[PATCH 46/59] qla2xxx: Make qlt_handle_abts_completion() more robust

[Bart Van Assche]

Avoid that this function crashes if mcmd == NULL.

Cc: Himanshu Madhani <hmadh...@marvell.com>
Cc: Giridhar Malavali <gmalav...@marvell.com>
Signed-off-by: Bart Van Assche <bvanass...@acm.org>
---
 drivers/scsi/qla2xxx/qla_target.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/qla2xxx/qla_target.c 
b/drivers/scsi/qla2xxx/qla_target.c
index d25c3fa43601..cc0c99b5f3fb 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -5731,7 +5731,7 @@ static void qlt_handle_abts_completion(struct 
scsi_qla_host *vha,
                            entry->error_subcode2);
                        ha->tgt.tgt_ops->free_mcmd(mcmd);
                }
-       } else {
+       } else if (mcmd) {
                ha->tgt.tgt_ops->free_mcmd(mcmd);
        }
 }
-- 
2.22.0.770.g0f2c4a37fd-goog