From: Hannes Reinecke <hare@suse.de>
Date: Tue, 1 Mar 2022 15:37:18 +0100
Subject: scsi: lpfc: Use rport as argument for lpfc_chk_tgt_mapped()
Patch-mainline: v5.18-rc1
Git-commit: e81ce97f571607757f29a8a25ae0051e72b3c832
References: bsc#1197675

We only need the rport structure for lpfc_chk_tgt_mapped().

Link: https://lore.kernel.org/r/20220301143718.40913-6-hare@suse.de
Cc: James Smart <james.smart@broadcom.com>
Reviewed-by: James Smart <jsmart2021@gmail.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Daniel Wagner <dwagner@suse.de>
---
 drivers/scsi/lpfc/lpfc_scsi.c |   15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -5949,7 +5949,7 @@ lpfc_send_taskmgmt(struct lpfc_vport *vp
 /**
  * lpfc_chk_tgt_mapped -
  * @vport: The virtual port to check on
- * @cmnd: Pointer to scsi_cmnd data structure.
+ * @rport: Pointer to fc_rport data structure.
  *
  * This routine delays until the scsi target (aka rport) for the
  * command exists (is present and logged in) or we declare it non-existent.
@@ -5959,19 +5959,20 @@ lpfc_send_taskmgmt(struct lpfc_vport *vp
  *  0x2002 - Success
  **/
 static int
-lpfc_chk_tgt_mapped(struct lpfc_vport *vport, struct scsi_cmnd *cmnd)
+lpfc_chk_tgt_mapped(struct lpfc_vport *vport, struct fc_rport *rport)
 {
 	struct lpfc_rport_data *rdata;
-	struct lpfc_nodelist *pnode;
+	struct lpfc_nodelist *pnode = NULL;
 	unsigned long later;
 
-	rdata = lpfc_rport_data_from_scsi_device(cmnd->device);
+	rdata = rport->dd_data;
 	if (!rdata) {
 		lpfc_printf_vlog(vport, KERN_INFO, LOG_FCP,
 			"0797 Tgt Map rport failure: rdata x%px\n", rdata);
 		return FAILED;
 	}
 	pnode = rdata->pnode;
+
 	/*
 	 * If target is not in a MAPPED state, delay until
 	 * target is rediscovered or devloss timeout expires.
@@ -5983,7 +5984,7 @@ lpfc_chk_tgt_mapped(struct lpfc_vport *v
 		if (pnode->nlp_state == NLP_STE_MAPPED_NODE)
 			return SUCCESS;
 		schedule_timeout_uninterruptible(msecs_to_jiffies(500));
-		rdata = lpfc_rport_data_from_scsi_device(cmnd->device);
+		rdata = rport->dd_data;
 		if (!rdata)
 			return FAILED;
 		pnode = rdata->pnode;
@@ -6076,7 +6077,7 @@ lpfc_device_reset_handler(struct scsi_cm
 	if (status != 0 && status != SUCCESS)
 		return status;
 
-	status = lpfc_chk_tgt_mapped(vport, cmnd);
+	status = lpfc_chk_tgt_mapped(vport, rport);
 	if (status == FAILED) {
 		lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
 			"0721 Device Reset rport failure: rdata x%px\n", rdata);
@@ -6154,7 +6155,7 @@ lpfc_target_reset_handler(struct scsi_cm
 	if (status != 0 && status != SUCCESS)
 		return status;
 
-	status = lpfc_chk_tgt_mapped(vport, cmnd);
+	status = lpfc_chk_tgt_mapped(vport, rport);
 	if (status == FAILED) {
 		lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
 			"0722 Target Reset rport failure: rdata x%px\n", rdata);