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Commit cd94e519 authored by Bert Kenward's avatar Bert Kenward Committed by David S. Miller
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ethernet/sfc: use core min/max MTU checking 



Fixes: 61e84623 ("net: centralize net_device min/max MTU checking")
Signed-off-by: default avatarBert Kenward <bkenward@solarflare.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a8446676

drivers/net/ethernet/sfc/efx.c

+2 −12
Original line number Diff line number Diff line
@@ -2263,18 +2263,6 @@ static int efx_change_mtu(struct net_device *net_dev, int new_mtu) 
	rc = efx_check_disabled(efx);

	if (rc)

		return rc;

	if (new_mtu > EFX_MAX_MTU) {

		netif_err(efx, drv, efx->net_dev,

			  "Requested MTU of %d too big (max: %d)\n",

			  new_mtu, EFX_MAX_MTU);

		return -EINVAL;

	}

	if (new_mtu < EFX_MIN_MTU) {

		netif_err(efx, drv, efx->net_dev,

			  "Requested MTU of %d too small (min: %d)\n",

			  new_mtu, EFX_MIN_MTU);

		return -EINVAL;

	}



	netif_dbg(efx, drv, efx->net_dev, "changing MTU to %d\n", new_mtu);
@@ -2478,6 +2466,8 @@ static int efx_register_netdev(struct efx_nic *efx) 
		net_dev->priv_flags |= IFF_UNICAST_FLT;

	net_dev->ethtool_ops = &efx_ethtool_ops;

	net_dev->gso_max_segs = EFX_TSO_MAX_SEGS;

	net_dev->min_mtu = EFX_MIN_MTU;

	net_dev->max_mtu = EFX_MAX_MTU;



	rtnl_lock();