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enic: bug fix: check for zero port MTU before posting warning

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Nic firmware can return zero for port MTU, so check for non-zero value
before checking for change in port MTU.

Signed-off-by: Scott Feldman <scofeldm@cisco.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Scott Feldman 2009-09-03 17:02:40 +00:00 committed by David S. Miller
parent d73149f51e
commit 491598a44f
1 changed files with 1 additions and 1 deletions
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2
drivers/net/enic/enic_main.c
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@ -362,7 +362,7 @@ static void enic_mtu_check(struct enic *enic)
{ {
u32 mtu = vnic_dev_mtu(enic->vdev); u32 mtu = vnic_dev_mtu(enic->vdev);
if (mtu != enic->port_mtu) { if (mtu && mtu != enic->port_mtu) {
if (mtu < enic->netdev->mtu) if (mtu < enic->netdev->mtu)
printk(KERN_WARNING PFX printk(KERN_WARNING PFX
"%s: interface MTU (%d) set higher " "%s: interface MTU (%d) set higher "