Restore a return that was inadvertently removed from freezero() in r1.234,

which results in an internal double free when internal functions are not
in use.

ok otto@

1 files changed, 2 insertions, 1 deletions

diff --git a/src/lib/libc/stdlib/malloc.c b/src/lib/libc/stdlib/malloc.c
index 0d43ad8a13..851f585553 100644
--- a/src/lib/libc/stdlib/malloc.c
+++ b/src/lib/libc/stdlib/malloc.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: malloc.c,v 1.234 2017/10/05 04:44:49 otto Exp $       */
+/*      $OpenBSD: malloc.c,v 1.235 2017/10/19 16:34:33 jsing Exp $      */
 /*
  * Copyright (c) 2008, 2010, 2011, 2016 Otto Moerbeek <otto@drijf.net>
  * Copyright (c) 2012 Matthew Dempsky <matthew@openbsd.org>
@@ -1458,6 +1458,7 @@ freezero(void *ptr, size_t sz)
 
         if (!mopts.internal_funcs) {
                 freezero_p(ptr, sz);
+                return;
         }
 
         d = getpool();