On Fri, Dec 11, 2015 at 11:24:10PM +0300, Alexey Khoroshilov wrote:
> Even if dev->driver is null because we are being removed,
> it is safer to not leave device locked.
>
> Found by Linux Driver Verification project (linuxtesting.org).
>
> Signed-off-by: Alexey Khoroshilov <khoroshi...@ispras.ru>
> ---
> drivers/acpi/nfit.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/acpi/nfit.c b/drivers/acpi/nfit.c
> index e7ed39bab97d..aa45d4802707 100644
> --- a/drivers/acpi/nfit.c
> +++ b/drivers/acpi/nfit.c
> @@ -1810,7 +1810,7 @@ static void acpi_nfit_notify(struct acpi_device *adev,
> u32 event)
> if (!dev->driver) {
> /* dev->driver may be null if we're being removed */
> dev_dbg(dev, "%s: no driver found for dev\n", __func__);
> - return;
> + goto out_unlock;
> }
>
> if (!acpi_desc) {
This seems correct to me. Thanks for the patch.
Reviewed-by: Ross Zwisler <ross.zwis...@linux.intel.com>
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