If an error code other than EINVAL, ENODEV or ETIME is returned by ec_read()/ec_write(), then AE_OK is wrongly returned. Fix this by only returning AE_OK if the return code is 0, and return AE_ERROR otherwise. Tested on a Dell Inspiron 3505 and a Asus Prime B650-Plus. Reviewed-by: Hans de Goede <hdegoede@xxxxxxxxxx> Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx> Signed-off-by: Armin Wolf <W_Armin@xxxxxx> --- drivers/platform/x86/wmi.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c index e542aef825a3..ad82a96ed145 100644 --- a/drivers/platform/x86/wmi.c +++ b/drivers/platform/x86/wmi.c @@ -1216,8 +1216,10 @@ acpi_wmi_ec_space_handler(u32 function, acpi_physical_address address, return AE_NOT_FOUND; case -ETIME: return AE_TIME; - default: + case 0: return AE_OK; + default: + return AE_ERROR; } } -- 2.39.2