Fix off-by one in remove logic that just got introduced.

Signed-off-by: Stephen Hemminger <[EMAIL PROTECTED]>

---
This only occurs in new post 2.6.23 code.

--- a/drivers/net/sky2.c        2007-10-22 09:38:11.000000000 -0700
+++ b/drivers/net/sky2.c        2007-10-22 12:11:22.000000000 -0700
@@ -4271,7 +4271,7 @@ static void __devexit sky2_remove(struct
        del_timer_sync(&hw->watchdog_timer);
        cancel_work_sync(&hw->restart_work);
 
-       for (i = hw->ports; i >= 0; --i)
+       for (i = hw->ports-1; i >= 0; --i)
                unregister_netdev(hw->dev[i]);
 
        sky2_write32(hw, B0_IMSK, 0);
@@ -4289,7 +4289,7 @@ static void __devexit sky2_remove(struct
        pci_release_regions(pdev);
        pci_disable_device(pdev);
 
-       for (i = hw->ports; i >= 0; --i)
+       for (i = hw->ports-1; i >= 0; --i)
                free_netdev(hw->dev[i]);
 
        iounmap(hw->regs);
-
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