diff --git a/[refs] b/[refs]
index 1c5ea367b6a4..83f1c151f55d 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 38b7a2ae0ad3e29e1881b82c0f421ba5db148e3d
+refs/heads/master: 88cf81fc8944a6892db104caaa490885d48b959c
diff --git a/trunk/drivers/rapidio/rio.c b/trunk/drivers/rapidio/rio.c
index 68cf0c99138a..7b5080c45569 100644
--- a/trunk/drivers/rapidio/rio.c
+++ b/trunk/drivers/rapidio/rio.c
@@ -1159,11 +1159,11 @@ int __devinit rio_init_mports(void)
 
 	list_for_each_entry(port, &rio_mports, node) {
 		if (!request_mem_region(port->iores.start,
-					port->iores.end - port->iores.start,
+					resource_size(&port->iores),
 					port->name)) {
 			printk(KERN_ERR
 			       "RIO: Error requesting master port region 0x%016llx-0x%016llx\n",
-			       (u64)port->iores.start, (u64)port->iores.end - 1);
+			       (u64)port->iores.start, (u64)port->iores.end);
 			rc = -ENOMEM;
 			goto out;
 		}