Fix buffer serialize of empty buffer

Ouch!
8 years ago · 3c080a7a0a
parent 8e42c3cb2b
commit 3c080a7a0a
1 changed files with 2 additions and 0 deletions
--- a/src/hb-buffer-serialize.cc
+++ b/src/hb-buffer-serialize.cc
@ -311,6 +311,8 @@ hb_buffer_serialize_glyphs (hb_buffer_t *buffer,
  if (!buf_consumed)
    buf_consumed = &sconsumed;
  *buf_consumed = 0;
+  if (buf_size)
+    *buf = '\0';

  assert ((!buffer->len && buffer->content_type == HB_BUFFER_CONTENT_TYPE_INVALID) ||
 	  buffer->content_type == HB_BUFFER_CONTENT_TYPE_GLYPHS);