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SubjectRe: 2.6.17-rc4-mm1
On Tue, May 16, 2006 at 09:27:02AM -0700, Stephen Hemminger wrote:
> On Tue, 16 May 2006 09:08:42 -0700
> Greg KH <gregkh@suse.de> wrote:
>
> > On Tue, May 16, 2006 at 05:23:46PM +0200, Jean Delvare wrote:
> > > Quoting myself:
> > > > And the winner is...
> > > > gregkh-driver-driver-core-class_device_add-needs-error-checks.patch
> > > >
> > > > Stephen, Greg?
> > >
> > > Indeed this patch breaks class_device_add in the success case...
> > >
> > > Andrew, maybe you want to put this in the hot-fixes directory for
> > > 2.6.17-rc1-mm4, as the problem hits all drivers which register with a
> > > class.
> > >
> > > Fix class_device_add success case after
> > > gregkh-driver-driver-core-class_device_add-needs-error-checks.patch
> > > broke it. class_dev was no more put and class_name was no more freed
> > > before leaving. The former caused locks on driver removal (class_dev
> > > usage count could never be 0.)
> > >
> > > This fix should be folded into
> > > gregkh-driver-driver-core-class_device_add-needs-error-checks.patch
> > >
> > > Signed-off-by: Jean Delvare <khali@linux-fr.org>
> > > ---
> > > drivers/base/class.c | 2 +-
> > > 1 file changed, 1 insertion(+), 1 deletion(-)
> > >
> > > --- linux-2.6.17-rc4-mm1.orig/drivers/base/class.c 2006-05-16 16:38:02.000000000 +0200
> > > +++ linux-2.6.17-rc4-mm1/drivers/base/class.c 2006-05-16 17:00:24.000000000 +0200
> > > @@ -620,7 +620,7 @@
> > > }
> > > up(&parent_class->sem);
> > >
> > > - return 0;
> > > + goto out1;
> > >
> >
> > Thanks for catching this. I've merged this with Stephen's original
> > patch.
> >
> > thanks again,
> >
> > greg k-h
>
> ditto, hmm, one more need for a test suite for basic driver stuff

If you know of some way to create one, I would be glad to have it...

thanks,

greg k-h
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