Subject: Re: [PATCH] sfc: Remove redundant assignment of variable rc

From: Dan Carpenter <[email-masked]>
Date: Fri, 8 Oct 2021 08:33:15 +0300

On Thu, Oct 07, 2021 at 06:50:36PM +0100, Colin King wrote:
> From: Colin Ian King <[email-masked]>
> 
> The variable rc is being assigned a value that is never read, it is
> never accessed after the assignment. The assignment is redundant and
> can be removed.
> 
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <[email-masked]>
> ---
>  drivers/net/ethernet/sfc/ptp.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c
> index a39c5143b386..f5198d6a3d43 100644
> --- a/drivers/net/ethernet/sfc/ptp.c
> +++ b/drivers/net/ethernet/sfc/ptp.c
> @@ -1141,8 +1141,6 @@ static void efx_ptp_xmit_skb_mc(struct efx_nic *efx, struct sk_buff *skb)
>  
>  	skb_tstamp_tx(skb, &timestamps);
>  
> -	rc = 0;
> -

You can remove the initializer at the start of the function as well.

regards,
dan carpenter