netdev - Re: [PATCH net-next-2.6 v2] net: ping: dont call udp

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Date:	Mon, 16 May 2011 11:50:32 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	solar@...nwall.com, segoon@...nwall.com,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	peak@...o.troja.mff.cuni.cz, kees.cook@...onical.com,
	dan.j.rosenberg@...il.com, eugene@...hat.com, nelhage@...lice.com,
	kuznet@....inr.ac.ru, pekkas@...core.fi, jmorris@...ei.org,
	yoshfuji@...ux-ipv6.org, kaber@...sh.net
Subject: Re: [PATCH net-next-2.6 v2] net: ping: dont call udp_ioctl()

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Mon, 16 May 2011 09:26:31 +0200

> Le dimanche 15 mai 2011 à 17:44 -0400, David Miller a écrit :
> 
>> Just get rid of ping_ioctl() entirely, as that is the effect of
>> this change since inet_ioctl() returns -ENOIOCTLCMD when
>> sk_prot->ioctl is NULL.
>> 
>> Also get rid of asm/ioctls.h since that will be no longer needed.
> 
> Sure, here is updated version, thanks.
> 
> [PATCH net-next-2.6 v2] net: ping: dont call udp_ioctl()
> 
> udp_ioctl() really handles UDP and UDPLite protocols.
> 
> 1) It can increment UDP_MIB_INERRORS in case first_packet_length() finds
> a frame with bad checksum.
> 
> 2) It has a dependency on sizeof(struct udphdr), not applicable to
> ICMP/PING
> 
> If ping sockets need to handle SIOCINQ/SIOCOUTQ ioctl, this should be
> done differently.
> 
> Signed-off-by: Eric Dumazet <eric.dumazet@...il.com>
> CC: Vasiliy Kulikov <segoon@...nwall.com>

Applied, thanks.
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