[src/trunk]: src/sys/netipsec Fix updating ipsec_used

[ozaki-r <ozaki-r%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/72ad3f386010
branches:  trunk
changeset: 825845:72ad3f386010
user:      ozaki-r <ozaki-r%NetBSD.org@localhost>
date:      Wed Aug 02 01:59:26 2017 +0000

description:
Fix updating ipsec_used

- key_update_used wasn't called in key_api_spddelete2 and key_api_spdflush
- key_update_used wasn't called if an SP had been added/deleted but
  a reply to userland failed

diffstat:

 sys/netipsec/key.c |  10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)

diffs (52 lines):

diff -r 9fe01aa8bc82 -r 72ad3f386010 sys/netipsec/key.c
--- a/sys/netipsec/key.c        Wed Aug 02 01:28:02 2017 +0000
+++ b/sys/netipsec/key.c        Wed Aug 02 01:59:26 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: key.c,v 1.197 2017/08/02 01:28:03 ozaki-r Exp $        */
+/*     $NetBSD: key.c,v 1.198 2017/08/02 01:59:26 ozaki-r Exp $        */
 /*     $FreeBSD: src/sys/netipsec/key.c,v 1.3.2.3 2004/02/14 22:23:23 bms Exp $        */
 /*     $KAME: key.c,v 1.191 2001/06/27 10:46:49 sakane Exp $   */
 
@@ -32,7 +32,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: key.c,v 1.197 2017/08/02 01:28:03 ozaki-r Exp $");
+__KERNEL_RCSID(0, "$NetBSD: key.c,v 1.198 2017/08/02 01:59:26 ozaki-r Exp $");
 
 /*
  * This code is referd to RFC 2367
@@ -1362,6 +1362,8 @@
        localcount_fini(&sp->localcount);
 
        key_free_sp(sp);
+
+       key_update_used();
 }
 
 void
@@ -2028,6 +2030,8 @@
 #endif /* INET6 */
 #endif /* GATEWAY */
 
+       key_update_used();
+
     {
        struct mbuf *n, *mpolicy;
        int off;
@@ -2064,7 +2068,6 @@
        xpl->sadb_x_policy_id = newsp->id;
 
        m_freem(m);
-       key_update_used();
        return key_sendup_mbuf(so, n, KEY_SENDUP_ALL);
     }
 }
@@ -2177,7 +2180,6 @@
                return key_senderror(so, m, ENOBUFS);
 
        m_freem(m);
-       key_update_used();
        return key_sendup_mbuf(so, n, KEY_SENDUP_ALL);
     }
 }