From 994eb7744c530bbaa5d6d8b8e07ca936e81aade8 Mon Sep 17 00:00:00 2001 From: Behdad Esfahbod Date: Thu, 11 Jan 2018 11:37:12 +0100 Subject: [PATCH] [buffer] Fix crash --- src/hb-buffer-serialize.cc | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/hb-buffer-serialize.cc b/src/hb-buffer-serialize.cc index 6a19c43c3..11471941d 100644 --- a/src/hb-buffer-serialize.cc +++ b/src/hb-buffer-serialize.cc @@ -182,7 +182,7 @@ _hb_buffer_serialize_glyphs_json (hb_buffer_t *buffer, } else return i - start; - if (flags & HB_BUFFER_SERIALIZE_FLAG_NO_ADVANCES) + if (pos && (flags & HB_BUFFER_SERIALIZE_FLAG_NO_ADVANCES)) { x += pos[i].x_advance; y += pos[i].y_advance; @@ -268,7 +268,7 @@ _hb_buffer_serialize_glyphs_text (hb_buffer_t *buffer, } else return i - start; - if (flags & HB_BUFFER_SERIALIZE_FLAG_NO_ADVANCES) + if (pos && (flags & HB_BUFFER_SERIALIZE_FLAG_NO_ADVANCES)) { x += pos[i].x_advance; y += pos[i].y_advance;