linux-kernel - [PATCH -next] staging: r8188eu: remove needless check before usb_free

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Message-ID: <CAPgLHd-B_iTMpQS8BKXQrnzs1fLk7SJz9Yfd2U6-ZDo6ZvGKqQ@mail.gmail.com>
Date:	Mon, 23 Sep 2013 21:55:45 +0800
From:	Wei Yongjun <weiyj.lk@...il.com>
To:	gregkh@...uxfoundation.org, Larry.Finger@...inger.net
Cc:	yongjun_wei@...ndmicro.com.cn, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH -next] staging: r8188eu: remove needless check before usb_free_urb()

From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>

usb_free_urb(NULL) is safe and this check is not required.

Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
---
 drivers/staging/rtl8188eu/os_dep/recv_linux.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/staging/rtl8188eu/os_dep/recv_linux.c b/drivers/staging/rtl8188eu/os_dep/recv_linux.c
index e2f4e7d..1b670d8 100644
--- a/drivers/staging/rtl8188eu/os_dep/recv_linux.c
+++ b/drivers/staging/rtl8188eu/os_dep/recv_linux.c
@@ -77,8 +77,7 @@ int rtw_os_recvbuf_resource_alloc(struct adapter *padapter,
 int rtw_os_recvbuf_resource_free(struct adapter *padapter,
 				 struct recv_buf *precvbuf)
 {
-	if (precvbuf->purb)
-		usb_free_urb(precvbuf->purb);
+	usb_free_urb(precvbuf->purb);
 	return _SUCCESS;
 }
 

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