linux-kernel - Re: [PATCH] ath6kl: mark expected switch fall-throughs

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Message-ID: <060f93a0-7210-79b6-37a7-cd8900719d40@cogentembedded.com>
Date:   Fri, 25 May 2018 14:27:40 +0300
From:   Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:     "Gustavo A. R. Silva" <gustavo@...eddedor.com>,
        Kalle Valo <kvalo@....qualcomm.com>,
        "David S. Miller" <davem@...emloft.net>
Cc:     linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ath6kl: mark expected switch fall-throughs

Hello!

On 5/25/2018 2:13 AM, Gustavo A. R. Silva wrote:

> In preparation to enabling -Wimplicit-fallthrough, mark switch cases
> where we are expecting to fall through.
> 
> Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>
> ---
>   drivers/net/wireless/ath/ath6kl/cfg80211.c | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c
> index 2ba8cf3..29e32cd 100644
> --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c
> +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c
> @@ -3898,17 +3898,17 @@ int ath6kl_cfg80211_init(struct ath6kl *ar)
>   	wiphy->max_scan_ie_len = 1000; /* FIX: what is correct limit? */
>   	switch (ar->hw.cap) {
>   	case WMI_11AN_CAP:
> -		ht = true;
> +		ht = true; /* fall through */
>   	case WMI_11A_CAP:
>   		band_5gig = true;
>   		break;
>   	case WMI_11GN_CAP:
> -		ht = true;
> +		ht = true; /* fall through */
>   	case WMI_11G_CAP:
>   		band_2gig = true;
>   		break;
>   	case WMI_11AGN_CAP:
> -		ht = true;
> +		ht = true; /* fall through */
>   	case WMI_11AG_CAP:
>   		band_2gig = true;
>   		band_5gig = true;

    Hm, typically such comments are done on a line of their own, have never 
seen this style...

MBR, Sergei