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WMI event drivers which do not have no_notify_data set expect that each WMI event contains valid data. Evaluating _WED however might return no data, which can cause issues with such drivers. Fix this by validating that evaluating _WED did return data. Signed-off-by: Armin Wolf <W_Armin@gmx.de> Link: https://lore.kernel.org/r/20240219115919.16526-3-W_Armin@gmx.de Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>