From: Jesper Juhl <jj@chaosbits.net>
Date: Wed, 26 Dec 2012 20:51:12 +0000 (+0100)
Subject: rtlwifi: Don't leak on error in _rtl_usb_receive()
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=1474a89838c44ef2c9b95401cf3a9ff5ad05d5fd;p=openwrt%2Fstaging%2Fblogic.git

rtlwifi: Don't leak on error in _rtl_usb_receive()

We fail to release 'urb' if '_rtl_prep_rx_urb()' fails in
_rtl_usb_receive().
This patch should take care of the leak.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c
index a3312b7c4907..f2ecdeb3a90d 100644
--- a/drivers/net/wireless/rtlwifi/usb.c
+++ b/drivers/net/wireless/rtlwifi/usb.c
@@ -639,6 +639,7 @@ static int _rtl_usb_receive(struct ieee80211_hw *hw)
 			RT_TRACE(rtlpriv, COMP_USB, DBG_EMERG,
 				 "Failed to prep_rx_urb!!\n");
 			err = PTR_ERR(skb);
+			usb_free_urb(urb);
 			goto err_out;
 		}