On 11/02/15 11:36, Kiran Padwal wrote: > 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@xxxxxxxxxxxxxxx> > --- > 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; > > Thanks, queued for 3.20. Tomi
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