From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [RFC] LSM hook for post recvmsg.
Date: Fri, 16 Jul 2010 12:35:58 -0700 (PDT)
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References: <201007170114.GFC57373.SQJHOVtLFMOFFO@I-love.SAKURA.ne.jp>
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From: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Date: Sat, 17 Jul 2010 01:14:38 +0900

> Below is a patch for post recvmsg() operation. I modified the patch to call
> skb_recv_datagram() again (for udp_recvmsg(), raw_recvmsg(), udpv6_recvmsg())
> if LSM dicided to drop the message. (Regarding rawv6_recvmsg(), I didn't do so
> in accordance with the comment at "csum_copy_err:".)
> What do you think about this verion?

This looks fine, but regardless of that comment I think the IPV6 raw recvmsg()
should loop just as the IPV4 one does in your patch.