V4L/DVB (5304): Improve chip matching in v4l2_register

The chip matching in struct v4l2_register for VIDIOC_DBG_G/S_REGISTER 
was rather primitive. It could not be extended to other busses besides 
i2c and it lacked a way to.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/media/video/tvp5150.c b/drivers/media/video/tvp5150.c
index 886b5df7c9d1..d5ec05f56adf 100644
--- a/drivers/media/video/tvp5150.c
+++ b/drivers/media/video/tvp5150.c
@@ -955,7 +955,7 @@ static int tvp5150_command(struct i2c_client *c,
         {
                 struct v4l2_register *reg = arg;
 
-                if (reg->i2c_id != I2C_DRIVERID_TVP5150)
+                if (!v4l2_chip_match_i2c_client(c, reg->match_type, reg->match_chip))
                         return -EINVAL;
                 if (!capable(CAP_SYS_ADMIN))
                         return -EPERM;