1 files changed, 7 insertions, 2 deletions

diff --git a/drivers/of/of_numa.c b/drivers/of/of_numa.c
index 35c64a4295e0..fe6b13608e51 100644
--- a/drivers/of/of_numa.c
+++ b/drivers/of/of_numa.c
@@ -104,9 +104,14 @@ static int __init of_numa_parse_distance_map_v1(struct device_node *map)
                 distance = of_read_number(matrix, 1);
                 matrix++;
 
+                if ((nodea == nodeb && distance != LOCAL_DISTANCE) ||
+                    (nodea != nodeb && distance <= LOCAL_DISTANCE)) {
+                        pr_err("Invalid distance[node%d -> node%d] = %d\n",
+                               nodea, nodeb, distance);
+                        return -EINVAL;
+                }
+
                 numa_set_distance(nodea, nodeb, distance);
-                pr_debug("distance[node%d -> node%d] = %d\n",
-                         nodea, nodeb, distance);
 
                 /* Set default distance of node B->A same as A->B */
                 if (nodeb > nodea)