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[media] vpx3220: signedness bug in vpx3220_fp_read() 

The intent was to return -1 on error and that's what the callers expect
but the current code returns USHRT_MAX instead.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Dan Carpenter 2016-01-06 08:05:52 -02:00 committed by Mauro Carvalho Chehab
parent 74dc385cb4
commit 39de7d95f8
1 changed files with 1 additions and 1 deletions
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2
drivers/media/i2c/vpx3220.c
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@ -124,7 +124,7 @@ static int vpx3220_fp_write(struct v4l2_subdev *sd, u8 fpaddr, u16 data)
return 0;
}
static u16 vpx3220_fp_read(struct v4l2_subdev *sd, u16 fpaddr)
static int vpx3220_fp_read(struct v4l2_subdev *sd, u16 fpaddr)
{
struct i2c_client *client = v4l2_get_subdevdata(sd);
s16 data;