diff options
Diffstat (limited to 'drivers/char/agp/amd-k7-agp.c')
| -rw-r--r-- | drivers/char/agp/amd-k7-agp.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/char/agp/amd-k7-agp.c b/drivers/char/agp/amd-k7-agp.c index df0ddf1..f60bca7 100644 --- a/drivers/char/agp/amd-k7-agp.c +++ b/drivers/char/agp/amd-k7-agp.c @@ -223,6 +223,8 @@ static int amd_irongate_configure(void) pci_read_config_dword(agp_bridge->dev, AMD_MMBASE, &temp); temp = (temp & PCI_BASE_ADDRESS_MEM_MASK); amd_irongate_private.registers = (volatile u8 __iomem *) ioremap(temp, 4096); + if (!amd_irongate_private.registers) + return -ENOMEM; /* Write out the address of the gatt table */ writel(agp_bridge->gatt_bus_addr, amd_irongate_private.registers+AMD_ATTBASE); |
