Colin King <colin.k...@canonical.com> writes:

> From: Colin Ian King <colin.k...@canonical.com>
>
> The pointer s is being assigned a value that is never read, the
> assignment is redundant and can be removed.
>
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.k...@canonical.com>

It seems it wasn't used since the very beginning,

Fixes: 7837699fa6d7 ("KVM: In kernel PIT model")

QEMU code (from where KVM's implementation originates), however, 
does make use of 's' here as it open codes pit_latch_status().

> ---
>  arch/x86/kvm/i8254.c | 1 -
>  1 file changed, 1 deletion(-)
>
> diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c
> index febca334c320..a6e218c6140d 100644
> --- a/arch/x86/kvm/i8254.c
> +++ b/arch/x86/kvm/i8254.c
> @@ -462,7 +462,6 @@ static int pit_ioport_write(struct kvm_vcpu *vcpu,
>               if (channel == 3) {
>                       /* Read-Back Command. */
>                       for (channel = 0; channel < 3; channel++) {
> -                             s = &pit_state->channels[channel];
>                               if (val & (2 << channel)) {
>                                       if (!(val & 0x20))
>                                               pit_latch_count(pit, channel);

Reviewed-by: Vitaly Kuznetsov <vkuzn...@redhat.com>

-- 
Vitaly

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