[media] vb2: change result code of buf_finish to void

The buf_finish op should always work, so change the return type to void.
Update the few drivers that use it.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Pawel Osciak <pawel@osciak.com>
Reviewed-by: Pawel Osciak <pawel@osciak.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/media/usb/pwc/pwc-if.c b/drivers/media/usb/pwc/pwc-if.c
index 8bef0152b1ce..1a27096b3f91 100644
--- a/drivers/media/usb/pwc/pwc-if.c
+++ b/drivers/media/usb/pwc/pwc-if.c
@@ -614,7 +614,7 @@ static int buffer_prepare(struct vb2_buffer *vb)
         return 0;
 }
 
-static int buffer_finish(struct vb2_buffer *vb)
+static void buffer_finish(struct vb2_buffer *vb)
 {
         struct pwc_device *pdev = vb2_get_drv_priv(vb->vb2_queue);
         struct pwc_frame_buf *buf = container_of(vb, struct pwc_frame_buf, vb);
@@ -624,7 +624,7 @@ static int buffer_finish(struct vb2_buffer *vb)
          * filled, take the pwc data we've stored in buf->data and decompress
          * it into a usable format, storing the result in the vb2_buffer
          */
-        return pwc_decompress(pdev, buf);
+        pwc_decompress(pdev, buf);
 }
 
 static void buffer_cleanup(struct vb2_buffer *vb)