pc could be null if hosttype != BCMA_HOSTTYPE_PCI.
If we are on a device without a pci core this function is called with
pc = null by b43 and brcmsmac. If the host type is PCI we have a pci
core as well and pc can not be null.
Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
---
drivers/bcma/driver_pci.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/bcma/driver_pci.c b/drivers/bcma/driver_pci.c
index 9a96f14..884b7af 100644
--- a/drivers/bcma/driver_pci.c
+++ b/drivers/bcma/driver_pci.c
@@ -232,7 +232,7 @@ void __devinit bcma_core_pci_init(struct bcma_drv_pci *pc)
int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, struct bcma_device *core,
bool enable)
{
- struct pci_dev *pdev = pc->core->bus->host_pci;
+ struct pci_dev *pdev;
u32 coremask, tmp;
int err = 0;
@@ -243,6 +243,8 @@ int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc, struct bcma_device *core,
goto out;
}
+ pdev = pc->core->bus->host_pci;
+
err = pci_read_config_dword(pdev, BCMA_PCI_IRQMASK, &tmp);
if (err)
goto out;
--
1.7.9.5
--
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