target: Drop lun_sep_lock for se_lun->lun_se_dev RCU usage

[firefly-linux-kernel-4.4.55.git] / drivers / target / target_core_spc.c

diff --git a/drivers/target/target_core_spc.c b/drivers/target/target_core_spc.c
index 34d8292a44327dd8969efcbb18f5cee4c5e92d5f..a2b377e06cfaae9a2daa6d75cbbce67b7b31ba3d 100644 (file)
--- a/drivers/target/target_core_spc.c
+++ b/drivers/target/target_core_spc.c
@@ -692,7 +692,7 @@ spc_emulate_inquiry(struct se_cmd *cmd)
                return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
        }
 
-       if (dev == tpg->tpg_virt_lun0->lun_se_dev)
+       if (dev == rcu_access_pointer(tpg->tpg_virt_lun0->lun_se_dev))
                buf[0] = 0x3f; /* Not connected */
        else
                buf[0] = dev->transport->get_device_type(dev);