diff options
| author | Kalesh AP <kalesh.purayil@emulex.com> | 2014-09-02 09:56:53 +0530 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-09-02 12:46:00 -0700 |
| commit | 0d3f5ccec907bcfb4f5d4941d762dc2f89b2d24d (patch) | |
| tree | 0c45ab7354be2d89b5be495faee6956ab10b2fff /drivers/net/ethernet/emulex | |
| parent | 3fb8cb801a9393888c09bea38d3e9ca360221b66 (diff) | |
| download | linux-0d3f5ccec907bcfb4f5d4941d762dc2f89b2d24d.tar.gz | |
be2net: define BE_MAX_MTU
This patch defines a new macro BE_MAX_MTU to make the code in be_change_mtu() more readable. Signed-off-by: Kalesh AP <kalesh.purayil@emulex.com> Signed-off-by: Sathya Perla <sathya.perla@emulex.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/emulex')
| -rw-r--r-- | drivers/net/ethernet/emulex/benet/be.h | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/emulex/benet/be_main.c | 14 |
2 files changed, 9 insertions, 7 deletions
diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h index 069bdda00c55..5ccfce7d616d 100644 --- a/drivers/net/ethernet/emulex/benet/be.h +++ b/drivers/net/ethernet/emulex/benet/be.h @@ -86,6 +86,8 @@ static inline char *nic_name(struct pci_dev *pdev) #define BE_MAX_JUMBO_FRAME_SIZE 9018 #define BE_MIN_MTU 256 +#define BE_MAX_MTU (BE_MAX_JUMBO_FRAME_SIZE - \ + (ETH_HLEN + ETH_FCS_LEN)) #define BE_NUM_VLANS_SUPPORTED 64 #define BE_MAX_EQD 128u diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 3162a41c3c3a..fe007ea4a01c 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -1073,15 +1073,15 @@ static netdev_tx_t be_xmit(struct sk_buff *skb, struct net_device *netdev) 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 - (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 - (ETH_HLEN + ETH_FCS_LEN))); + struct device *dev = &adapter->pdev->dev; + + if (new_mtu < BE_MIN_MTU || new_mtu > BE_MAX_MTU) { + dev_info(dev, "MTU must be between %d and %d bytes\n", + BE_MIN_MTU, BE_MAX_MTU); return -EINVAL; } - dev_info(&adapter->pdev->dev, "MTU changed from %d to %d bytes\n", + + dev_info(dev, "MTU changed from %d to %d bytes\n", netdev->mtu, new_mtu); netdev->mtu = new_mtu; return 0; |