diff options
| author | hayeswang | 2015-02-06 04:30:48 +0100 |
|---|---|---|
| committer | David S. Miller | 2015-02-08 07:46:25 +0100 |
| commit | 53543db5d5e3e147c5e03cecb1495d7d50ca43e2 (patch) | |
| tree | 161fc6af909df5dbf6b138a0ef94fedd77c39bc4 /drivers/net/usb/r8152.c | |
| parent | r8152: check linking status with netif_carrier_ok (diff) | |
| download | kernel-qcow2-linux-53543db5d5e3e147c5e03cecb1495d7d50ca43e2.tar.gz kernel-qcow2-linux-53543db5d5e3e147c5e03cecb1495d7d50ca43e2.tar.xz kernel-qcow2-linux-53543db5d5e3e147c5e03cecb1495d7d50ca43e2.zip | |
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>
Diffstat (limited to 'drivers/net/usb/r8152.c')
| -rw-r--r-- | drivers/net/usb/r8152.c | 2 |
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 { |