scsi: libfc: Replace ->rport_create callback with function call

The ->rport_create callback only ever had a single implementation,
so we can as well call it directly and drop the callback.
Signed-off-by: Hannes Reinecke <hare@suse.com>
Acked-by: Johannes Thumshirn <jth@kernel.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/fcoe/fcoe_ctlr.c

@@ -2515,7 +2515,7 @@ static void fcoe_ctlr_vn_add(struct fcoe_ctlr *fip, struct fc_rport_priv *new)
 		return;
 
 	mutex_lock(&lport->disc.disc_mutex);
-	rdata = lport->tt.rport_create(lport, port_id);
+	rdata = fc_rport_create(lport, port_id);
 	if (!rdata) {
 		mutex_unlock(&lport->disc.disc_mutex);
 		return;

drivers/scsi/libfc/fc_disc.c

@@ -454,7 +454,7 @@ static int fc_disc_gpn_ft_parse(struct fc_disc *disc, void *buf, size_t len)
 
 		if (ids.port_id != lport->port_id &&
 		    ids.port_name != lport->wwpn) {
-			rdata = lport->tt.rport_create(lport, ids.port_id);
+			rdata = fc_rport_create(lport, ids.port_id);
 			if (rdata) {
 				rdata->ids.port_name = ids.port_name;
 				rdata->disc_id = disc->disc_id;
@@ -624,8 +624,7 @@ static void fc_disc_gpn_id_resp(struct fc_seq *sp, struct fc_frame *fp,
 			mutex_unlock(&rdata->rp_mutex);
 			lport->tt.rport_logoff(rdata);
 			mutex_lock(&lport->disc.disc_mutex);
-			new_rdata = lport->tt.rport_create(lport,
-							   rdata->ids.port_id);
+			new_rdata = fc_rport_create(lport, rdata->ids.port_id);
 			mutex_unlock(&lport->disc.disc_mutex);
 			if (new_rdata) {
 				new_rdata->disc_id = disc->disc_id;
@@ -690,7 +689,7 @@ static int fc_disc_single(struct fc_lport *lport, struct fc_disc_port *dp)
 {
 	struct fc_rport_priv *rdata;
 
-	rdata = lport->tt.rport_create(lport, dp->port_id);
+	rdata = fc_rport_create(lport, dp->port_id);
 	if (!rdata)
 		return -ENOMEM;
 	rdata->disc_id = 0;

drivers/scsi/libfc/fc_lport.c

@@ -250,7 +250,7 @@ static void fc_lport_ptp_setup(struct fc_lport *lport,
 		kref_put(&lport->ptp_rdata->kref, fc_rport_destroy);
 	}
 	mutex_lock(&lport->disc.disc_mutex);
-	lport->ptp_rdata = lport->tt.rport_create(lport, remote_fid);
+	lport->ptp_rdata = fc_rport_create(lport, remote_fid);
 	kref_get(&lport->ptp_rdata->kref);
 	lport->ptp_rdata->ids.port_name = remote_wwpn;
 	lport->ptp_rdata->ids.node_name = remote_wwnn;
@@ -1431,7 +1431,7 @@ static void fc_lport_enter_dns(struct fc_lport *lport)
 	fc_lport_state_enter(lport, LPORT_ST_DNS);
 
 	mutex_lock(&lport->disc.disc_mutex);
-	rdata = lport->tt.rport_create(lport, FC_FID_DIR_SERV);
+	rdata = fc_rport_create(lport, FC_FID_DIR_SERV);
 	mutex_unlock(&lport->disc.disc_mutex);
 	if (!rdata)
 		goto err;
@@ -1548,7 +1548,7 @@ static void fc_lport_enter_fdmi(struct fc_lport *lport)
 	fc_lport_state_enter(lport, LPORT_ST_FDMI);
 
 	mutex_lock(&lport->disc.disc_mutex);
-	rdata = lport->tt.rport_create(lport, FC_FID_MGMT_SERV);
+	rdata = fc_rport_create(lport, FC_FID_MGMT_SERV);
 	mutex_unlock(&lport->disc.disc_mutex);
 	if (!rdata)
 		goto err;

drivers/scsi/libfc/fc_rport.c

@@ -137,8 +137,7 @@ EXPORT_SYMBOL(fc_rport_lookup);
  *
  * Locking note:  must be called with the disc_mutex held.
  */
-static struct fc_rport_priv *fc_rport_create(struct fc_lport *lport,
-					     u32 port_id)
+struct fc_rport_priv *fc_rport_create(struct fc_lport *lport, u32 port_id)
 {
 	struct fc_rport_priv *rdata;
 
@@ -172,6 +171,7 @@ static struct fc_rport_priv *fc_rport_create(struct fc_lport *lport,
 	}
 	return rdata;
 }
+EXPORT_SYMBOL(fc_rport_create);
 
 /**
  * fc_rport_destroy() - Free a remote port after last reference is released
@@ -1847,7 +1847,7 @@ static void fc_rport_recv_plogi_req(struct fc_lport *lport,
 
 	disc = &lport->disc;
 	mutex_lock(&disc->disc_mutex);
-	rdata = lport->tt.rport_create(lport, sid);
+	rdata = fc_rport_create(lport, sid);
 	if (!rdata) {
 		mutex_unlock(&disc->disc_mutex);
 		rjt_data.reason = ELS_RJT_UNAB;
@@ -2175,9 +2175,6 @@ static void fc_rport_flush_queue(void)
  */
 int fc_rport_init(struct fc_lport *lport)
 {
-	if (!lport->tt.rport_create)
-		lport->tt.rport_create = fc_rport_create;
-
 	if (!lport->tt.rport_login)
 		lport->tt.rport_login = fc_rport_login;
 

include/scsi/libfc.h

@@ -609,13 +609,6 @@ struct libfc_function_template {
 	void (*lport_set_port_id)(struct fc_lport *, u32 port_id,
 				  struct fc_frame *);
 
-	/*
-	 * Create a remote port with a given port ID
-	 *
-	 * STATUS: OPTIONAL
-	 */
-	struct fc_rport_priv *(*rport_create)(struct fc_lport *, u32);
-
 	/*
 	 * Initiates the RP state machine. It is called from the LP module.
 	 * This function will issue the following commands to the N_Port
@@ -1024,6 +1017,7 @@ int fc_rport_init(struct fc_lport *);
 void fc_rport_terminate_io(struct fc_rport *);
 struct fc_rport_priv *fc_rport_lookup(const struct fc_lport *lport,
 				      u32 port_id);
+struct fc_rport_priv *fc_rport_create(struct fc_lport *, u32);
 void fc_rport_destroy(struct kref *kref);
 
 /*