[ENOMEM] check for error in lookup visited set.

2020-08-12 13:01:22 -07:00 · 2020-08-12 13:01:22 -07:00 · 9562239f05
parent eea9b59fc5
commit 9562239f05
2 changed files with 3 additions and 0 deletions
--- a/src/hb-ot-layout-gsubgpos.hh
+++ b/src/hb-ot-layout-gsubgpos.hh
@ -163,6 +163,9 @@ struct hb_closure_lookups_context_t :
    if (lookup_count++ > HB_MAX_LOOKUP_INDICES)
      return true;

+    if (visited_lookups->in_error ())
+      return true;
+
    return visited_lookups->has (lookup_index);
  }

--- a/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-subset-fuzzer-5741735372914688
+++ b/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-subset-fuzzer-5741735372914688