diff options
| author | David S. Miller <davem@davemloft.net> | 2017-01-09 23:39:11 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-01-09 23:39:11 +0300 |
| commit | bb1d3034449ed08e2ffbf5813a5ad9fa30475359 (patch) | |
| tree | a48cc17fc4683b5fdc1656ac71639540bd8852e2 /drivers/net/ethernet/stmicro | |
| parent | 3b647be2bfcd95d6d0feba245ccc3966c73ccc52 (diff) | |
| parent | 811a919135b980bac8009d042acdccf10dc1ef5e (diff) | |
| download | linux-bb1d3034449ed08e2ffbf5813a5ad9fa30475359.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/net/ethernet/stmicro')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 10 | ||||
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c | 6 |
2 files changed, 15 insertions, 1 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 02808e827c93..d481c5f731fd 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -3298,8 +3298,16 @@ int stmmac_dvr_probe(struct device *device, ndev->max_mtu = JUMBO_LEN; else ndev->max_mtu = SKB_MAX_HEAD(NET_SKB_PAD + NET_IP_ALIGN); - if (priv->plat->maxmtu < ndev->max_mtu) + /* Will not overwrite ndev->max_mtu if plat->maxmtu > ndev->max_mtu + * as well as plat->maxmtu < ndev->min_mtu which is a invalid range. + */ + if ((priv->plat->maxmtu < ndev->max_mtu) && + (priv->plat->maxmtu >= ndev->min_mtu)) ndev->max_mtu = priv->plat->maxmtu; + else if (priv->plat->maxmtu < ndev->min_mtu) + netdev_warn(priv->dev, + "%s: warning: maxmtu having invalid value (%d)\n", + __func__, priv->plat->maxmtu); if (flow_ctrl) priv->flow_ctrl = FLOW_AUTO; /* RX/TX pause on */ diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c index a2831773431a..3da4737620cb 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c @@ -89,6 +89,9 @@ static void stmmac_default_data(struct plat_stmmacenet_data *plat) /* Set default value for unicast filter entries */ plat->unicast_filter_entries = 1; + + /* Set the maxmtu to a default of JUMBO_LEN */ + plat->maxmtu = JUMBO_LEN; } static int quark_default_data(struct plat_stmmacenet_data *plat, @@ -126,6 +129,9 @@ static int quark_default_data(struct plat_stmmacenet_data *plat, /* Set default value for unicast filter entries */ plat->unicast_filter_entries = 1; + /* Set the maxmtu to a default of JUMBO_LEN */ + plat->maxmtu = JUMBO_LEN; + return 0; } |