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firewire: nosy: fix IRQ handler for card ejection 

Untested, I don't have a PCILynx CardBus card.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
This commit is contained in:
Stefan Richter 2010-07-22 11:56:38 +02:00
parent 55e77c06c6
commit 165476671f
1 changed files with 4 additions and 0 deletions
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4
drivers/firewire/nosy.c
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@ -444,6 +444,10 @@ irq_handler(int irq, void *device)
pci_int_status = reg_read(lynx, PCI_INT_STATUS);
if (pci_int_status == ~0)
/* Card was ejected. */
return IRQ_NONE;
if ((pci_int_status & PCI_INT_INT_PEND) == 0)
/* Not our interrupt, bail out quickly. */
return IRQ_NONE;