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sysfs: sysfs_chmod_file's attr can be const 

sysfs_chmod_file doesn't change the attribute it operates on, so this
attribute can be marked const.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jean Delvare 2010-07-02 16:54:05 +02:00 committed by Greg Kroah-Hartman
parent 3317fad5e9
commit 49c19400f6
2 changed files with 5 additions and 4 deletions
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3
fs/sysfs/file.c
View File

@ -593,7 +593,8 @@ EXPORT_SYMBOL_GPL(sysfs_add_file_to_group);
* @mode: file permissions.
*
*/
int sysfs_chmod_file(struct kobject *kobj, struct attribute *attr, mode_t mode)
int sysfs_chmod_file(struct kobject *kobj, const struct attribute *attr,
mode_t mode)
{
struct sysfs_dirent *sd;
struct iattr newattrs;

6
include/linux/sysfs.h
View File

@ -136,8 +136,8 @@ int __must_check sysfs_create_file(struct kobject *kobj,
const struct attribute *attr);
int __must_check sysfs_create_files(struct kobject *kobj,
const struct attribute **attr);
int __must_check sysfs_chmod_file(struct kobject *kobj, struct attribute *attr,
mode_t mode);
int __must_check sysfs_chmod_file(struct kobject *kobj,
const struct attribute *attr, mode_t mode);
void sysfs_remove_file(struct kobject *kobj, const struct attribute *attr);
void sysfs_remove_files(struct kobject *kobj, const struct attribute **attr);
@ -225,7 +225,7 @@ static inline int sysfs_create_files(struct kobject *kobj,
}
static inline int sysfs_chmod_file(struct kobject *kobj,
struct attribute *attr, mode_t mode)
const struct attribute *attr, mode_t mode)
{
return 0;
}