Re: [PATCH] platform/x86/siemens: simatic-ipc: fix nonsensical condition

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On Fri, 11 Aug 2023, Arnd Bergmann wrote:

> From: Arnd Bergmann <arnd@xxxxxxxx>
> 
> The condition checking for a constant SIMATIC_IPC_DEVICE_BX_59A value
> clearly makes no sense, as clang warns:
> 
> drivers/platform/x86/siemens/simatic-ipc.c:132:42: error: use of logical '||' with constant operand [-Werror,-Wconstant-logical-operand]
>                 if (ledmode == SIMATIC_IPC_DEVICE_227G || SIMATIC_IPC_DEVICE_BX_59A)
>                                                        ^  ~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/platform/x86/siemens/simatic-ipc-batt.c:197:49: error: use of logical '||' with constant operand [-Werror,-Wconstant-logical-operand]
>                 if (priv.devmode == SIMATIC_IPC_DEVICE_BX_21A || SIMATIC_IPC_DEVICE_BX_59A)
>                                                               ^  ~~~~~~~~~~~~~~~~~~~~~~~~~
> 
> Most likely, this was meant to check ledmode to be one of the two values,
> so change it to that.
> 
> Fixes: b8af77951941e ("platform/x86/siemens: simatic-ipc: add new models BX-56A/BX-59A")
> Fixes: c56beff203754 ("platform/x86/siemens: simatic-ipc-batt: add support for module BX-59A")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
>  drivers/platform/x86/siemens/simatic-ipc-batt.c | 3 ++-
>  drivers/platform/x86/siemens/simatic-ipc.c      | 3 ++-
>  2 files changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/platform/x86/siemens/simatic-ipc-batt.c b/drivers/platform/x86/siemens/simatic-ipc-batt.c
> index d66b9969234bf..e6c12c52843ca 100644
> --- a/drivers/platform/x86/siemens/simatic-ipc-batt.c
> +++ b/drivers/platform/x86/siemens/simatic-ipc-batt.c
> @@ -194,7 +194,8 @@ int simatic_ipc_batt_probe(struct platform_device *pdev, struct gpiod_lookup_tab
>  
>  	if (table->table[2].key) {
>  		flags = GPIOD_OUT_HIGH;
> -		if (priv.devmode == SIMATIC_IPC_DEVICE_BX_21A || SIMATIC_IPC_DEVICE_BX_59A)
> +		if (priv.devmode == SIMATIC_IPC_DEVICE_BX_21A ||
> +		    priv.devmode == SIMATIC_IPC_DEVICE_BX_59A)
>  			flags = GPIOD_OUT_LOW;
>  		priv.gpios[2] = devm_gpiod_get_index(dev, "CMOSBattery meter", 2, flags);
>  		if (IS_ERR(priv.gpios[2])) {
> diff --git a/drivers/platform/x86/siemens/simatic-ipc.c b/drivers/platform/x86/siemens/simatic-ipc.c
> index 02c540cf40702..e11d28ffac604 100644
> --- a/drivers/platform/x86/siemens/simatic-ipc.c
> +++ b/drivers/platform/x86/siemens/simatic-ipc.c
> @@ -129,7 +129,8 @@ static int register_platform_devices(u32 station_id)
>  		pdevname = KBUILD_MODNAME "_leds";
>  		if (ledmode == SIMATIC_IPC_DEVICE_127E)
>  			pdevname = KBUILD_MODNAME "_leds_gpio_apollolake";
> -		if (ledmode == SIMATIC_IPC_DEVICE_227G || SIMATIC_IPC_DEVICE_BX_59A)
> +		if (ledmode == SIMATIC_IPC_DEVICE_227G ||
> +		    ledmode == SIMATIC_IPC_DEVICE_BX_59A)
>  			pdevname = KBUILD_MODNAME "_leds_gpio_f7188x";
>  		if (ledmode == SIMATIC_IPC_DEVICE_BX_21A)
>  			pdevname = KBUILD_MODNAME "_leds_gpio_elkhartlake";

Thank you for the patch but these are already fixed by commits:

7abf253afa5c ("platform/x86/siemens: simatic-ipc-batt: fix logical error for BX-59A")
b01c1e022f7f ("platform/x86/siemens: simatic-ipc: fix logical error for BX-59A")


-- 
 i.




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