On Tue, Oct 23, 2007 at 12:02:39PM +1000, Michael Ellerman wrote:
> On 9/13/07, Michael Ellerman <[EMAIL PROTECTED]> wrote:
> > It would be nice to be able to do:
> >
> > for_each_thing(thing) {
> > error = sysfs_create_group(&thing->kobj, attrs);
> > if (error) {
> > for_each_thing(thing)
> > sysfs_remove_group(&thing->kobj, attrs);
> > return error;
> > }
> > }
> >
> > But there's a BUG_ON() in sysfs_remove_group() which hits if the attributes
> > were never added.
> >
> > As discussed here ...
> > http://ozlabs.org/pipermail/cbe-oss-dev/2007-July/002774.html
> >
> > .. we should just return in that case instead of BUG'ing.
> >
> > Signed-off-by: Michael Ellerman <[EMAIL PROTECTED]>
> > ---
> > fs/sysfs/group.c | 3 ++-
> > 1 files changed, 2 insertions(+), 1 deletions(-)
> >
> > diff --git a/fs/sysfs/group.c b/fs/sysfs/group.c
> > index f318b73..a256775 100644
> > --- a/fs/sysfs/group.c
> > +++ b/fs/sysfs/group.c
> > @@ -73,7 +73,8 @@ void sysfs_remove_group(struct kobject * kobj,
> >
> > if (grp->name) {
> > sd = sysfs_get_dirent(dir_sd, grp->name);
> > - BUG_ON(!sd);
> > + if (!sd)
> > + return;
> > } else
> > sd = sysfs_get(dir_sd);
> >
> >
>
> Hi Greg,
>
> I didn't see this in your series, any objections? AFAICT it still applies.
Hm, I think I just missed it, care to forward it to me "clean" again?
thanks,
greg k-h
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