diff --git a/include/linux/gmem.h b/include/linux/gmem.h
index e198180b80850d5b9fbdf7e4777f1e38b722184b..1786f8676376890089f80ee33683db16599875d1 100644
--- a/include/linux/gmem.h
+++ b/include/linux/gmem.h
@@ -327,13 +327,14 @@ extern struct hnode *hnodes[];
 
 static inline bool is_hnode(int node)
 {
-	return !node_isset(node, node_possible_map)
-		&& node_isset(node, hnode_map);
+	return (node < MAX_NUMNODES) && !node_isset(node, node_possible_map) &&
+	       node_isset(node, hnode_map);
 }
 
 static inline bool is_hnode_allowed(int node)
 {
-	return is_hnode(node) && node_isset(node, current->mems_allowed);
+	return (node < MAX_NUMNODES) && is_hnode(node) &&
+	       node_isset(node, current->mems_allowed);
 }
 
 static inline struct hnode *get_hnode(unsigned int hnid)