linux-kernel - Re: [PATCH] netfilter: fix indent on in statements

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Date:   Tue, 15 Aug 2017 09:26:49 +0200
From:   walter harms <wharms@....de>
To:     Colin King <colin.king@...onical.com>
CC:     Pablo Neira Ayuso <pablo@...filter.org>,
        Jozsef Kadlecsik <kadlec@...ckhole.kfki.hu>,
        Florian Westphal <fw@...len.de>,
        Stephen Hemminger <stephen@...workplumber.org>,
        "David S . Miller" <davem@...emloft.net>,
        netfilter-devel@...r.kernel.org, coreteam@...filter.org,
        bridge@...ts.linux-foundation.org, netdev@...r.kernel.org,
        kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] netfilter: fix indent on in statements



Am 15.08.2017 08:50, schrieb Colin King:
> From: Colin Ian King <colin.king@...onical.com>
> 
> The returns on some if statements are not indented correctly,
> add in the missing tab.
> 
> Signed-off-by: Colin Ian King <colin.king@...onical.com>
> ---
>  net/bridge/netfilter/ebt_ip.c  | 4 ++--
>  net/bridge/netfilter/ebt_ip6.c | 2 +-
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/net/bridge/netfilter/ebt_ip.c b/net/bridge/netfilter/ebt_ip.c
> index d06968bdf5ec..2b46c50abce0 100644
> --- a/net/bridge/netfilter/ebt_ip.c
> +++ b/net/bridge/netfilter/ebt_ip.c
> @@ -64,14 +64,14 @@ ebt_ip_mt(const struct sk_buff *skb, struct xt_action_param *par)
>  			if (NF_INVF(info, EBT_IP_DPORT,
>  				    dst < info->dport[0] ||
>  				    dst > info->dport[1]))
> -			return false;
> +				return false;


This is hard to read, perhaps it gets better when the result is stored in a tmp-var.
something like:
	int isbetween=dst < info->dport[0] ||dst > info->dport[1] ;
	int state=NF_INVF(info, EBT_IP_DPORT, isbetween );

	if ( state )
		return false;

just my 2 cents,
re,
 wh

>  		}
>  		if (info->bitmask & EBT_IP_SPORT) {
>  			u32 src = ntohs(pptr->src);
>  			if (NF_INVF(info, EBT_IP_SPORT,
>  				    src < info->sport[0] ||
>  				    src > info->sport[1]))
> -			return false;
> +				return false;
>  		}
>  	}
>  	return true;
> diff --git a/net/bridge/netfilter/ebt_ip6.c b/net/bridge/netfilter/ebt_ip6.c
> index 4617491be41e..2a5a52a53ec4 100644
> --- a/net/bridge/netfilter/ebt_ip6.c
> +++ b/net/bridge/netfilter/ebt_ip6.c
> @@ -89,7 +89,7 @@ ebt_ip6_mt(const struct sk_buff *skb, struct xt_action_param *par)
>  			if (NF_INVF(info, EBT_IP6_SPORT,
>  				    src < info->sport[0] ||
>  				    src > info->sport[1]))
> -			return false;
> +				return false;
>  		}
>  		if ((info->bitmask & EBT_IP6_ICMP6) &&
>  		    NF_INVF(info, EBT_IP6_ICMP6,