[media] v4l: omap4iss: Remove double semicolon at end of line

Pure CodingStyle fixes.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

drivers/staging/media/omap4iss/iss_video.c

@@ -1039,7 +1039,7 @@ static int iss_video_mmap(struct file *file, struct vm_area_struct *vma)
 {
 	struct iss_video_fh *vfh = to_iss_video_fh(file->private_data);
 
-	return vb2_mmap(&vfh->queue, vma);;
+	return vb2_mmap(&vfh->queue, vma);
 }
 
 static struct v4l2_file_operations iss_video_fops = {