ata: libata-transport: remove static variable ata_scsi_transport_template

Simplify the code by making struct ata_scsi_transportt public, instead
of using separate variable ata_scsi_transport_template.

Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Niklas Cassel <cassel@kernel.org>

Author: hkallweit

drivers/ata/libata-scsi.c

@@ -4624,7 +4624,7 @@ int ata_scsi_add_hosts(struct ata_host *host, const struct scsi_host_template *s
 		*(struct ata_port **)&shost->hostdata[0] = ap;
 		ap->scsi_host = shost;
 
-		shost->transportt = ata_scsi_transport_template;
+		shost->transportt = &ata_scsi_transportt;
 		shost->unique_id = ap->print_id;
 		shost->max_id = 16;
 		shost->max_lun = 1;

drivers/ata/libata-transport.c

@@ -37,9 +37,6 @@
 #include "libata.h"
 #include "libata-transport.h"
 
-struct scsi_transport_template;
-struct scsi_transport_template *ata_scsi_transport_template;
-
 static int ata_tlink_match(struct attribute_container *cont,
 			   struct device *dev);
 static int ata_tdev_match(struct attribute_container *cont,
@@ -224,7 +221,7 @@ static int ata_tport_match(struct attribute_container *cont,
 {
 	if (!ata_is_port(dev))
 		return 0;
-	return &ata_scsi_transport_template->host_attrs.ac == cont;
+	return &ata_scsi_transportt.host_attrs.ac == cont;
 }
 
 /**
@@ -722,7 +719,7 @@ int ata_tlink_add(struct ata_link *link)
 	return error;
 }
 
-static struct scsi_transport_template ata_scsi_transportt = {
+struct scsi_transport_template ata_scsi_transportt = {
 	.eh_strategy_handler	= ata_scsi_error,
 	.user_scan		= ata_scsi_user_scan,
 
@@ -783,8 +780,6 @@ __init int libata_transport_init(void)
 	transport_container_register(&ata_link_attr_cont);
 	transport_container_register(&ata_dev_attr_cont);
 
-	ata_scsi_transport_template = &ata_scsi_transportt;
-
 	return 0;
 
  out_unregister_port:

drivers/ata/libata-transport.h

@@ -3,7 +3,7 @@
 #define _LIBATA_TRANSPORT_H
 
 
-extern struct scsi_transport_template *ata_scsi_transport_template;
+extern struct scsi_transport_template ata_scsi_transportt;
 
 int ata_tlink_add(struct ata_link *link);
 void ata_tlink_delete(struct ata_link *link);