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Commit d358b173 authored by Chengguang Xu's avatar Chengguang Xu Committed by Greg Kroah-Hartman
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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is out of date, so update it based on the code.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: default avatarChengguang Xu <cgxu519@gmx.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 4b0be572

fs/char_dev.c

+3 −6
Original line number Diff line number Diff line
@@ -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,