UPSTREAM: usb: dwc3: gadget: simplify next_request() return check

[firefly-linux-kernel-4.4.55.git] / drivers / usb / dwc3 / gadget.c

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index ca06ab8e2e4e582a5f1e973facd9f2e8be9239a4..3d131b7aae5970a8969b5b3448767cc227551524 100644 (file)
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1885,10 +1885,9 @@ static int dwc3_cleanup_done_reqs(struct dwc3 *dwc, struct dwc3_ep *dep,
 
        do {
                req = next_request(&dep->req_queued);
-               if (!req) {
-                       WARN_ON_ONCE(1);
+               if (WARN_ON_ONCE(!req))
                        return 1;
-               }
+
                i = 0;
                do {
                        slot = req->start_slot + i;