--- /dev/null
+--- a/drivers/bcma/driver_pci_host.c
++++ b/drivers/bcma/driver_pci_host.c
+@@ -118,7 +118,7 @@ static int bcma_extpci_read_config(struc
+ if (unlikely(!addr))
+ goto out;
+ err = -ENOMEM;
+- mmio = ioremap_nocache(addr, len);
++ mmio = ioremap_nocache(addr, sizeof(val));
+ if (!mmio)
+ goto out;
+
+@@ -170,7 +170,7 @@ static int bcma_extpci_write_config(stru
+ addr = pc->core->addr + BCMA_CORE_PCI_PCICFG0;
+ addr |= (func << 8);
+ addr |= (off & 0xfc);
+- mmio = ioremap_nocache(addr, len);
++ mmio = ioremap_nocache(addr, sizeof(val));
+ if (!mmio)
+ goto out;
+ }
+@@ -179,7 +179,7 @@ static int bcma_extpci_write_config(stru
+ if (unlikely(!addr))
+ goto out;
+ err = -ENOMEM;
+- mmio = ioremap_nocache(addr, len);
++ mmio = ioremap_nocache(addr, sizeof(val));
+ if (!mmio)
+ goto out;
+