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: firefly_0821_release~176^2~3527^2~2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=92e396270fea0a787ea848880565fb14cfb20f18;p=firefly-linux-kernel-4.4.55.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 8b25c1aa2025..ebb19b22f47f 100644
--- a/drivers/staging/rtl8723au/os_dep/usb_intf.c
+++ b/drivers/staging/rtl8723au/os_dep/usb_intf.c
@@ -530,8 +530,10 @@ int rtw_resume_process23a(struct rtw_adapter *padapter)
 	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);