linux-kernel - [PATCH -next v2] scsi: lpfc: add missing destroy_workqueue() on error path in lpfc_sli4_driver_resource

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Message-ID: <20220823044237.285643-1-yangyingliang@huawei.com>
Date:   Tue, 23 Aug 2022 12:42:37 +0800
From:   Yang Yingliang <yangyingliang@...wei.com>
To:     <linux-kernel@...r.kernel.org>, <linux-scsi@...r.kernel.org>,
        <martin.petersen@...cle.com>
CC:     <james.smart@...adcom.com>, <dick.kennedy@...adcom.com>
Subject: [PATCH -next v2] scsi: lpfc: add missing destroy_workqueue() on error path in lpfc_sli4_driver_resource_setup()

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

Fixes: 3cee98db2610 ("scsi: lpfc: Fix crash on driver unload in wq free")
Signed-off-by: Yang Yingliang <yangyingliang@...wei.com>
---
v2:
  correct label spelling error
---
 drivers/scsi/lpfc/lpfc_init.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index c69c5a0979ec..55a1ad6eed03 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -8053,7 +8053,7 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
 	/* 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) >=
@@ -8481,6 +8481,9 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
 	lpfc_destroy_bootstrap_mbox(phba);
 out_free_mem:
 	lpfc_mem_free(phba);
+out_destroy_workqueue:
+	destroy_workqueue(phba->wq);
+	phba->wq = NULL;
 	return rc;
 }
 
-- 
2.25.1