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authorWang YanQing <udknight@gmail.com>2012-08-13 18:02:32 +0800
committerFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>2012-08-23 13:18:08 +0000
commit7ed25867478fb8d2118eb84b99c1bf21e4ae695c (patch)
tree6a260ca55c6ea92e7ffbceca176b22cfb1d13f81 /drivers/video/uvesafb.c
parentbada55371fb2b3615983ba231cad61ef21bdf9c3 (diff)
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.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c
index b0e2a4261af..2f8f82d874a 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);