src: Release the lock a little earlier.

[Repository Conversion <srcmastr%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/de359c56420a
branches:  trunk
changeset: 318141:de359c56420a
user:      maxv <maxv%NetBSD.org@localhost>
date:      Fri Apr 13 11:18:08 2018 +0000
description:
Release the lock a little earlier.

diffstat:

 sys/netinet6/frag6.c |  10 ++++------
 1 files changed, 4 insertions(+), 6 deletions(-)

diffs (36 lines):

diff -r c7ff74a41303 -r de359c56420a sys/netinet6/frag6.c
--- a/sys/netinet6/frag6.c      Fri Apr 13 11:01:14 2018 +0000
+++ b/sys/netinet6/frag6.c      Fri Apr 13 11:18:08 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: frag6.c,v 1.68 2018/04/13 08:55:50 maxv Exp $  */
+/*     $NetBSD: frag6.c,v 1.69 2018/04/13 11:18:08 maxv Exp $  */
 /*     $KAME: frag6.c,v 1.40 2002/05/27 21:40:31 itojun Exp $  */
 
 /*
@@ -31,7 +31,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: frag6.c,v 1.68 2018/04/13 08:55:50 maxv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: frag6.c,v 1.69 2018/04/13 11:18:08 maxv Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_net_mpsafe.h"
@@ -501,15 +501,13 @@
        IP6_STATINC(IP6_STAT_REASSEMBLED);
        in6_ifstat_inc(dstifp, ifs6_reass_ok);
        rtcache_unref(rt, &ro);
+       mutex_exit(&frag6_lock);
 
        /*
-        * Tell launch routine the next header
+        * Tell launch routine the next header.
         */
-
        *mp = m;
        *offp = offset;
-
-       mutex_exit(&frag6_lock);
        return nxt;
 
  dropfrag: