From: Hannes Reinecke <hare@suse.de>
Date: Wed, 16 Oct 2013 07:12:52 +0000 (+0200)
Subject: tcm_loop: Check for valid hba in tcm_loop_drop_nexus()
X-Git-Tag: v3.13-rc1~5^2~33
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1ec59fee296d798b83a11f888981531dae16bfe8;p=profile%2Fivi%2Fkernel-x86-ivi.git

tcm_loop: Check for valid hba in tcm_loop_drop_nexus()

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
---

diff --git a/drivers/target/loopback/tcm_loop.c b/drivers/target/loopback/tcm_loop.c
index 150bdb4..21b49f3 100644
--- a/drivers/target/loopback/tcm_loop.c
+++ b/drivers/target/loopback/tcm_loop.c
@@ -932,7 +932,10 @@ static int tcm_loop_drop_nexus(
 	struct tcm_loop_nexus *tl_nexus;
 	struct tcm_loop_hba *tl_hba = tpg->tl_hba;
 
-	tl_nexus = tpg->tl_hba->tl_nexus;
+	if (!tl_hba)
+		return -ENODEV;
+
+	tl_nexus = tl_hba->tl_nexus;
 	if (!tl_nexus)
 		return -ENODEV;