[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/joydev.c b/drivers/input/joydev.c
index 25f7eba..20e2972 100644
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -448,6 +448,7 @@
static struct input_handle *joydev_connect(struct input_handler *handler, struct input_dev *dev, struct input_device_id *id)
{
struct joydev *joydev;
+ struct class_device *cdev;
int i, j, t, minor;
for (minor = 0; minor < JOYDEV_MINORS && joydev_table[minor]; minor++);
@@ -513,9 +514,13 @@
joydev_table[minor] = joydev;
- class_device_create(&input_class, &dev->cdev,
+ cdev = class_device_create(&input_class, &dev->cdev,
MKDEV(INPUT_MAJOR, JOYDEV_MINOR_BASE + minor),
- dev->cdev.dev, "js%d", minor);
+ dev->cdev.dev, joydev->name);
+
+ /* temporary symlink to keep userspace happy */
+ sysfs_create_link(&input_class.subsys.kset.kobj, &cdev->kobj,
+ joydev->name);
return &joydev->handle;
}
@@ -525,6 +530,7 @@
struct joydev *joydev = handle->private;
struct joydev_list *list;
+ sysfs_remove_link(&input_class.subsys.kset.kobj, joydev->name);
class_device_destroy(&input_class, MKDEV(INPUT_MAJOR, JOYDEV_MINOR_BASE + joydev->minor));
joydev->exist = 0;