[media] s5p-mfc: Fix volatile controls setup

Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/s5p-mfc/s5p_mfc_dec.c

@@ -165,7 +165,7 @@ static struct mfc_control controls[] = {
 		.maximum = 32,
 		.step = 1,
 		.default_value = 1,
-		.flags = V4L2_CTRL_FLAG_VOLATILE,
+		.is_volatile = 1,
 	},
 };