diff options
| -rw-r--r-- | drivers/net/ixgb/ixgb_main.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c index 4bf6bbc65822..c3234c451043 100644 --- a/drivers/net/ixgb/ixgb_main.c +++ b/drivers/net/ixgb/ixgb_main.c @@ -1573,14 +1573,18 @@ ixgb_change_mtu(struct net_device *netdev, int new_mtu) return -EINVAL; } + if (old_max_frame == max_frame) + return 0; + + if (netif_running(netdev)) + ixgb_down(adapter, true); + adapter->rx_buffer_len = max_frame + 8; /* + 8 for errata */ netdev->mtu = new_mtu; - if ((old_max_frame != max_frame) && netif_running(netdev)) { - ixgb_down(adapter, true); + if (netif_running(netdev)) ixgb_up(adapter); - } return 0; } |