netdev - Re: netfilter: nf_tables: add reject module for NFPROTO

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Message-ID: <20140212141827.GA7129@redhat.com>
Date:	Wed, 12 Feb 2014 09:18:27 -0500
From:	Dave Jones <davej@...hat.com>
To:	netdev@...r.kernel.org
Cc:	kaber@...sh.net, pablo@...filter.org
Subject: Re: netfilter: nf_tables: add reject module for NFPROTO_INET

On Tue, Feb 11, 2014 at 08:33:59PM +0000, Linux Kernel wrote:
 > Gitweb:     http://git.kernel.org/linus/;a=commit;h=05513e9e33dbded8124567466a444d32173eecc6
 > Commit:     05513e9e33dbded8124567466a444d32173eecc6
 > Parent:     cc4723ca316742891954efa346298e7c747c0d17
 > Author:     Patrick McHardy <kaber@...sh.net>
 > AuthorDate: Wed Feb 5 15:03:39 2014 +0000
 > Committer:  Pablo Neira Ayuso <pablo@...filter.org>
 > CommitDate: Thu Feb 6 09:44:18 2014 +0100
 > 
 >     netfilter: nf_tables: add reject module for NFPROTO_INET
 >     
 >     Add a reject module for NFPROTO_INET. It does nothing but dispatch
 >     to the AF-specific modules based on the hook family.
 >     
 >     Signed-off-by: Patrick McHardy <kaber@...sh.net>
 >     Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org>
 > ---

....

 > +static void nft_reject_inet_eval(const struct nft_expr *expr,
 > +				 struct nft_data data[NFT_REG_MAX + 1],
 > +				 const struct nft_pktinfo *pkt)
 > +{
 > +	switch (pkt->ops->pf) {
 > +	case NFPROTO_IPV4:
 > +		nft_reject_ipv4_eval(expr, data, pkt);
 > +	case NFPROTO_IPV6:
 > +		nft_reject_ipv6_eval(expr, data, pkt);
 > +	}
 > +}

Is the fallthrough intentional here, or is there a missing break ?

	Dave

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