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[normalize] Add buffer success check before ->next_glyph() 

Speculative fix for:
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27843
This commit is contained in:
Behdad Esfahbod 2021-02-17 13:58:56 -07:00
parent 505b3fc6cf
commit bcd10bf274
1 changed files with 1 additions and 0 deletions
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src/hb-ot-shape-normalize.cc
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@ -419,6 +419,7 @@ _hb_ot_shape_normalize (const hb_ot_shape_plan_t *plan,
/* Third round, recompose */
if (!all_simple &&
buffer->successful &&
(mode == HB_OT_SHAPE_NORMALIZATION_MODE_COMPOSED_DIACRITICS ||
mode == HB_OT_SHAPE_NORMALIZATION_MODE_COMPOSED_DIACRITICS_NO_SHORT_CIRCUIT))
{