From: Michael Grzeschik <m.grzeschik@pengutronix.de>
Date: Fri, 8 Aug 2014 15:38:57 +0000 (+0200)
Subject: usb: gadget: uvc: fix possible lockup in uvc gadget
X-Git-Tag: omap-fixes-against-v3.17-rc3~24^2~15^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bd52b813a999e44d2e35c2390d02fa4d0f61d08a;p=pandora-kernel.git

usb: gadget: uvc: fix possible lockup in uvc gadget

If the pending buffers in the queue could not be pushed to the udc
endpoint we have to cancel the uvc_queue. Otherwise the gadget will get
stuck on this error. This patch calls uvc_queue_cancel if usb_ep_queue
failed.

Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---

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