ACPI: bus: Set driver_data to NULL every time .add() fails
Most ACPI drivers set driver_data in their .add() callbacks, but usually they don't clear it in the error code path. Set driver_data to NULL in acpi_device_probe() to prevent stale pointers from staying around. Signed-off-by:Michal Wilczynski <michal.wilczynski@intel.com> [ rjw: Subject and changelog edits ] Signed-off-by:
Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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