[media] s5p-mfc: Optimize copy time stamp handling

For the sake of simplicity and readability memcpy was replaced with
assignment.
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/platform/s5p-mfc/s5p_mfc.c

@@ -243,12 +243,10 @@ static void s5p_mfc_handle_frame_copy_time(struct s5p_mfc_ctx *ctx)
 	src_buf = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list);
 	list_for_each_entry(dst_buf, &ctx->dst_queue, list) {
 		if (vb2_dma_contig_plane_dma_addr(dst_buf->b, 0) == dec_y_addr) {
-			memcpy(&dst_buf->b->v4l2_buf.timecode,
-				&src_buf->b->v4l2_buf.timecode,
-				sizeof(struct v4l2_timecode));
-			memcpy(&dst_buf->b->v4l2_buf.timestamp,
-				&src_buf->b->v4l2_buf.timestamp,
-				sizeof(struct timeval));
+			dst_buf->b->v4l2_buf.timecode =
+						src_buf->b->v4l2_buf.timecode;
+			dst_buf->b->v4l2_buf.timestamp =
+						src_buf->b->v4l2_buf.timestamp;
 			switch (frame_type) {
 			case S5P_FIMV_DECODE_FRAME_I_FRAME:
 				dst_buf->b->v4l2_buf.flags |=