From d358b1733fc33d9f0261ce07c3d328787652245d Mon Sep 17 00:00:00 2001 From: Chengguang Xu Date: Fri, 15 Feb 2019 20:27:14 +0800 Subject: chardev: update comment based on the code The function comment of __register_chrdev_region() is out of date, so update it based on the code. Signed-off-by: Chengguang Xu Signed-off-by: Greg Kroah-Hartman --- fs/char_dev.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) (limited to 'fs/char_dev.c') diff --git a/fs/char_dev.c b/fs/char_dev.c index bd2bf1fd847e..d18cad28c1c3 100644 --- a/fs/char_dev.c +++ b/fs/char_dev.c @@ -88,13 +88,10 @@ static int find_dynamic_major(void) /* * Register a single major with a specified minor range. * - * If major == 0 this functions will dynamically allocate a major and return - * its number. - * - * If major > 0 this function will attempt to reserve the passed range of - * minors and will return zero on success. + * If major == 0 this function will dynamically allocate an unused major. + * If major > 0 this function will attempt to reserve the range of minors + * with given major. * - * Returns a -ve errno on failure. */ static struct char_device_struct * __register_chrdev_region(unsigned int major, unsigned int baseminor, -- cgit