[graph] Try fixing infinite loop found by CIFuzz under malloc fail

1 year ago · bb1f53c254
parent db3314c1f8
commit bb1f53c254
1 changed files with 2 additions and 2 deletions
--- a/src/graph/graph.hh
+++ b/src/graph/graph.hh
@ -211,8 +211,8 @@ struct graph_t
 	single_parent = (unsigned) -1;
      }

-      incoming_edges_++;
-      parents.set (parent_index, parents[parent_index] + 1);
+      if (parents.set (parent_index, parents[parent_index] + 1))
+	incoming_edges_++;
    }

    void remove_parent (unsigned parent_index)