From mboxrd@z Thu Jan 1 00:00:00 1970 From: garsilva@embeddedor.com (Gustavo A. R. Silva) Date: Tue, 27 Jun 2017 16:30:30 -0500 Subject: [PATCH] usb: gadget: udc-xilinx: remove useless variable assignment in xudc_read_fifo() Message-ID: <20170627213030.GA5574@embeddedgus> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Value assigned to variable bufferspace at line 637 is overwritten at line 613, before it can be used. This makes such variable assignment useless. Addresses-Coverity-ID: 1397677 Signed-off-by: Gustavo A. R. Silva --- drivers/usb/gadget/udc/udc-xilinx.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/usb/gadget/udc/udc-xilinx.c b/drivers/usb/gadget/udc/udc-xilinx.c index de207a9..7afdf8e 100644 --- a/drivers/usb/gadget/udc/udc-xilinx.c +++ b/drivers/usb/gadget/udc/udc-xilinx.c @@ -634,7 +634,6 @@ static int xudc_read_fifo(struct xusb_ep *ep, struct xusb_req *req) dev_dbg(udc->dev, "read %s, %d bytes%s req %p %d/%d\n", ep->ep_usb.name, count, is_short ? "/S" : "", req, req->usb_req.actual, req->usb_req.length); - bufferspace -= count; /* Completion */ if ((req->usb_req.actual == req->usb_req.length) || is_short) { if (udc->dma_enabled && req->usb_req.length) -- 2.5.0