commit 5901d0145c6b9e791bacd049eea11c9db9a3006e
author Greg Kroah-Hartman <gregkh@suse.de> Thu Sep 13 02:53:13 2007 -0700
committer Greg Kroah-Hartman <gregkh@suse.de> Fri Oct 12 14:51:02 2007 -0700
tree 1f474118fa9a644efc36c7e9adef7799ae8e1edd
parent fc1ede5888ab8a9b3e7f8567b945beed35222885

Driver core: remove get_bus()

get_bus() should not be globally visable as it is not used by anything
other than drivers/base/bus.c.  This patch removes the visability of it,
and renames it to match all of the other *_get() functions in the
kernel.


Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/base/base.h

diff --git a/drivers/base/base.h b/drivers/base/base.h
index cebc7e7..10b2fb6 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -18,7 +18,6 @@
 extern int bus_add_device(struct device * dev);
 extern void bus_attach_device(struct device * dev);
 extern void bus_remove_device(struct device * dev);
-extern struct bus_type *get_bus(struct bus_type * bus);
 
 extern int bus_add_driver(struct device_driver *);
 extern void bus_remove_driver(struct device_driver *);

drivers/base/bus.c

diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index 4f53b75..0a8d075 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -30,6 +30,12 @@
 static int __must_check bus_rescan_devices_helper(struct device *dev,
 						void *data);
 
+static struct bus_type *bus_get(struct bus_type *bus)
+{
+	return bus ? container_of(kset_get(&bus->subsys),
+				struct bus_type, subsys) : NULL;
+}
+
 static void bus_put(struct bus_type *bus)
 {
 	kset_put(&bus->subsys);
@@ -127,7 +133,7 @@
 int bus_create_file(struct bus_type * bus, struct bus_attribute * attr)
 {
 	int error;
-	if (get_bus(bus)) {
+	if (bus_get(bus)) {
 		error = sysfs_create_file(&bus->subsys.kobj, &attr->attr);
 		bus_put(bus);
 	} else
@@ -137,7 +143,7 @@
 
 void bus_remove_file(struct bus_type * bus, struct bus_attribute * attr)
 {
-	if (get_bus(bus)) {
+	if (bus_get(bus)) {
 		sysfs_remove_file(&bus->subsys.kobj, &attr->attr);
 		bus_put(bus);
 	}
@@ -177,7 +183,7 @@
 static ssize_t driver_unbind(struct device_driver *drv,
 			     const char *buf, size_t count)
 {
-	struct bus_type *bus = get_bus(drv->bus);
+	struct bus_type *bus = bus_get(drv->bus);
 	struct device *dev;
 	int err = -ENODEV;
 
@@ -204,7 +210,7 @@
 static ssize_t driver_bind(struct device_driver *drv,
 			   const char *buf, size_t count)
 {
-	struct bus_type *bus = get_bus(drv->bus);
+	struct bus_type *bus = bus_get(drv->bus);
 	struct device *dev;
 	int err = -ENODEV;
 
@@ -435,7 +441,7 @@
  */
 int bus_add_device(struct device * dev)
 {
-	struct bus_type * bus = get_bus(dev->bus);
+	struct bus_type * bus = bus_get(dev->bus);
 	int error = 0;
 
 	if (bus) {
@@ -611,7 +617,7 @@
  */
 int bus_add_driver(struct device_driver *drv)
 {
-	struct bus_type * bus = get_bus(drv->bus);
+	struct bus_type * bus = bus_get(drv->bus);
 	int error = 0;
 
 	if (!bus)
@@ -731,12 +737,6 @@
 }
 EXPORT_SYMBOL_GPL(device_reprobe);
 
-struct bus_type *get_bus(struct bus_type *bus)
-{
-	return bus ? container_of(kset_get(&bus->subsys),
-				struct bus_type, subsys) : NULL;
-}
-
 /**
  *	find_bus - locate bus by name.
  *	@name:	name of bus.