1 files changed, 4 insertions, 0 deletions

diff --git a/sys/vm/vm_object.c b/sys/vm/vm_object.c
index e19750c53d0c..f95ab54c3e28 100644
--- a/sys/vm/vm_object.c
+++ b/sys/vm/vm_object.c
@@ -301,6 +301,7 @@ vm_object_set_memattr(vm_object_t object, vm_memattr_t memattr)
 	switch (object->type) {
 	case OBJT_DEFAULT:
 	case OBJT_DEVICE:
+	case OBJT_MGTDEVICE:
 	case OBJT_PHYS:
 	case OBJT_SG:
 	case OBJT_SWAP:
@@ -310,6 +311,9 @@ vm_object_set_memattr(vm_object_t object, vm_memattr_t memattr)
 		break;
 	case OBJT_DEAD:
 		return (KERN_INVALID_ARGUMENT);
+	default:
+		panic("vm_object_set_memattr: object %p is of undefined type",
+		    object);
 	}
 	object->memattr = memattr;
 	return (KERN_SUCCESS);