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| author | Marcelo Tosatti <mtosatti@redhat.com> | 2012-04-19 22:06:26 +0200 |
|---|---|---|
| committer | Marcelo Tosatti <mtosatti@redhat.com> | 2012-04-19 22:06:26 +0200 |
| commit | eac0556750e727ff39144a9a9e59d5ccf1fc0e2a (patch) | |
| tree | f5ccff7795b2ad5e47f17fb475599c526f533e79 /fs/sysfs/group.c | |
| parent | KVM: MMU: use page table level macro (diff) | |
| parent | Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux (diff) | |
| download | linux-eac0556750e727ff39144a9a9e59d5ccf1fc0e2a.tar.xz linux-eac0556750e727ff39144a9a9e59d5ccf1fc0e2a.zip | |
Merge branch 'linus' into queue
Merge reason: development work has dependency on kvm patches merged
upstream.
Conflicts:
Documentation/feature-removal-schedule.txt
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
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) |