[PATCH] INPUT: Create symlinks for backwards compatibility
This creates symlinks in /sys/class/input/ to the nested class devices
to help userspace cope with the nesting.
Unfortunatly udev still needs to be updated as it can't handle symlinks
properly here :(
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
index de2808f..2d0af44 100644
--- a/drivers/input/mousedev.c
+++ b/drivers/input/mousedev.c
@@ -620,6 +620,7 @@
static struct input_handle *mousedev_connect(struct input_handler *handler, struct input_dev *dev, struct input_device_id *id)
{
struct mousedev *mousedev;
+ struct class_device *cdev;
int minor = 0;
for (minor = 0; minor < MOUSEDEV_MINORS && mousedev_table[minor]; minor++);
@@ -648,9 +649,13 @@
mousedev_table[minor] = mousedev;
- class_device_create(&input_class, &dev->cdev,
+ cdev = class_device_create(&input_class, &dev->cdev,
MKDEV(INPUT_MAJOR, MOUSEDEV_MINOR_BASE + minor),
- dev->cdev.dev, "mouse%d", minor);
+ dev->cdev.dev, mousedev->name);
+
+ /* temporary symlink to keep userspace happy */
+ sysfs_create_link(&input_class.subsys.kset.kobj, &cdev->kobj,
+ mousedev->name);
return &mousedev->handle;
}
@@ -660,6 +665,7 @@
struct mousedev *mousedev = handle->private;
struct mousedev_list *list;
+ sysfs_remove_link(&input_class.subsys.kset.kobj, mousedev->name);
class_device_destroy(&input_class,
MKDEV(INPUT_MAJOR, MOUSEDEV_MINOR_BASE + mousedev->minor));
mousedev->exist = 0;