From a3fd63f2239fd3443f61a786e3fa60c2c9d28c6e Mon Sep 17 00:00:00 2001
From: Edward Tomasz Napierala <trasz@FreeBSD.org>
Date: Sat, 21 May 2016 11:26:03 +0000
Subject: [PATCH] Properly reset session state when using proxy and
 fail_on_disconnection=1. Without it the reconnection would fail due to
 mismatched sequence numbers.

MFC after:	1 month
Sponsored by:	The FreeBSD Foundation
---
 sys/dev/iscsi/iscsi.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/sys/dev/iscsi/iscsi.c b/sys/dev/iscsi/iscsi.c
index d72768ffc3f..86e3fe45091 100644
--- a/sys/dev/iscsi/iscsi.c
+++ b/sys/dev/iscsi/iscsi.c
@@ -1552,6 +1552,10 @@ iscsi_ioctl_daemon_connect(struct iscsi_softc *sc,
 	}
 
 	ISCSI_SESSION_LOCK(is);
+	is->is_statsn = 0;
+	is->is_cmdsn = 0;
+	is->is_expcmdsn = 0;
+	is->is_maxcmdsn = 0;
 	is->is_waiting_for_iscsid = false;
 	is->is_login_phase = true;
 	is->is_timeout = 0;