ata: libata-transport: inline ata_attach|release_transport

Both functions are helpers which are used only once. So remove them and
merge their code into libata_transport_init() and libata_transport_exit()
respectively.

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-core.c

@@ -6778,7 +6778,6 @@ static int __init ata_init(void)
 	}
 
 	libata_transport_init();
-	ata_scsi_transport_template = ata_attach_transport();
 
 	printk(KERN_DEBUG "libata version " DRV_VERSION " loaded.\n");
 
@@ -6787,7 +6786,6 @@ static int __init ata_init(void)
 
 static void __exit ata_exit(void)
 {
-	ata_release_transport();
 	libata_transport_exit();
 	ata_sff_exit();
 	ata_free_force_param();

drivers/ata/libata-transport.c

@@ -766,29 +766,6 @@ static struct ata_internal ata_transport_internal = {
  * Setup / Teardown code
  */
 
-/**
- * ata_attach_transport  --  instantiate ATA transport template
- */
-struct scsi_transport_template *ata_attach_transport(void)
-{
-	transport_container_register(&ata_transport_internal.t.host_attrs);
-	transport_container_register(&ata_transport_internal.link_attr_cont);
-	transport_container_register(&ata_transport_internal.dev_attr_cont);
-
-	return &ata_transport_internal.t;
-}
-
-/**
- * ata_release_transport  --  release ATA transport template instance
- * @t:		transport template instance
- */
-void ata_release_transport(void)
-{
-	transport_container_unregister(&ata_transport_internal.t.host_attrs);
-	transport_container_unregister(&ata_transport_internal.link_attr_cont);
-	transport_container_unregister(&ata_transport_internal.dev_attr_cont);
-}
-
 __init int libata_transport_init(void)
 {
 	int error;
@@ -802,6 +779,13 @@ __init int libata_transport_init(void)
 	error = transport_class_register(&ata_dev_class);
 	if (error)
 		goto out_unregister_port;
+
+	transport_container_register(&ata_transport_internal.t.host_attrs);
+	transport_container_register(&ata_transport_internal.link_attr_cont);
+	transport_container_register(&ata_transport_internal.dev_attr_cont);
+
+	ata_scsi_transport_template = &ata_transport_internal.t;
+
 	return 0;
 
  out_unregister_port:
@@ -815,6 +799,10 @@ __init int libata_transport_init(void)
 
 void __exit libata_transport_exit(void)
 {
+	transport_container_unregister(&ata_transport_internal.t.host_attrs);
+	transport_container_unregister(&ata_transport_internal.link_attr_cont);
+	transport_container_unregister(&ata_transport_internal.dev_attr_cont);
+
 	transport_class_unregister(&ata_link_class);
 	transport_class_unregister(&ata_port_class);
 	transport_class_unregister(&ata_dev_class);

drivers/ata/libata-transport.h

@@ -8,9 +8,6 @@ extern struct scsi_transport_template *ata_scsi_transport_template;
 int ata_tlink_add(struct ata_link *link);
 void ata_tlink_delete(struct ata_link *link);
 
-struct scsi_transport_template *ata_attach_transport(void);
-void ata_release_transport(void);
-
 __init int libata_transport_init(void);
 void __exit libata_transport_exit(void);
 #endif