diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-04-18 15:57:31 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-04-18 15:57:31 -0700 |
| commit | 665ab0f3c8b8f86bb77b25285ac93870c7054d63 (patch) | |
| tree | c7d12c3559982eb3fb1847438d4b45ce034851e5 /fs/sysfs/group.c | |
| parent | bf03f65b7967df5807ddef7b99f8a41d4c94fc70 (diff) | |
| parent | e816b57a337ea3b755de72bec38c10c864f23015 (diff) | |
Merge 3.4-rc3 into tty-next
This allows us to pick up some changes needed for other serial patches.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/sysfs/group.c')
| -rw-r--r-- | fs/sysfs/group.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/sysfs/group.c b/fs/sysfs/group.c index dd1701caecc9..2df555c66d57 100644 --- a/fs/sysfs/group.c +++ b/fs/sysfs/group.c @@ -67,7 +67,11 @@ static int internal_create_group(struct kobject *kobj, int update, /* Updates may happen before the object has been instantiated */ if (unlikely(update && !kobj->sd)) return -EINVAL; - + if (!grp->attrs) { + WARN(1, "sysfs: attrs not set by subsystem for group: %s/%s\n", + kobj->name, grp->name ? "" : grp->name); + return -EINVAL; + } if (grp->name) { error = sysfs_create_subdir(kobj, grp->name, &sd); if (error) |