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usb: gadget: gr_udc: unconditionally use GFP_ATOMIC in gr_queue_ext()

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As far as gr_queue() is called with spinlock held,
we have to pass GFP_ATOMIC regardless of gfp argument.

Found by Linux Driver Verification project (linuxtesting.org).

Acked-by: Andreas Larsson <andreas@gaisler.com>
Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Alexey Khoroshilov 2014-05-08 00:26:52 +04:00 committed by Felipe Balbi
parent f06d186dbd
commit 966036fde6
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/gadget/gr_udc.c
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@ -1684,7 +1684,7 @@ static int gr_queue_ext(struct usb_ep *_ep, struct usb_request *_req,
if (ep->is_in)
gr_dbgprint_request("EXTERN", ep, req);
ret = gr_queue(ep, req, gfp_flags);
ret = gr_queue(ep, req, GFP_ATOMIC);
spin_unlock(&ep->dev->lock);