(netxen_nic_pci_is_same_window(adapter, off+size-1) == 0)) {
                write_unlock_irqrestore(&adapter->adapter_lock, flags);
                printk(KERN_ERR "%s out of bound pci memory access. "
-                       "offset is 0x%llx\n", netxen_nic_driver_name, off);
+                       "offset is 0x%llx\n", netxen_nic_driver_name,
+                       (unsigned long long)off);
                return -1;
        }
 
                (netxen_nic_pci_is_same_window(adapter, off+size-1) == 0)) {
                write_unlock_irqrestore(&adapter->adapter_lock, flags);
                printk(KERN_ERR "%s out of bound pci memory access. "
-                       "offset is 0x%llx\n", netxen_nic_driver_name, off);
+                       "offset is 0x%llx\n", netxen_nic_driver_name,
+                       (unsigned long long)off);
                return -1;
        }