Messages in this thread Patch in this message | | | From | Kiran Padwal <> | Subject | [PATCH] video: ARM CLCD: Add missing error check for devm_kzalloc | Date | Wed, 11 Feb 2015 15:06:45 +0530 |
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This patch add a missing check on the return value of devm_kzalloc, which would cause a NULL pointer dereference in a OOM situation.
Signed-off-by: Kiran Padwal <kiran.padwal@smartplayin.com> --- drivers/video/fbdev/amba-clcd.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/video/fbdev/amba-clcd.c b/drivers/video/fbdev/amba-clcd.c index 32c0b6b..9362424 100644 --- a/drivers/video/fbdev/amba-clcd.c +++ b/drivers/video/fbdev/amba-clcd.c @@ -599,6 +599,9 @@ static int clcdfb_of_get_mode(struct device *dev, struct device_node *endpoint, len = clcdfb_snprintf_mode(NULL, 0, mode); name = devm_kzalloc(dev, len + 1, GFP_KERNEL); + if (!name) + return -ENOMEM; + clcdfb_snprintf_mode(name, len + 1, mode); mode->name = name; -- 1.7.9.5
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