usb: gadget: amd5536udc: unconditionally use GFP_ATOMIC in udc_queue()
As far as prep_dma() is called with spinlock held, we have to pass GFP_ATOMIC regardless of gfp argument. Found by Linux Driver Verification project (linuxtesting.org). Signed-off-by: NAlexey Khoroshilov <khoroshilov@ispras.ru> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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