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authorKiran Padwal <kiran.padwal@smartplayin.com>2015-02-11 15:06:45 +0530
committerTomi Valkeinen <tomi.valkeinen@ti.com>2015-02-26 10:23:15 +0200
commit11f09e53af05822d8c481edc70c08d925d8ef7dd (patch)
treeb290305261e6f07e7551ba9d153befb25bdb234c /drivers/video
parentc517d838eb7d07bbe9507871fab3931deccff539 (diff)
downloadlinux-11f09e53af05822d8c481edc70c08d925d8ef7dd.tar.bz2
video: ARM CLCD: Add missing error check for devm_kzalloc
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> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/fbdev/amba-clcd.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/fbdev/amba-clcd.c b/drivers/video/fbdev/amba-clcd.c
index 32c0b6b28097..9362424c2340 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;