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| author | Tejun Heo <htejun@gmail.com> | 2007-08-02 21:38:03 +0900 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-10-12 14:51:04 -0700 |
| commit | 23dc279950a056c33a14d09cf759f5173d41abd9 (patch) | |
| tree | 852f8cc24c24988717dbae8f98da999ff27755fa /fs/sysfs/sysfs.h | |
| parent | 41fc1c27452e041a18e5141b8203ee0ea72bc483 (diff) | |
| download | linux-23dc279950a056c33a14d09cf759f5173d41abd9.tar.gz linux-23dc279950a056c33a14d09cf759f5173d41abd9.tar.bz2 linux-23dc279950a056c33a14d09cf759f5173d41abd9.zip | |
sysfs: make sysfs_add_one() automatically check for duplicate entry
Make sysfs_add_one() check for duplicate entry and return -EEXIST if
such entry exists. This simplifies node addition code a bit.
This patch doesn't introduce any noticeable behavior change.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'fs/sysfs/sysfs.h')
| -rw-r--r-- | fs/sysfs/sysfs.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/sysfs/sysfs.h b/fs/sysfs/sysfs.h index 32b8b64e5cf1..bb3f0c999b15 100644 --- a/fs/sysfs/sysfs.h +++ b/fs/sysfs/sysfs.h @@ -62,7 +62,7 @@ extern struct sysfs_dirent *sysfs_get_active_two(struct sysfs_dirent *sd); extern void sysfs_put_active_two(struct sysfs_dirent *sd); extern void sysfs_addrm_start(struct sysfs_addrm_cxt *acxt, struct sysfs_dirent *parent_sd); -extern void sysfs_add_one(struct sysfs_addrm_cxt *acxt, +extern int sysfs_add_one(struct sysfs_addrm_cxt *acxt, struct sysfs_dirent *sd); extern void sysfs_remove_one(struct sysfs_addrm_cxt *acxt, struct sysfs_dirent *sd); |