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Date:   Tue, 20 Apr 2021 15:09:24 -0500
From:   "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To:     "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        Vlad Yasevich <vyasevich@...il.com>,
        Neil Horman <nhorman@...driver.com>,
        Marcelo Ricardo Leitner <marcelo.leitner@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     linux-sctp@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH RESEND][next] sctp: Fix fall-through warnings for Clang

Hi all,

Friendly ping: who can take this, please?

Thanks
--
Gustavo

On 3/5/21 03:07, Gustavo A. R. Silva wrote:
> In preparation to enable -Wimplicit-fallthrough for Clang, fix a couple
> of warnings by explicitly adding a break statement and replacing a
> comment with a goto statement instead of letting the code fall through
> to the next case.
> 
> Link: https://github.com/KSPP/linux/issues/115
> Signed-off-by: Gustavo A. R. Silva <gustavoars@...nel.org>
> ---
>  net/sctp/input.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/net/sctp/input.c b/net/sctp/input.c
> index d508f6f3dd08..5ceaf75105ba 100644
> --- a/net/sctp/input.c
> +++ b/net/sctp/input.c
> @@ -633,7 +633,7 @@ int sctp_v4_err(struct sk_buff *skb, __u32 info)
>  		break;
>  	case ICMP_REDIRECT:
>  		sctp_icmp_redirect(sk, transport, skb);
> -		/* Fall through to out_unlock. */
> +		goto out_unlock;
>  	default:
>  		goto out_unlock;
>  	}
> @@ -1236,6 +1236,7 @@ static struct sctp_association *__sctp_rcv_walk_lookup(struct net *net,
>  						net, ch, laddr,
>  						sctp_hdr(skb)->source,
>  						transportp);
> +			break;
>  		default:
>  			break;
>  		}
> 

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