[patch 08/16] usb: usb_register_bus() - add sysfs group for authorized_default

This patch adds the hookup of the
/sys/class/usb_host/*/authorized_default to usb_register_bus() and
usb_unregister_bus().

Signed-off-by: Inaky Perez-Gonzalez <[email protected]>


---
 drivers/usb/core/hcd.c |    9 +++++++++
 1 file changed, 9 insertions(+)

Index: linux.hg/drivers/usb/core/hcd.c
===================================================================
--- linux.hg.orig/drivers/usb/core/hcd.c	2007-07-09 14:16:39.000000000 -0700
+++ linux.hg/drivers/usb/core/hcd.c	2007-07-09 14:16:39.000000000 -0700
@@ -788,6 +788,12 @@
 	if (IS_ERR(bus->class_dev))
 		goto error_create_class_dev;
 	class_set_devdata(bus->class_dev, bus);
+	result = sysfs_create_group(&bus->class_dev->kobj, &usb_bus_attr_group);
+	if (result < 0) {
+		printk(KERN_ERR "Cannot register USB bus attributes: %d\n",
+		       result);
+		goto error_create_attr_group;
+	}
 
 	/* Add it to the local list of buses */
 	list_add (&bus->bus_list, &usb_bus_list);
@@ -799,6 +805,8 @@
 		  "number %d\n", bus->busnum);
 	return 0;
 
+error_create_attr_group:
+	class_device_unregister(bus->class_dev);
 error_create_class_dev:
 	clear_bit(busnum, busmap.busmap);
 error_find_busnum:
@@ -831,6 +839,7 @@
 
 	clear_bit (bus->busnum, busmap.busmap);
 
+	sysfs_remove_group(&bus->class_dev->kobj, &usb_bus_attr_group);
 	class_device_unregister(bus->class_dev);
 }
 

--

Inaky

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