diff options
| author |   hayeswang <hayeswang@realtek.com> | 2013-08-16 16:09:38 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2013-08-20 00:08:22 -0700 |
| commit | 7559fb2fc547b3507ba462c6558e291fb21b9cee (patch) | |
| tree | da49f94250e7916c53a24e6014727b413c32f9bc /drivers/net/usb/r8152.c | |
| parent | r8152: adjust tx_bottom function (diff) | |
| download | linux-dev-7559fb2fc547b3507ba462c6558e291fb21b9cee.tar.xz linux-dev-7559fb2fc547b3507ba462c6558e291fb21b9cee.zip | |
r8152: add comments
Add comments.
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 | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 825edfe8c088..f3fce412c0c1 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -790,6 +790,9 @@ static void read_bulk_callback(struct urb *urb) return; netdev = tp->netdev; + + /* When link down, the driver would cancel all bulks. */ + /* This avoid the re-submitting bulk */ if (!netif_carrier_ok(netdev)) return; @@ -1296,6 +1299,8 @@ static void bottom_half(unsigned long data) if (!test_bit(WORK_ENABLE, &tp->flags)) return; + /* When link down, the driver would cancel all bulks. */ + /* This avoid the re-submitting bulk */ if (!netif_carrier_ok(tp->netdev)) return; |