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Date:   Fri, 5 Mar 2021 11:03:30 +0100
From:   Alexandre Belloni <alexandre.belloni@bootlin.com>
To:     "Gustavo A. R. Silva" <gustavoars@kernel.org>
Cc:     =?utf-8?Q?Przemys=C5=82aw?= Gaj <pgaj@cadence.com>,
        linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-hardening@vger.kernel.org
Subject: Re: [PATCH RESEND][next] i3c: master: cdns: Fix fall-through
 warnings for Clang
Message-ID: <YEIB8rhVBkYxmA+4@piout.net>
References: <20210305100123.GA142484@embeddedor>
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On 05/03/2021 04:01:23-0600, 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.
> 

I though Clang would be fixed to stop warning in that case, can't you
push a patch there ?

> Link: https://github.com/KSPP/linux/issues/115
> Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
> ---
>  drivers/i3c/master/i3c-master-cdns.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/i3c/master/i3c-master-cdns.c b/drivers/i3c/master/i3c-master-cdns.c
> index 3f2226928fe0..5b37ffe5ad5b 100644
> --- a/drivers/i3c/master/i3c-master-cdns.c
> +++ b/drivers/i3c/master/i3c-master-cdns.c
> @@ -1379,6 +1379,8 @@ static void cnds_i3c_master_demux_ibis(struct cdns_i3c_master *master)
>  
>  		case IBIR_TYPE_MR:
>  			WARN_ON(IBIR_XFER_BYTES(ibir) || (ibir & IBIR_ERROR));
> +			break;
> +
>  		default:
>  			break;
>  		}
> -- 
> 2.27.0
> 

-- 
Alexandre Belloni, co-owner and COO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com