linux-kernel - [PATCH 5.15 042/121] scsi: lpfc: Add missing destroy

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Date:   Tue, 13 Sep 2022 16:03:53 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, James Smart <jsmart2021@...il.com>,
        Yang Yingliang <yangyingliang@...wei.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>
Subject: [PATCH 5.15 042/121] scsi: lpfc: Add missing destroy_workqueue() in error path

From: Yang Yingliang <yangyingliang@...wei.com>

commit da6d507f5ff328f346b3c50e19e19993027b8ffd upstream.

Add the missing destroy_workqueue() before return from
lpfc_sli4_driver_resource_setup() in the error path.

Link: https://lore.kernel.org/r/20220823044237.285643-1-yangyingliang@huawei.com
Fixes: 3cee98db2610 ("scsi: lpfc: Fix crash on driver unload in wq free")
Reviewed-by: James Smart <jsmart2021@...il.com>
Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@...cle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/scsi/lpfc/lpfc_init.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -7893,7 +7893,7 @@ lpfc_sli4_driver_resource_setup(struct l
 	/* Allocate device driver memory */
 	rc = lpfc_mem_alloc(phba, SGL_ALIGN_SZ);
 	if (rc)
-		return -ENOMEM;
+		goto out_destroy_workqueue;
 
 	/* IF Type 2 ports get initialized now. */
 	if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) >=
@@ -8309,6 +8309,9 @@ out_free_bsmbx:
 	lpfc_destroy_bootstrap_mbox(phba);
 out_free_mem:
 	lpfc_mem_free(phba);
+out_destroy_workqueue:
+	destroy_workqueue(phba->wq);
+	phba->wq = NULL;
 	return rc;
 }