[freetype2] master dfc9a04: * src/truetype/ttinterp.c (TT_RunIns): Use `FT_OFFSET'.

[Werner LEMBERG]

branch: master
commit dfc9a049ded53e2ca5c9b935f912a476d6f676ed
Author: Werner Lemberg <address@hidden>
Commit: Werner Lemberg <address@hidden>

    * src/truetype/ttinterp.c (TT_RunIns): Use `FT_OFFSET'.
    
    Reported as
    
      https://bugs.chromium.org/p/chromium/issues/detail?id=1030614
---
 ChangeLog               | 8 ++++++++
 src/truetype/ttinterp.c | 2 +-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 1660afa..0506b2a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2019-12-05  Werner Lemberg  <address@hidden>
+
+       * src/truetype/ttinterp.c (TT_RunIns): Use `FT_OFFSET'.
+
+       Reported as
+
+         https://bugs.chromium.org/p/chromium/issues/detail?id=1030614
+
 2019-12-03  Werner Lemberg  <address@hidden>
 
        More nullptr offset UBSan warnings (#57331, #57347).
diff --git a/src/truetype/ttinterp.c b/src/truetype/ttinterp.c
index 1357890..cedc4a5 100644
--- a/src/truetype/ttinterp.c
+++ b/src/truetype/ttinterp.c
@@ -8567,7 +8567,7 @@
         case FT_ERR( Invalid_Opcode ):
           {
             TT_DefRecord*  def   = exc->IDefs;
-            TT_DefRecord*  limit = def + exc->numIDefs;
+            TT_DefRecord*  limit = FT_OFFSET( def, exc->numIDefs );
 
 
             for ( ; def < limit; def++ )