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[netdrvr] tulip: oops in tulip_interrupt when hibernating with swsusp/suspend2

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The following patch is seems to fix the tulip suspend/resume panic:
	http://bugzilla.kernel.org/show_bug.cgi?id=8952#c46

My attempts at a cleaner patch failed and Pavel thinks this is OK.

Original from:  kernelbugs@tap.homeip.net
Signed-off-by: Grant Grundler <grundler@parisc-linux.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Grant Grundler 2008-05-12 00:37:51 -06:00 committed by Jeff Garzik
parent aefdbf1a3b
commit 56997fa838
1 changed files with 8 additions and 2 deletions
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10
drivers/net/tulip/tulip_core.c
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@ -1729,12 +1729,15 @@ static int tulip_suspend (struct pci_dev *pdev, pm_message_t state)
if (!dev)
return -EINVAL;
if (netif_running(dev))
tulip_down(dev);
if (!netif_running(dev))
goto save_state;
tulip_down(dev);
netif_device_detach(dev);
free_irq(dev->irq, dev);
save_state:
pci_save_state(pdev);
pci_disable_device(pdev);
pci_set_power_state(pdev, pci_choose_state(pdev, state));
@ -1754,6 +1757,9 @@ static int tulip_resume(struct pci_dev *pdev)
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
if (!netif_running(dev))
return 0;
if ((retval = pci_enable_device(pdev))) {
printk (KERN_ERR "tulip: pci_enable_device failed in resume\n");
return retval;