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authorKees Cook <keescook@chromium.org>2014-04-08 06:44:07 +0200
committerArtem Bityutskiy <artem.bityutskiy@linux.intel.com>2014-05-05 08:31:33 +0200
commitbebfef150e0b8fa68704cddacf05b8c26462d565 (patch)
tree355c3fbe05d8749a4a31767d70085f5df3385f17 /drivers/mtd/ubi/block.c
parentUBI: fix ubi free PEBs count calculation (diff)
downloadlinux-bebfef150e0b8fa68704cddacf05b8c26462d565.tar.xz
linux-bebfef150e0b8fa68704cddacf05b8c26462d565.zip
UBI: avoid workqueue format string leak
When building the name for the workqueue thread, make sure a format string cannot leak in from the disk name. Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Diffstat (limited to 'drivers/mtd/ubi/block.c')
-rw-r--r--drivers/mtd/ubi/block.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/ubi/block.c b/drivers/mtd/ubi/block.c
index 7ff473c871a9..8d659e6a1b4c 100644
--- a/drivers/mtd/ubi/block.c
+++ b/drivers/mtd/ubi/block.c
@@ -431,7 +431,7 @@ int ubiblock_create(struct ubi_volume_info *vi)
* Create one workqueue per volume (per registered block device).
* Rembember workqueues are cheap, they're not threads.
*/
- dev->wq = alloc_workqueue(gd->disk_name, 0, 0);
+ dev->wq = alloc_workqueue("%s", 0, 0, gd->disk_name);
if (!dev->wq)
goto out_free_queue;
INIT_WORK(&dev->work, ubiblock_do_work);