We shouldn't try to dequeue a NULL pointer.

Signed-off-by: Felipe Balbi <ba...@ti.com>
---
 drivers/usb/gadget/function/uvc_video.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/gadget/function/uvc_video.c 
b/drivers/usb/gadget/function/uvc_video.c
index c3e1f27..9cb86bc 100644
--- a/drivers/usb/gadget/function/uvc_video.c
+++ b/drivers/usb/gadget/function/uvc_video.c
@@ -352,7 +352,8 @@ int uvcg_video_enable(struct uvc_video *video, int enable)
 
        if (!enable) {
                for (i = 0; i < UVC_NUM_REQUESTS; ++i)
-                       usb_ep_dequeue(video->ep, video->req[i]);
+                       if (video->req[i])
+                               usb_ep_dequeue(video->ep, video->req[i]);
 
                uvc_video_free_requests(video);
                uvcg_queue_enable(&video->queue, 0);
-- 
2.1.0.GIT

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