Commit ffc4b406 authored Sep 19, 2016 by Masahiro Yamada Committed by Felipe Balbi Nov 03, 2016

usb: dwc2: cleanup with list_first_entry_or_null()



The combo of list_empty() check and return list_first_entry()
can be replaced with list_first_entry_or_null().

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

parent 3f5ad864

drivers/usb/dwc2/gadget.c

+2 −4

Original line number	Diff line number	Diff line
		@@ -1099,10 +1099,8 @@ static int dwc2_hsotg_ep_sethalt(struct usb_ep *ep, int value, bool now);
		*/
		static struct dwc2_hsotg_req get_ep_head(struct dwc2_hsotg_ep hs_ep)
		{
		if (list_empty(&hs_ep->queue))
		return NULL;

		return list_first_entry(&hs_ep->queue, struct dwc2_hsotg_req, queue);
		return list_first_entry_or_null(&hs_ep->queue, struct dwc2_hsotg_req,
		queue);
		}

		/**

Admin message