From: Hans Verkuil <hans.verk...@cisco.com>
Prevent reading out-of-range register values.
Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
Cc: Mauro Carvalho Chehab <mche...@redhat.com>
---
drivers/media/pci/saa7134/saa7134-video.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/media/pci/saa7134/saa7134-video.c
b/drivers/media/pci/saa7134/saa7134-video.c
index 737e643..db4cc1c 100644
--- a/drivers/media/pci/saa7134/saa7134-video.c
+++ b/drivers/media/pci/saa7134/saa7134-video.c
@@ -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;
}
@@ -2269,7 +2269,7 @@ static int vidioc_s_register (struct file *file, void
*priv,
struct saa7134_fh *fh = priv;
struct saa7134_dev *dev = fh->dev;
- saa_writeb(reg->reg&0xffffff, reg->val);
+ saa_writeb(reg->reg & 0xffffff, reg->val);
return 0;
}
#endif
--
1.7.10.4
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