scsi: lpfc: Add missing destroy_workqueue() in error path

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

Link: https://lore.kernel.org/r/[email protected]
Fixes: 3cee98d ("scsi: lpfc: Fix crash on driver unload in wq free")
Reviewed-by: James Smart <[email protected]>
Signed-off-by: Yang Yingliang <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>

Author: Yang Yingliang

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;
 }