From 629b77a42c39c8b3c42a8cf5f5680f0406f8d43f Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman Date: Thu, 27 Oct 2005 22:25:43 -0700 Subject: [PATCH] [PATCH] INPUT: Fix oops when accessing sysfs files of nested input devices Signed-off-by: Greg Kroah-Hartman --- drivers/input/input.c | 19 ++++++++++++------- 1 file changed, 12 insertions(+), 7 deletions(-) diff --git a/drivers/input/input.c b/drivers/input/input.c index b0ede4cc72b7..0d570cf92dc2 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -642,17 +642,22 @@ static ssize_t input_dev_show_##name(struct class_device *dev, char *buf) \ up(&input_dev->sem); \ \ return retval; \ -} +} \ +static CLASS_DEVICE_ATTR(name, S_IRUGO, input_dev_show_##name, NULL); INPUT_DEV_STRING_ATTR_SHOW(name); INPUT_DEV_STRING_ATTR_SHOW(phys); INPUT_DEV_STRING_ATTR_SHOW(uniq); -static struct class_device_attribute input_dev_attrs[] = { - __ATTR(name, S_IRUGO, input_dev_show_name, NULL), - __ATTR(phys, S_IRUGO, input_dev_show_phys, NULL), - __ATTR(uniq, S_IRUGO, input_dev_show_uniq, NULL), - __ATTR_NULL +static struct attribute *input_dev_attrs[] = { + &class_device_attr_name.attr, + &class_device_attr_phys.attr, + &class_device_attr_uniq.attr, + NULL +}; + +static struct attribute_group input_dev_group = { + .attrs = input_dev_attrs, }; #define INPUT_DEV_ID_ATTR(name) \ @@ -728,7 +733,6 @@ static void input_dev_release(struct class_device *class_dev) struct class input_dev_class = { .name = "input_dev", .release = input_dev_release, - .class_dev_attrs = input_dev_attrs, }; struct input_dev *input_allocate_device(void) @@ -766,6 +770,7 @@ static void input_register_classdevice(struct input_dev *dev) kfree(path); class_device_add(&dev->cdev); + sysfs_create_group(&dev->cdev.kobj, &input_dev_group); sysfs_create_group(&dev->cdev.kobj, &input_dev_id_attr_group); sysfs_create_group(&dev->cdev.kobj, &input_dev_caps_attr_group); } -- 2.30.2