Fix Savannah bug #30644.

* src/base/ftstream.c (FT_Stream_EnterFrame): Fix comparison.
15 years ago · 45a3c76b54
parent 32dc43a5cc
commit 45a3c76b54
2 changed files with 7 additions and 1 deletions
--- a/6
+++ b/6
@ -1,3 +1,9 @@
+2010-08-04  Werner Lemberg  <wl@gnu.org>
+
+	Fix Savannah bug #30644.
+
+	* src/base/ftstream.c (FT_Stream_EnterFrame): Fix comparison.
+
 2010-08-04  Werner Lemberg  <wl@gnu.org>

 	`make devel' fails if FT_CONFIG_OPTION_OLD_INTERNALS is set.
--- a/src/base/ftstream.c
+++ b/src/base/ftstream.c
@ -287,7 +287,7 @@
    {
      /* check current and new position */
      if ( stream->pos >= stream->size        ||
-           stream->pos + count > stream->size )
+           stream->size - stream->pos < count )
      {
        FT_ERROR(( "FT_Stream_EnterFrame:"
                   " invalid i/o; pos = 0x%lx, count = %lu, size = 0x%lx\n",