From a779f1a343daf10dc1523809ee131eb4b9d76ecf Mon Sep 17 00:00:00 2001
From: Vladislav Bolkhovitin <vst@vlnb.net>
Date: Mon, 1 Oct 2007 08:10:31 +0000
Subject: [PATCH] Fixes possible double release

git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@203 d57e44dd-8a1f-0410-8b47-8ef2f437770f
---
 iscsi-scst/kernel/iscsi.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/iscsi-scst/kernel/iscsi.c b/iscsi-scst/kernel/iscsi.c
index 322dc0bdd..3a94d2ddf 100644
--- a/iscsi-scst/kernel/iscsi.c
+++ b/iscsi-scst/kernel/iscsi.c
@@ -1405,6 +1405,10 @@ static inline int __cmnd_abort(struct iscsi_cmnd *cmnd)
 {
 	int res = 0;
 
+	/* Check to avoid double release */
+	if (cmnd->tmfabort)
+		goto out;
+
 	TRACE(TRACE_MGMT, "Aborting cmd %p, scst_cmd %p (scst state %x, "
 		"itt %x, op %x, r2t_len %x, CDB op %x, size to write %u, "
 		"is_unsolicited_data %u, outstanding_r2t %u)",
@@ -1430,6 +1434,7 @@ static inline int __cmnd_abort(struct iscsi_cmnd *cmnd)
 		spin_lock_bh(&conn->cmd_list_lock);
 	}
 
+out:
 	return res;
 }