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

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Date:   Tue, 20 Apr 2021 15:27:33 -0500
From:   "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To:     "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        Michael Chan <michael.chan@...adcom.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org
Subject: Re: [PATCH RESEND][next] bnxt_en: Fix fall-through warnings for Clang

Hi all,

Friendly ping: who can take this, please?

Thanks
--
Gustavo

On 3/5/21 03:50, Gustavo A. R. Silva wrote:
> In preparation to enable -Wimplicit-fallthrough for Clang, fix a warning
> by explicitly adding a break statement instead of just 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>
> ---
>  drivers/net/ethernet/broadcom/bnxt/bnxt.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
> index b53a0d87371a..a34810750058 100644
> --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
> +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
> @@ -2158,6 +2158,7 @@ static int bnxt_hwrm_handler(struct bnxt *bp, struct tx_cmp *txcmp)
>  	case CMPL_BASE_TYPE_HWRM_ASYNC_EVENT:
>  		bnxt_async_event_process(bp,
>  					 (struct hwrm_async_event_cmpl *)txcmp);
> +		break;
>  
>  	default:
>  		break;
>