[cff] Fix memory initialization.

* src/cff/cf2stack.c (cf2_stack_init): Use `FT_NEW'.  The `Q'
variants of FreeType's memory allocation macros don't do zeroing.

ChangeLog

@@ -1,3 +1,10 @@
+2016-09-05  Werner Lemberg  <wl@gnu.org>
+
+	[cff] Fix memory initialization.
+
+	* src/cff/cf2stack.c (cf2_stack_init): Use `FT_NEW'.  The `Q'
+	variants of FreeType's memory allocation macros don't do zeroing.
+
 2016-09-05  Werner Lemberg  <wl@gnu.org>
 
 	[ftrandom] Minor improvements.

src/cff/cf2stack.c

@@ -53,14 +53,14 @@
   cf2_stack_init( FT_Memory  memory,
                   FT_Error*  e )
   {
-    FT_Error  error = FT_Err_Ok;     /* for FT_QNEW */
+    FT_Error  error = FT_Err_Ok;     /* for FT_NEW */
 
     CF2_Stack  stack = NULL;
 
 
-    if ( !FT_QNEW( stack ) )
+    if ( !FT_NEW( stack ) )
     {
-      /* initialize the structure; FT_QNEW zeroes it */
+      /* initialize the structure; FT_NEW zeroes it */
       stack->memory = memory;
       stack->error  = e;
       stack->top    = &stack->buffer[0]; /* empty stack */