Commit b8300702 authored May 29, 2013 by Hans Verkuil Committed by Mauro Carvalho Chehab Jun 17, 2013

[media] saa7134: check register address in g_register



Prevent reading out-of-range register values.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

parent 29d6a98b

drivers/media/pci/saa7134/saa7134-video.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -2258,7 +2258,7 @@ static int vidioc_g_register (struct file file, void priv,
		struct saa7134_fh *fh = priv;
		struct saa7134_dev *dev = fh->dev;

		reg->val = saa_readb(reg->reg);
		reg->val = saa_readb(reg->reg & 0xffffff);
		reg->size = 1;
		return 0;
		}