Re: [PATCH -next] PCI: hotplug: Remove set but not used variable 'physical_slot'

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On Wed, Sep 26, 2018 at 11:06:02AM +0000, YueHaibing wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
> 
> drivers/pci/hotplug/cpqphp_core.c: In function 'init_SERR':
> drivers/pci/hotplug/cpqphp_core.c:124:5: warning:
>  variable 'physical_slot' set but not used [-Wunused-but-set-variable]
> 
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>

Applied to pci/hotplug for v4.20, thanks!

> ---
>  drivers/pci/hotplug/cpqphp_core.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/pci/hotplug/cpqphp_core.c b/drivers/pci/hotplug/cpqphp_core.c
> index 95b7d60..16bbb18 100644
> --- a/drivers/pci/hotplug/cpqphp_core.c
> +++ b/drivers/pci/hotplug/cpqphp_core.c
> @@ -121,7 +121,6 @@ static int init_SERR(struct controller *ctrl)
>  {
>  	u32 tempdword;
>  	u32 number_of_slots;
> -	u8 physical_slot;
>  
>  	if (!ctrl)
>  		return 1;
> @@ -131,7 +130,6 @@ static int init_SERR(struct controller *ctrl)
>  	number_of_slots = readb(ctrl->hpc_reg + SLOT_MASK) & 0x0F;
>  	/* Loop through slots */
>  	while (number_of_slots) {
> -		physical_slot = tempdword;
>  		writeb(0, ctrl->hpc_reg + SLOT_SERR);
>  		tempdword++;
>  		number_of_slots--;
> 



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