r8152: check RTL8152_UNPLUG for rtl8152_close

It is unnecessary to accress the hw register if the device is unplugged.

Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 66678093db10..aade7b545f02 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -3046,7 +3046,7 @@ static int rtl8152_close(struct net_device *netdev)
         netif_stop_queue(netdev);
 
         res = usb_autopm_get_interface(tp->intf);
-        if (res < 0) {
+        if (res < 0 || test_bit(RTL8152_UNPLUG, &tp->flags)) {
                 rtl_drop_queued_tx(tp);
                 rtl_stop_rx(tp);
         } else {