[media] em28xx: declare em28xx_stop_streaming as static

That fixes the following warning:
	drivers/media/usb/em28xx/em28xx-video.c:611:5: warning: no previous prototype for 'em28xx_stop_streaming' [-Wmissing-prototypes]

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/usb/em28xx/em28xx-video.c b/drivers/media/usb/em28xx/em28xx-video.c
index 40b96d17ccf8baa027a3307ea1bcc798d042f973..75027e390738ee13fc78cc4aeca032a26714a5ca 100644 (file)
--- a/drivers/media/usb/em28xx/em28xx-video.c
+++ b/drivers/media/usb/em28xx/em28xx-video.c
@@ -608,7 +608,7 @@ fail:
        return rc;
 }
 
-int em28xx_stop_streaming(struct vb2_queue *vq)
+static int em28xx_stop_streaming(struct vb2_queue *vq)
 {
        struct em28xx *dev = vb2_get_drv_priv(vq);
        struct em28xx_dmaqueue *vidq = &dev->vidq;