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>

1 files changed, 3 insertions, 1 deletions

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);