small fix

23 years ago · 6d1a81a940
parent 60b8b532c7
commit 6d1a81a940
1 changed files with 6 additions and 1 deletions
--- a/src/sfnt/ttload.c
+++ b/src/sfnt/ttload.c
@ -155,7 +155,7 @@
                  FT_UInt      num_tables )
  {
    FT_Error  error;
-    FT_UInt   nn;
+    FT_UInt   nn, has_head = 0;

    static const FT_Frame_Field  sfnt_dir_entry_fields[] =
    {
@ -201,6 +201,8 @@
      {
        FT_UInt32  magic;

+        has_head = 1;
+
        if ( table.Length != 0x36                         ||
             FT_STREAM_SEEK( offset + table.Offset + 12 ) ||
             FT_READ_ULONG( magic )                       ||
@ -212,6 +214,9 @@
      }
    }

+    if ( has_head == 0 )
+      goto Bad_Format;
+
  Exit:
    return  error;