Really fix Ghostscript Coverity issue #3904.

16 years ago · b3e6df69e6
parent 4d1a34ce0b
commit b3e6df69e6
2 changed files with 3 additions and 3 deletions
--- a/2
+++ b/2
@ -17,7 +17,7 @@
 	Fix Ghostscript Coverity issue #3904.

 	* src/truetype/ttgxvar.c (ft_var_readpackedpoints): Protect against
-	zero value of `runcnt'.
+	invalid values of `runcnt'.

 2009-03-20  Werner Lemberg  <wl@gnu.org>

--- a/src/truetype/ttgxvar.c
+++ b/src/truetype/ttgxvar.c
@ -157,7 +157,7 @@
        runcnt = runcnt & GX_PT_POINT_RUN_COUNT_MASK;
        first  = points[i++] = FT_GET_USHORT();

-        if ( !runcnt )
+        if ( runcnt < 1 )
          goto Exit;

        /* first point not included in runcount */
@ -168,7 +168,7 @@
      {
        first = points[i++] = FT_GET_BYTE();

-        if ( !runcnt )
+        if ( runcnt < 1 )
          goto Exit;

        for ( j = 0; j < runcnt; ++j )