From: Bryant G. Ly <bryantly@linux.vnet.ibm.com>
Date: Wed, 31 Aug 2016 16:28:59 +0000 (-0500)
Subject: scsi: ibmvscsis: Properly deregister target sessions
X-Git-Tag: v4.14-rc1~2270^2~79
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=712db3eb2c35e79986268bcd694ba8075445737d;p=platform%2Fkernel%2Flinux-rpi.git

scsi: ibmvscsis: Properly deregister target sessions

The driver currently doesn't properly deregisters target sessions
completely, so this will address that.

Signed-off-by: Bryant G. Ly <bryantly@linux.vnet.ibm.com>
Signed-off-by: Michael Cyr <mikecyr@linux.vnet.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
---

diff --git a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
index 7e873a7..4cf37d4 100644
--- a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
+++ b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
@@ -1934,6 +1934,8 @@ static int ibmvscsis_drop_nexus(struct ibmvscsis_tport *tport)
 	/*
 	 * Release the SCSI I_T Nexus to the emulated ibmvscsis Target Port
 	 */
+	target_wait_for_sess_cmds(se_sess);
+	transport_deregister_session_configfs(se_sess);
 	transport_deregister_session(se_sess);
 	tport->ibmv_nexus = NULL;
 	kfree(nexus);