Re: [PATCH RESEND][next] sctp: Fix fall-through warnings for Clang

From: Gustavo A. R. Silva
Date: Tue Apr 20 2021 - 16:10:29 EST


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@xxxxxxxxxx>
> ---
> 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;
> }
>