summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorDan Carpenter <dan.carpenter@oracle.com>2012-03-15 15:17:12 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-15 17:03:04 -0700
commitcf2b94daab9f3d21b0a393bef91292622f6a8ca4 (patch)
tree94072a3065136a32496265be81922274db8021cd
parent5eb1eb4ea102c9aed8a791892a5b0431b058f20e (diff)
downloadlinux-sh-cf2b94daab9f3d21b0a393bef91292622f6a8ca4.tar.gz
drivers/video/backlight/s6e63m0.c: fix corruption storing gamma mode
strict_strtoul() writes a long but ->gamma_mode only has space to store an int, so on 64 bit systems we end up scribbling over ->gamma_table_count as well. I've changed it to use kstrtouint() instead. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Inki Dae <inki.dae@samsung.com> Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/video/backlight/s6e63m0.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/video/backlight/s6e63m0.c b/drivers/video/backlight/s6e63m0.c
index e132157d8545..516db703dd24 100644
--- a/drivers/video/backlight/s6e63m0.c
+++ b/drivers/video/backlight/s6e63m0.c
@@ -690,7 +690,7 @@ static ssize_t s6e63m0_sysfs_store_gamma_mode(struct device *dev,
struct backlight_device *bd = NULL;
int brightness, rc;
- rc = strict_strtoul(buf, 0, (unsigned long *)&lcd->gamma_mode);
+ rc = kstrtouint(buf, 0, &lcd->gamma_mode);
if (rc < 0)
return rc;