V4L/DVB (6731): ivtv: Remove a invalid shadow-variable

Remove the shadowing 'struct v4l2_chip_ident *chip', since it already exists
and makes the if-statement useless.

Signed-off-by: Richard Knutsson <ricknu-0@student.ltu.se>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c
index 0618fee..25b6884 100644
--- a/drivers/media/video/ivtv/ivtv-ioctl.c
+++ b/drivers/media/video/ivtv/ivtv-ioctl.c
@@ -673,11 +673,8 @@
 		chip->ident = V4L2_IDENT_NONE;
 		chip->revision = 0;
 		if (reg->match_type == V4L2_CHIP_MATCH_HOST) {
-			if (v4l2_chip_match_host(reg->match_type, reg->match_chip)) {
-				struct v4l2_chip_ident *chip = arg;
-
+			if (v4l2_chip_match_host(reg->match_type, reg->match_chip))
 				chip->ident = itv->has_cx23415 ? V4L2_IDENT_CX23415 : V4L2_IDENT_CX23416;
-			}
 			return 0;
 		}
 		if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER)