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 c75427f510c8c035d1b8321ec8dff54489a4ee41..06c885f7856ee7b51817af38a5921379b58ff6c7 100644 (file)
--- 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);