From: Mattia Dongili malattia@linux.it
commit 476d60b1b4c8a2b14a53ef9b772058f35e604661 upstream.
The thermal handle object may fail initialization when the module is loaded in the first place. Avoid attempting to use it on resume then.
Fixes: 6d232b29cfce ("ACPICA: Dispatcher: always generate buffer objects for ASL create_field() operator") Reported-by: Dominik Mierzejewski dominik@greysector.net Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=207491 Signed-off-by: Mattia Dongili malattia@linux.it Signed-off-by: Andy Shevchenko andriy.shevchenko@linux.intel.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/platform/x86/sony-laptop.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)
--- a/drivers/platform/x86/sony-laptop.c +++ b/drivers/platform/x86/sony-laptop.c @@ -2288,7 +2288,12 @@ static void sony_nc_thermal_cleanup(stru #ifdef CONFIG_PM_SLEEP static void sony_nc_thermal_resume(void) { - unsigned int status = sony_nc_thermal_mode_get(); + int status; + + if (!th_handle) + return; + + status = sony_nc_thermal_mode_get();
if (status != th_handle->mode) sony_nc_thermal_mode_set(th_handle->mode);