From: Jes Sorensen <Jes.Sorensen@redhat.com>
Date: Mon, 21 Jul 2014 09:25:09 +0000 (+0200)
Subject: staging: rtl8723au: rtw_resume(): release semaphore before exit on error
X-Git-Tag: v3.17-rc1~123^2~442
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d71c77b1160ce5cc32ab959a86dbd25f42108f9a;p=karo-tx-linux.git

staging: rtl8723au: rtw_resume(): release semaphore before exit on error

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/rtl8723au/os_dep/usb_intf.c b/drivers/staging/rtl8723au/os_dep/usb_intf.c
index c75427f510c8..06c885f7856e 100644
--- a/drivers/staging/rtl8723au/os_dep/usb_intf.c
+++ b/drivers/staging/rtl8723au/os_dep/usb_intf.c
@@ -505,8 +505,10 @@ static int rtw_resume(struct usb_interface *pusb_intf)
 	pwrpriv->bkeepfwalive = false;
 
 	DBG_8723A("bkeepfwalive(%x)\n", pwrpriv->bkeepfwalive);
-	if (pm_netdev_open23a(pnetdev, true) != 0)
+	if (pm_netdev_open23a(pnetdev, true) != 0) {
+		up(&pwrpriv->lock);
 		goto exit;
+	}
 
 	netif_device_attach(pnetdev);
 	netif_carrier_on(pnetdev);