From: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Date: Fri, 24 Sep 2010 10:44:11 +0000 (+0300)
Subject: usb: musb: gadget: kill duplicate code in musb_gadget_queue()
X-Git-Tag: v2.6.37-rc2~23^2~12^2~1
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=07397021058b7db468b67f8c41ce29ef6331ab92;p=~shefty%2Frdma-dev.git

usb: musb: gadget: kill duplicate code in musb_gadget_queue()

musb_gadget_queue() checks for '!req->buf' condition twice:
in the second case the code is both duplicated and unreachable
as the first check returns early.

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---

diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index f37b8594ede..36cfd060dbe 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -1169,8 +1169,6 @@ static int musb_gadget_queue(struct usb_ep *ep, struct usb_request *req,
 						: DMA_FROM_DEVICE);
 			request->mapped = 0;
 		}
-	} else if (!req->buf) {
-		return -ENODATA;
 	} else
 		request->mapped = 0;