[src/trunk]: src/sys/netipsec Support SO_OVERFLOWED on PF_KEY sockets

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

details:   https://anonhg.NetBSD.org/src/rev/23e4e0d04376
branches:  trunk
changeset: 353831:23e4e0d04376
user:      ozaki-r <ozaki-r%NetBSD.org@localhost>
date:      Thu May 25 04:45:59 2017 +0000

description:
Support SO_OVERFLOWED on PF_KEY sockets

The original author is hsuenaga@IIJ

diffstat:

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

diffs (26 lines):

diff -r 97dbc86cd1de -r 23e4e0d04376 sys/netipsec/keysock.c
--- a/sys/netipsec/keysock.c    Thu May 25 04:35:02 2017 +0000
+++ b/sys/netipsec/keysock.c    Thu May 25 04:45:59 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: keysock.c,v 1.57 2017/05/25 04:35:02 ozaki-r Exp $     */
+/*     $NetBSD: keysock.c,v 1.58 2017/05/25 04:45:59 ozaki-r Exp $     */
 /*     $FreeBSD: src/sys/netipsec/keysock.c,v 1.3.2.1 2003/01/24 05:11:36 sam Exp $    */
 /*     $KAME: keysock.c,v 1.25 2001/08/13 20:07:41 itojun Exp $        */
 
@@ -32,7 +32,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: keysock.c,v 1.57 2017/05/25 04:35:02 ozaki-r Exp $");
+__KERNEL_RCSID(0, "$NetBSD: keysock.c,v 1.58 2017/05/25 04:45:59 ozaki-r Exp $");
 
 /* This code has derived from sys/net/rtsock.c on FreeBSD2.2.5 */
 
@@ -191,6 +191,7 @@
                PFKEY_STATINC(PFKEY_STAT_IN_NOMEM);
                m_freem(m);
                error = ENOBUFS;
+               rp->rcb_socket->so_rcv.sb_overflowed++;
        } else
                error = 0;
        sorwakeup(rp->rcb_socket);