Re: [PATCH] media: drivers: cx24113: remove redundant variable r

From: Kieran Bingham
Date: Fri Oct 15 2021 - 07:02:17 EST


Quoting Colin King (2021-10-14 16:12:35)
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> Variable r is being assigned values but it is never being
> used. The variable is redundant and can be removed.
>

Indeed, it gets re-assigned at line 385 as the first cx24113_readreg.


Reviewed-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>

> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> ---
> drivers/media/dvb-frontends/cx24113.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/media/dvb-frontends/cx24113.c b/drivers/media/dvb-frontends/cx24113.c
> index 60a9f70275f7..dd55d314bf9a 100644
> --- a/drivers/media/dvb-frontends/cx24113.c
> +++ b/drivers/media/dvb-frontends/cx24113.c
> @@ -378,7 +378,7 @@ static void cx24113_set_nfr(struct cx24113_state *state, u16 n, s32 f, u8 r)
>
> static int cx24113_set_frequency(struct cx24113_state *state, u32 frequency)
> {
> - u8 r = 1; /* or 2 */
> + u8 r;
> u16 n = 6;
> s32 f = 0;
>
> --
> 2.32.0
>