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 (file)
--- 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;