Issue of the Implementation # L0074
usb: gadget: mv_udc: use GFP_ATOMIC in build_dtd()
build_dtd() is called either from interrupt handler mv_udc_irq() or with spinlock held (from mv_ep_queue()). So it should alloc memory with GFP_ATOMIC, not GFP_KERNEL.
Fixed in kernel 3.7-rc1