[src/trunk]: src/sys/net Before freeing an ifnet_lock, destroy its mutex. Sh...

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

details:   https://anonhg.NetBSD.org/src/rev/aa7a8ab48244
branches:  trunk
changeset: 771243:aa7a8ab48244
user:      dyoung <dyoung%NetBSD.org@localhost>
date:      Wed Nov 16 06:09:37 2011 +0000

description:
Before freeing an ifnet_lock, destroy its mutex.  Should help with
kern/43294.

diffstat:

 sys/net/if.c |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (26 lines):

diff -r 562522b422fc -r aa7a8ab48244 sys/net/if.c
--- a/sys/net/if.c      Wed Nov 16 04:52:40 2011 +0000
+++ b/sys/net/if.c      Wed Nov 16 06:09:37 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if.c,v 1.256 2011/10/28 20:11:58 dyoung Exp $  */
+/*     $NetBSD: if.c,v 1.257 2011/11/16 06:09:37 dyoung Exp $  */
 
 /*-
  * Copyright (c) 1999, 2000, 2001, 2008 The NetBSD Foundation, Inc.
@@ -90,7 +90,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if.c,v 1.256 2011/10/28 20:11:58 dyoung Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if.c,v 1.257 2011/11/16 06:09:37 dyoung Exp $");
 
 #include "opt_inet.h"
 
@@ -1954,6 +1954,7 @@
        ifp->if_ioctl_lock = NULL;
        percpu_free(il->il_nenter, sizeof(uint64_t));
        il->il_nenter = NULL;
+       mutex_destroy(&il->il_lock);
        kmem_free(il, sizeof(*il));
 }