[patch -next] target: double locking typo in core_clear_lun_from_tpg()

[Dan Carpenter]

We accidentally deadlock instead of unlocking.

Fixes: 08d20ff62cde ('target: Acquire lun_entry_mutex during 
core_disable_device_list_for_node')
Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>

diff --git a/drivers/target/target_core_device.c 
b/drivers/target/target_core_device.c
index 2f4c8fa..20618df 100644
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -433,7 +433,7 @@ void core_clear_lun_from_tpg(struct se_lun *lun, struct 
se_portal_group *tpg)
 
                        core_disable_device_list_for_node(lun, deve, nacl, tpg);
                }
-               mutex_lock(&nacl->lun_entry_mutex);
+               mutex_unlock(&nacl->lun_entry_mutex);
        }
        mutex_unlock(&tpg->acl_node_mutex);
 }
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