media: staging: media: imx: remove unnecessary variable use

Use of variable vc_num is unnecessary here as it is used only once.
Instead, the value can directly be used in place of the variable.
Signed-off-by: Deepak R Varma <mh12gx2825@gmail.com>
Acked-by: Steve Longerbeam <slongerbeam@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/staging/media/imx/imx-media-csi.c

@@ -1123,7 +1123,6 @@ static int csi_link_validate(struct v4l2_subdev *sd,
 	priv->upstream_ep = upstream_ep;
 	is_csi2 = !is_parallel_bus(&upstream_ep);
 	if (is_csi2) {
-		int vc_num = 0;
 		/*
 		 * NOTE! It seems the virtual channels from the mipi csi-2
 		 * receiver are used only for routing by the video mux's,
@@ -1131,7 +1130,7 @@ static int csi_link_validate(struct v4l2_subdev *sd,
 		 * enters the CSI's however, they are treated internally
 		 * in the IPU as virtual channel 0.
 		 */
-		ipu_csi_set_mipi_datatype(priv->csi, vc_num,
+		ipu_csi_set_mipi_datatype(priv->csi, 0,
 					  &priv->format_mbus[CSI_SINK_PAD]);
 	}