Index: head/sys/mips/adm5120/obio.c
===================================================================
--- head/sys/mips/adm5120/obio.c
+++ head/sys/mips/adm5120/obio.c
@@ -486,10 +486,6 @@
 	struct obio_ivar	*ivar;
 
 	ivar = malloc(sizeof(struct obio_ivar), M_DEVBUF, M_WAITOK | M_ZERO);
-	if (ivar == NULL) {
-		printf("Failed to allocate ivar\n");
-		return (0);
-	}
 	resource_list_init(&ivar->resources);
 
 	child = device_add_child_ordered(bus, order, name, unit);
Index: head/sys/mips/alchemy/obio.c
===================================================================
--- head/sys/mips/alchemy/obio.c
+++ head/sys/mips/alchemy/obio.c
@@ -478,10 +478,6 @@
 	struct obio_ivar	*ivar;
 
 	ivar = malloc(sizeof(struct obio_ivar), M_DEVBUF, M_WAITOK | M_ZERO);
-	if (ivar == NULL) {
-		printf("Failed to allocate ivar\n");
-		return (0);
-	}
 	resource_list_init(&ivar->resources);
 
 	child = device_add_child_ordered(bus, order, name, unit);
Index: head/sys/mips/atheros/apb.c
===================================================================
--- head/sys/mips/atheros/apb.c
+++ head/sys/mips/atheros/apb.c
@@ -451,10 +451,6 @@
 	struct apb_ivar	*ivar;
 
 	ivar = malloc(sizeof(struct apb_ivar), M_DEVBUF, M_WAITOK | M_ZERO);
-	if (ivar == NULL) {
-		printf("Failed to allocate ivar\n");
-		return (0);
-	}
 	resource_list_init(&ivar->resources);
 
 	child = device_add_child_ordered(bus, order, name, unit);
Index: head/sys/mips/idt/obio.c
===================================================================
--- head/sys/mips/idt/obio.c
+++ head/sys/mips/idt/obio.c
@@ -428,10 +428,6 @@
 	struct obio_ivar	*ivar;
 
 	ivar = malloc(sizeof(struct obio_ivar), M_DEVBUF, M_WAITOK | M_ZERO);
-	if (ivar == NULL) {
-		printf("Failed to allocate ivar\n");
-		return (0);
-	}
 	resource_list_init(&ivar->resources);
 
 	child = device_add_child_ordered(bus, order, name, unit);
Index: head/sys/mips/rt305x/obio.c
===================================================================
--- head/sys/mips/rt305x/obio.c
+++ head/sys/mips/rt305x/obio.c
@@ -547,10 +547,6 @@
 	struct obio_ivar	*ivar;
 
 	ivar = malloc(sizeof(struct obio_ivar), M_DEVBUF, M_WAITOK | M_ZERO);
-	if (ivar == NULL) {
-		printf("Failed to allocate ivar\n");
-		return (0);
-	}
 	resource_list_init(&ivar->resources);
 
 	child = device_add_child_ordered(bus, order, name, unit);