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SubjectRe: [PATCH] ACPI: Unbind ACPI drv when probe failed
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On Thu, 2013-02-07 at 23:18 +0100, Rafael J. Wysocki wrote:
> On Thursday, February 07, 2013 02:19:13 PM Toshi Kani wrote:
> > When acpi_device_install_notify_handler() failed in acpi_device_probe(),
> > it calls acpi_drv->ops.remove() and fails the probe. However, the ACPI
> > driver is left bound to the acpi_device. Fix it by clearing the driver
> > and driver_data fields.
> >
> > Signed-off-by: Toshi Kani <toshi.kani@hp.com>
> > ---
> > This patch is based on linux-pm.git/bleeding-edge.
>
> Good catch, thanks. I'm going to apply it.

Great! Thanks,
-Toshi


>
> Rafael
>
>
> > ---
> > drivers/acpi/scan.c | 2 ++
> > 1 file changed, 2 insertions(+)
> >
> > diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
> > index d6caf1d..39659bb 100644
> > --- a/drivers/acpi/scan.c
> > +++ b/drivers/acpi/scan.c
> > @@ -627,6 +627,8 @@ static int acpi_device_probe(struct device * dev)
> > if (ret) {
> > if (acpi_drv->ops.remove)
> > acpi_drv->ops.remove(acpi_dev);
> > + acpi_dev->driver = NULL;
> > + acpi_dev->driver_data = NULL;
> > return ret;
> > }
> > }




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