diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/benet/be_main.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c index 99061488eeb3..c65c63427d41 100644 --- a/drivers/net/benet/be_main.c +++ b/drivers/net/benet/be_main.c @@ -473,10 +473,12 @@ static int be_change_mtu(struct net_device *netdev, int new_mtu) { struct be_adapter *adapter = netdev_priv(netdev); if (new_mtu < BE_MIN_MTU || - new_mtu > BE_MAX_JUMBO_FRAME_SIZE) { + new_mtu > (BE_MAX_JUMBO_FRAME_SIZE - + (ETH_HLEN + ETH_FCS_LEN))) { dev_info(&adapter->pdev->dev, "MTU must be between %d and %d bytes\n", - BE_MIN_MTU, BE_MAX_JUMBO_FRAME_SIZE); + BE_MIN_MTU, + (BE_MAX_JUMBO_FRAME_SIZE - (ETH_HLEN + ETH_FCS_LEN))); return -EINVAL; } dev_info(&adapter->pdev->dev, "MTU changed from %d to %d bytes\n", |