linux-hardening - Re: [PATCH RESEND][next] rxrpc: Fix fall-through warnings for Clang

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Date:   Tue, 20 Apr 2021 15:09:54 -0500
From:   "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To:     "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        David Howells <dhowells@...hat.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     linux-afs@...ts.infradead.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH RESEND][next] rxrpc: Fix fall-through warnings for Clang

Hi all,

Friendly ping: who can take this, please?

Thanks
--
Gustavo

On 3/5/21 03:19, Gustavo A. R. Silva wrote:
> In preparation to enable -Wimplicit-fallthrough for Clang, fix a warning
> by explicitly adding a break 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/rxrpc/af_rxrpc.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c
> index 41671af6b33f..2b5f89713e36 100644
> --- a/net/rxrpc/af_rxrpc.c
> +++ b/net/rxrpc/af_rxrpc.c
> @@ -471,6 +471,7 @@ static int rxrpc_connect(struct socket *sock, struct sockaddr *addr,
>  	switch (rx->sk.sk_state) {
>  	case RXRPC_UNBOUND:
>  		rx->sk.sk_state = RXRPC_CLIENT_UNBOUND;
> +		break;
>  	case RXRPC_CLIENT_UNBOUND:
>  	case RXRPC_CLIENT_BOUND:
>  		break;
>