]> www.infradead.org Git - users/dwmw2/linux.git/commitdiff
scsi: qedi: Fix null ref during abort handling
authorMike Christie <michael.christie@oracle.com>
Tue, 25 May 2021 18:18:12 +0000 (13:18 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 20 Jul 2021 14:16:08 +0000 (16:16 +0200)
[ Upstream commit 5777b7f0f03ce49372203b6521631f62f2810c8f ]

If qedi_process_cmd_cleanup_resp finds the cmd it frees the work and sets
list_tmf_work to NULL, so qedi_tmf_work should check if list_tmf_work is
non-NULL when it wants to force cleanup.

Link: https://lore.kernel.org/r/20210525181821.7617-20-michael.christie@oracle.com
Reviewed-by: Manish Rangankar <mrangankar@marvell.com>
Signed-off-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/scsi/qedi/qedi_fw.c

index 357a0acc5ed2f230088b47f59ae3faaa391cb126..b60b48f3b984f84cb76c1ea691664c07068238cd 100644 (file)
@@ -1466,7 +1466,7 @@ abort_ret:
 
 ldel_exit:
        spin_lock_bh(&qedi_conn->tmf_work_lock);
-       if (!qedi_cmd->list_tmf_work) {
+       if (qedi_cmd->list_tmf_work) {
                list_del_init(&list_work->list);
                qedi_cmd->list_tmf_work = NULL;
                kfree(list_work);