[ot] Ensure layout in hb_ot_layout_table_get_lookup_count()

be9e307a · Behdad Esfahbod · d9066afd · be9e307a
隐藏空白更改
内联并排

Showing with 1 addition and 0 deletion

src/hb-ot-layout.cc src/hb-ot-layout.cc +1 -0

未找到文件。
--- a/src/hb-ot-layout.cc
+++ b/src/hb-ot-layout.cc
@@ -601,6 +601,7 @@ unsigned int
 hb_ot_layout_table_get_lookup_count (hb_face_t    *face,
 				     hb_tag_t      table_tag)
 {
+  if (unlikely (!hb_ot_shaper_face_data_ensure (face))) return 0;
  switch (table_tag)
  {
    case HB_OT_TAG_GSUB: