sysfs: disambiguate between "error code" and "failure" in comments

The sentence "Returns 0 on success or error" might be misinterpreted as
"the function will always returns 0", make it less ambiguous.

Also, use the word "failure" as the contrary of "success".

Signed-off-by: Antonio Ospite <ao2@ao2.it>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: linux-doc@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Antonio Ospite 2015-04-29 10:55:46 +02:00 committed by Greg Kroah-Hartman
parent 80c6e14659
commit ed1dc8a894

View File

@ -135,7 +135,7 @@ static int internal_create_group(struct kobject *kobj, int update,
* This function creates a group for the first time. It will explicitly
* warn and error if any of the attribute files being created already exist.
*
* Returns 0 on success or error.
* Returns 0 on success or error code on failure.
*/
int sysfs_create_group(struct kobject *kobj,
const struct attribute_group *grp)
@ -155,7 +155,7 @@ EXPORT_SYMBOL_GPL(sysfs_create_group);
* It will explicitly warn and error if any of the attribute files being
* created already exist.
*
* Returns 0 on success or error code from sysfs_create_group on error.
* Returns 0 on success or error code from sysfs_create_group on failure.
*/
int sysfs_create_groups(struct kobject *kobj,
const struct attribute_group **groups)
@ -193,7 +193,7 @@ EXPORT_SYMBOL_GPL(sysfs_create_groups);
* The primary use for this function is to call it after making a change
* that affects group visibility.
*
* Returns 0 on success or error.
* Returns 0 on success or error code on failure.
*/
int sysfs_update_group(struct kobject *kobj,
const struct attribute_group *grp)