V4L/DVB (10501): saa7146: prevent unnecessary loading of v4l2-common.

Signed-off-by: NHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/common/saa7146_video.c

@@ -1124,7 +1124,7 @@ static int vidioc_g_chip_ident(struct file *file, void *__fh,
 
 	chip->ident = V4L2_IDENT_NONE;
 	chip->revision = 0;
-	if (v4l2_chip_match_host(&chip->match)) {
+	if (chip->match.type == V4L2_CHIP_MATCH_HOST && !chip->match.addr) {
 		chip->ident = V4L2_IDENT_SAA7146;
 		return 0;
 	}