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[cff] Check buf_len, not buf 

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This commit is contained in:
Behdad Esfahbod 2022-05-13 14:02:54 -06:00
parent 19a8db8545
commit b46c7faa9c
1 changed files with 1 additions and 1 deletions
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2
src/hb-ot-cff1-table.hh
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@ -1306,7 +1306,7 @@ struct cff1
bool get_glyph_name (hb_codepoint_t glyph, bool get_glyph_name (hb_codepoint_t glyph,
char *buf, unsigned int buf_len) const char *buf, unsigned int buf_len) const
{ {
if (!buf) return true; if (!buf_len) return true;
if (unlikely (!is_valid ())) return false; if (unlikely (!is_valid ())) return false;
if (is_CID()) return false; if (is_CID()) return false;
hb_codepoint_t sid = glyph_to_sid (glyph); hb_codepoint_t sid = glyph_to_sid (glyph);