* [PATCH] usb: gadget: udc: Remove useless variable assignment in xudc_read_fifo()
@ 2022-05-06 17:53 Piyush Mehta
0 siblings, 0 replies; only message in thread
From: Piyush Mehta @ 2022-05-06 17:53 UTC (permalink / raw)
To: balbi, gregkh, Michal Simek, shubhrajyoti.datta, lee.jones,
christophe.jaillet, szymon.heidrich, jakobkoschel, linux-usb,
linux-arm-kernel, linux-kernel
Cc: radheys, git, sivadur, Piyush Mehta
This patch removes the unused variables assignment warning.
Value assigned to variable bufferspace is overwritten, before
it can be used. This makes such variable assignment useless.
Reported Coverity warning: UNUSED_VALUE
Signed-off-by: Piyush Mehta <piyush.mehta@xilinx.com>
---
drivers/usb/gadget/udc/udc-xilinx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/gadget/udc/udc-xilinx.c b/drivers/usb/gadget/udc/udc-xilinx.c
index 9369801..adfa1ab 100644
--- a/drivers/usb/gadget/udc/udc-xilinx.c
+++ b/drivers/usb/gadget/udc/udc-xilinx.c
@@ -632,7 +632,7 @@ 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)
--
2.7.4
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