diff options
| author | Jarod Wilson <jarod@redhat.com> | 2016-10-17 15:54:09 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-10-18 11:34:20 -0400 |
| commit | c7315a95c2a3c8a5a5e31c72755d7505e92f0872 (patch) | |
| tree | 58bdfa1da0b8f12b65ba33429fc130d4c2a4d995 /drivers/net/ethernet/realtek/8139cp.c | |
| parent | caff2a87f60ab15ce872e65d577d7577c9121026 (diff) | |
| download | linux-c7315a95c2a3c8a5a5e31c72755d7505e92f0872.tar.gz | |
ethernet/realtek: use core min/max MTU checking
8139cp: min_mtu 60, max_mtu 4096
8139too: min_mtu 68, max_mtu 1770
r8169: min_mtu 60, max_mtu depends on chipset, 1500 to 9k-ish
CC: netdev@vger.kernel.org
CC: Realtek linux nic maintainers <nic_swsd@realtek.com>
Signed-off-by: Jarod Wilson <jarod@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/realtek/8139cp.c')
| -rw-r--r-- | drivers/net/ethernet/realtek/8139cp.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/ethernet/realtek/8139cp.c b/drivers/net/ethernet/realtek/8139cp.c index 5297bf77211c..b7c89ebcf4a2 100644 --- a/drivers/net/ethernet/realtek/8139cp.c +++ b/drivers/net/ethernet/realtek/8139cp.c @@ -1277,10 +1277,6 @@ static int cp_change_mtu(struct net_device *dev, int new_mtu) { struct cp_private *cp = netdev_priv(dev); - /* check for invalid MTU, according to hardware limits */ - if (new_mtu < CP_MIN_MTU || new_mtu > CP_MAX_MTU) - return -EINVAL; - /* if network interface not up, no need for complexity */ if (!netif_running(dev)) { dev->mtu = new_mtu; @@ -2010,6 +2006,10 @@ static int cp_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) dev->vlan_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO | NETIF_F_HIGHDMA; + /* MTU range: 60 - 4096 */ + dev->min_mtu = CP_MIN_MTU; + dev->max_mtu = CP_MAX_MTU; + rc = register_netdev(dev); if (rc) goto err_out_iomap; |