cf 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -262,10 +262,12 @@ static inline bool ixgbe_tx_is_paused(struct ixgbe_adapter *adapter, int reg_idx = tx_ring->reg_...
7e848ae113ca7442ba6b44168fa2238224f37e8a
Analyze and fix the following issue in the Linux kernel code: stmmac: rename mac100 as dwmac100 and fix spare coding style
Problem Details: This patch renames the mac100.[ch] as dwmac100.[ch]; this looks more specific and appropriate for these chip series. The patch also fixes some spare coding style issues. Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: David S. Miller <davem@davemloft.net>
```diff diff --git a/drivers/net/stmmac/Makefile b/drivers/net/stmmac/Makefile index c8f499a71251..2ed83859fd59 100644 --- a/drivers/net/stmmac/Makefile +++ b/drivers/net/stmmac/Makefile @@ -1,4 +1,4 @@ obj-$(CONFIG_STMMAC_ETH) += stmmac.o stmmac-$(CONFIG_STMMAC_TIMER) += stmmac_timer.o stmmac-objs:= stmmac_main.o s...
65818fa744e70a58d230083dda1f1cd8e5c5e2ee
Analyze and fix the following issue in the Linux kernel code: stmmac: do not call fix_mac_speed if NULL
Problem Details: On some platforms, fix_mac_speed is used for configuring some sysconf registers according to the working speed. This patch fixes the fix_mac_speed invocation that cannot be done if it is a NULL pointer. Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: David S. Miller <davem@da...
```diff diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c index a02006d57a59..82ebbc0c8839 100644 --- a/drivers/net/stmmac/stmmac_main.c +++ b/drivers/net/stmmac/stmmac_main.c @@ -258,8 +258,9 @@ static void stmmac_adjust_link(struct net_device *dev) } else { ctrl &= ~priv->mac...
609634799eba48bb9e80ce56dfd87930f17bf6fa
Analyze and fix the following issue in the Linux kernel code: stmmac: convert unicast addr list to list_head
Problem Details: This patch converts unicast address list to standard list_head using previously introduced struct netdev_hw_addr. Note: this patch also removes a debug printk used for displaying the mac addresses. Indeed, it's is possible to dump the registers with ethtool. Signed-off-by: Giuseppe Cavallaro <peppe.c...
```diff diff --git a/drivers/net/stmmac/gmac.c b/drivers/net/stmmac/gmac.c index 52586ee68953..982875646725 100644 --- a/drivers/net/stmmac/gmac.c +++ b/drivers/net/stmmac/gmac.c @@ -435,7 +435,7 @@ static void gmac_set_filter(struct net_device *dev) unsigned int value = 0; DBG(KERN_INFO "%s: # mcasts %d, # unica...
6c57a332901f851bd092aba7a2b4d8ef4e643829
Analyze and fix the following issue in the Linux kernel code: [IA64] __per_cpu_idtrs[] is a memory hog
Problem Details: __per_cpu_idtrs is statically allocated ... on CONFIG_NR_CPUS=4096 systems it hogs 16MB of memory. This is way too much for a quite probably unused facility (only KVM uses dynamic TR registers). Change to an array of pointers, and allocate entries as needed on a per cpu basis. Change the name too as ...
```diff diff --git a/arch/ia64/include/asm/tlb.h b/arch/ia64/include/asm/tlb.h index 85d965cb19a0..23cce999eb1c 100644 --- a/arch/ia64/include/asm/tlb.h +++ b/arch/ia64/include/asm/tlb.h @@ -74,7 +74,7 @@ struct ia64_tr_entry { extern int ia64_itr_entry(u64 target_mask, u64 va, u64 pte, u64 log_size); extern void ia6...