[src/trunk]: src/sys/kern fix fae free'ing, from enami.

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/9f07e1929c43
branches:  trunk
changeset: 777504:9f07e1929c43
user:      christos <christos%NetBSD.org@localhost>
date:      Tue Feb 21 03:44:54 2012 +0000

description:
fix fae free'ing, from enami.

diffstat:

 sys/kern/kern_exec.c |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (28 lines):

diff -r 8278879bc1e5 -r 9f07e1929c43 sys/kern/kern_exec.c
--- a/sys/kern/kern_exec.c      Tue Feb 21 02:22:54 2012 +0000
+++ b/sys/kern/kern_exec.c      Tue Feb 21 03:44:54 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kern_exec.c,v 1.342 2012/02/20 18:18:30 christos Exp $ */
+/*     $NetBSD: kern_exec.c,v 1.343 2012/02/21 03:44:54 christos Exp $ */
 
 /*-
  * Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -59,7 +59,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kern_exec.c,v 1.342 2012/02/20 18:18:30 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kern_exec.c,v 1.343 2012/02/21 03:44:54 christos Exp $");
 
 #include "opt_exec.h"
 #include "opt_ktrace.h"
@@ -1926,7 +1926,8 @@
                        continue;
                kmem_free(fae->fae_path, strlen(fae->fae_path) + 1);
        }
-       kmem_free(fa->fae, sizeof(*fa->fae));
+       if (fa->len)
+               kmem_free(fa->fae, sizeof(*fa->fae) * fa->len);
        kmem_free(fa, sizeof(*fa));
 }