usb: gadget: fotg210-udc: remove duplicate conditions

We handle the "if (!req->req.length)" condition at the start of the
function and return.  We can delete this dead code.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/gadget/udc/fotg210-udc.c b/drivers/usb/gadget/udc/fotg210-udc.c
index 1137e3384218c11e738b88067f01fd8ee4105f25..a99ed6d80e9ab6314ebeffb5c3f1dd174ed947a7 100644 (file)
--- a/drivers/usb/gadget/udc/fotg210-udc.c
+++ b/drivers/usb/gadget/udc/fotg210-udc.c
@@ -384,25 +384,15 @@ static void fotg210_ep0_queue(struct fotg210_ep *ep,
                return;
        }
        if (ep->dir_in) { /* if IN */
-               if (req->req.length) {
-                       fotg210_start_dma(ep, req);
-               } else {
-                       pr_err("%s : req->req.length = 0x%x\n",
-                              __func__, req->req.length);
-               }
+               fotg210_start_dma(ep, req);
                if ((req->req.length == req->req.actual) ||
                    (req->req.actual < ep->ep.maxpacket))
                        fotg210_done(ep, req, 0);
        } else { /* OUT */
-               if (!req->req.length) {
-                       fotg210_done(ep, req, 0);
-               } else {
-                       u32 value = ioread32(ep->fotg210->reg +
-                                               FOTG210_DMISGR0);
+               u32 value = ioread32(ep->fotg210->reg + FOTG210_DMISGR0);
 
-                       value &= ~DMISGR0_MCX_OUT_INT;
-                       iowrite32(value, ep->fotg210->reg + FOTG210_DMISGR0);
-               }
+               value &= ~DMISGR0_MCX_OUT_INT;
+               iowrite32(value, ep->fotg210->reg + FOTG210_DMISGR0);
        }
 }