Re: [PATCH] xen/pciback: remove set but not used variable 'old_state'

[Boris Ostrovsky]

On 7/24/19 10:08 AM, YueHaibing wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> drivers/xen/xen-pciback/conf_space_capability.c: In function pm_ctrl_write:
> drivers/xen/xen-pciback/conf_space_capability.c:119:25: warning:
>  variable old_state set but not used [-Wunused-but-set-variable]
>
> It is never used so can be removed.
>
> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>

Reviewed-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>