Re: [PATCH] acer-wmi: fix bitwise bug when set device state

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Hi Matthew, 

æ äï2011-05-31 æ 14:20 +0800ïLee, Chun-Yi æåï
> Fix a bitwise bug that was found by Joern Heissler, it must be OR
> but not AND when we query current device state.
> 
> Acked-by: Joern Heissler <linux-acpi@xxxxxxxxxxxxxxxxx>
> Cc: Carlos Corbacho <carlos@xxxxxxxxxxxxxxxxxxx>
> Cc: Matthew Garrett <mjg@xxxxxxxxxx>
> Cc: Dmitry Torokhov <dtor@xxxxxxx>
> Cc: Corentin Chary <corentincj@xxxxxxxxxx>
> Cc: Thomas Renninger <trenn@xxxxxxx>
> Signed-off-by: Lee, Chun-Yi <jlee@xxxxxxxxxx>
> ---
>  drivers/platform/x86/acer-wmi.c |    6 +++---
>  1 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
> index 005417b..7d4675a 100644
> --- a/drivers/platform/x86/acer-wmi.c
> +++ b/drivers/platform/x86/acer-wmi.c
> @@ -1156,9 +1156,9 @@ static acpi_status wmid3_set_device_status(u32 value, u16 device)
>  	struct wmid3_gds_input_param params = {
>  		.function_num = 0x1,
>  		.hotkey_number = 0x01,
> -		.devices = ACER_WMID3_GDS_WIRELESS &
> -				ACER_WMID3_GDS_THREEG &
> -				ACER_WMID3_GDS_WIMAX &
> +		.devices = ACER_WMID3_GDS_WIRELESS |
> +				ACER_WMID3_GDS_THREEG |
> +				ACER_WMID3_GDS_WIMAX |
>  				ACER_WMID3_GDS_BLUETOOTH,
>  	};
>  	struct acpi_buffer input = {

Sorry for my mistake!!
There have a bitwise bug in commit
6d88ff0f8ef3529f68233d3963b2a7e07f8e4f69 in kernel 3.0-rc1. 

Please kindly help to review and merge this patch to 3.0-rc2 to fix it.


Thank's a lot!
Joey Lee

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