igb: fix null pointer dereference seen with fiber NICs

With a fiber or serdes NIC installed the driver was causing a null pointer
dereference on driver unload.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Alexander Duyck 2008-08-04 14:59:46 -07:00 committed by Jeff Garzik
parent 106ef2fef3
commit c743a87eab

View File

@ -1372,7 +1372,8 @@ static void __devexit igb_remove(struct pci_dev *pdev)
unregister_netdev(netdev);
if (!igb_check_reset_block(&adapter->hw))
if (adapter->hw.phy.ops.reset_phy &&
!igb_check_reset_block(&adapter->hw))
adapter->hw.phy.ops.reset_phy(&adapter->hw);
igb_remove_device(&adapter->hw);