scsi: lpfc: Transition to NPR state upon LOGO cmpl if link down or ab…

…orted

In P2P topology, a target controller reboot sometimes results in not
reestablishing a login because the ndlp is stuck in LOGO state.

Fix by transitioning to NPR state if we get link down before LOGO
completes.

Link: https://lore.kernel.org/r/20220412222008.126521-12-jsmart2021@gmail.com
Co-developed-by: Justin Tee <justin.tee@broadcom.com>
Signed-off-by: Justin Tee <justin.tee@broadcom.com>
Signed-off-by: James Smart <jsmart2021@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/lpfc/lpfc_els.c

@@ -3007,7 +3007,10 @@ lpfc_cmpl_els_logo(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 				 ndlp->nlp_DID, ulp_status,
 				 ulp_word4);
 
+		/* Call NLP_EVT_DEVICE_RM if link is down or LOGO is aborted */
 		if (lpfc_error_lost_link(ulp_status, ulp_word4)) {
+			lpfc_disc_state_machine(vport, ndlp, cmdiocb,
+						NLP_EVT_DEVICE_RM);
 			skip_recovery = 1;
 			goto out;
 		}