Merge pull request #207 from mikeowens/master

Check for NULL inputs in ucl_object_compare()
vstakhov · Apr 4, 2020 · 2e528a2 · 2e528a2
2 parents 875c251 + 9208ef8
commit 2e528a2
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/src/ucl_util.c b/src/ucl_util.c
@@ -3664,6 +3664,13 @@ ucl_object_compare (const ucl_object_t *o1, const ucl_object_t *o2)
  ucl_object_iter_t iter = NULL;
  int ret = 0;
 
+ // Must check for NULL or code will segfault
+ if ((o1 == NULL) || (o2 == NULL))
+ {
+ // The only way this could be true is of both are NULL
+ return (o1 == NULL) && (o2 == NULL);
+ }
+
  if (o1->type != o2->type) {
  return (o1->type) - (o2->type);
  }