media: staging: media: imx: remove commented code

The virtual channel is always treated as 0 once the stream enters
CSI's. Commented code in the "#if 0" can be safely removed as it will
not serve any purpose in future.  Issue reported by checkpatch script.
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

@@ -1131,13 +1131,6 @@ 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.
 		 */
-#if 0
-		mutex_unlock(&priv->lock);
-		vc_num = imx_media_find_mipi_csi2_channel(&priv->sd.entity);
-		if (vc_num < 0)
-			return vc_num;
-		mutex_lock(&priv->lock);
-#endif
 		ipu_csi_set_mipi_datatype(priv->csi, vc_num,
 					  &priv->format_mbus[CSI_SINK_PAD]);
 	}