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author | 2012-08-13 18:02:32 +0800 | |
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committer | 2012-08-23 13:18:08 +0000 | |
commit | 7ed25867478fb8d2118eb84b99c1bf21e4ae695c (patch) | |
tree | 6a260ca55c6ea92e7ffbceca176b22cfb1d13f81 /drivers/video/uvesafb.c | |
parent | video: exynos_dp: check time loop for RPLY_RECEIV (diff) | |
download | linux-7ed25867478fb8d2118eb84b99c1bf21e4ae695c.tar.gz linux-7ed25867478fb8d2118eb84b99c1bf21e4ae695c.tar.bz2 linux-7ed25867478fb8d2118eb84b99c1bf21e4ae695c.zip |
video:uvesafb: check the return value of kzalloc
Michal maybe forgot it merely, we should add code
to check the return value of kzalloc to make the
code more robust.
Signed-off-by: Wang YanQing <udknight@gmail.com>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Diffstat (limited to 'drivers/video/uvesafb.c')
-rw-r--r-- | drivers/video/uvesafb.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c index b0e2a4261afe..2f8f82d874a1 100644 --- a/drivers/video/uvesafb.c +++ b/drivers/video/uvesafb.c @@ -659,6 +659,8 @@ static int __devinit uvesafb_vbe_getedid(struct uvesafb_ktask *task, task->t.flags = TF_BUF_RET | TF_BUF_ESDI; task->t.buf_len = EDID_LENGTH; task->buf = kzalloc(EDID_LENGTH, GFP_KERNEL); + if (!task->buf) + return -ENOMEM; err = uvesafb_exec(task); |