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[SCSI] sysfs: fix the sysfs_add_file_to_group interfaces

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I can't see a reason why these shouldn't work on every group.  However,
they only seem to work on named groups.  This patch allows the group
functions to work on anonymous groups (those with NULL names).

Acked-by: Tejun Heo <htejun@gmail.com>
Acked-by: Kay Sievers <kay.sievers@vrfy.org>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
James Bottomley 2008-01-02 18:44:05 -06:00
parent d0ad3bc97c
commit 11f24fbdf5
1 changed files with 9 additions and 2 deletions
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7
fs/sysfs/file.c
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@ -568,7 +568,11 @@ int sysfs_add_file_to_group(struct kobject *kobj,
struct sysfs_dirent *dir_sd;
int error;
if (group)
dir_sd = sysfs_get_dirent(kobj->sd, group);
else
dir_sd = sysfs_get(kobj->sd);
if (!dir_sd)
return -ENOENT;
@ -656,7 +660,10 @@ void sysfs_remove_file_from_group(struct kobject *kobj,
{
struct sysfs_dirent *dir_sd;
if (group)
dir_sd = sysfs_get_dirent(kobj->sd, group);
else
dir_sd = sysfs_get(kobj->sd);
if (dir_sd) {
sysfs_hash_and_remove(dir_sd, attr->name);
sysfs_put(dir_sd);