summaryrefslogtreecommitdiff
path: root/arch/alpha/kernel/sys_miata.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/alpha/kernel/sys_miata.c')
-rw-r--r--arch/alpha/kernel/sys_miata.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/arch/alpha/kernel/sys_miata.c b/arch/alpha/kernel/sys_miata.c
index b8b817feb1ee..910b43cd63e8 100644
--- a/arch/alpha/kernel/sys_miata.c
+++ b/arch/alpha/kernel/sys_miata.c
@@ -183,11 +183,15 @@ miata_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
if((slot == 7) && (PCI_FUNC(dev->devfn) == 3)) {
u8 irq=0;
-
- if(pci_read_config_byte(pci_find_slot(dev->bus->number, dev->devfn & ~(7)), 0x40,&irq)!=PCIBIOS_SUCCESSFUL)
+ struct pci_dev *pdev = pci_get_slot(dev->bus, dev->devfn & ~7);
+ if(pdev == NULL || pci_read_config_byte(pdev, 0x40,&irq) != PCIBIOS_SUCCESSFUL) {
+ pci_dev_put(pdev);
return -1;
- else
+ }
+ else {
+ pci_dev_put(pdev);
return irq;
+ }
}
return COMMON_TABLE_LOOKUP;