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Re: [Regression w/ patch] Restore network resistance to weird ICMP messages

From Vicente Jiménez <googuy@gmail.com>
Newsgroups linux.kernel
Subject Re: [Regression w/ patch] Restore network resistance to weird ICMP messages
Date 2016-11-10 12:00 +0100
Message-ID <sBVfk-4HF-33@gated-at.bofh.it> (permalink)
References <sAQB4-2vw-21@gated-at.bofh.it> <sBMlI-77l-5@gated-at.bofh.it>
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Corrected patch attached.
Thanks for the advices.
I was unaware of those style policies.

On Thu, Nov 10, 2016 at 2:22 AM, David Miller <davem@davemloft.net> wrote:
> From: Vicente Jiménez <googuy@gmail.com>
> Date: Mon, 7 Nov 2016 12:11:59 +0100
>
>> From bfc9a00e6b78d8eb60e46dacd7d761669d29a573 Mon Sep 17 00:00:00 2001
>> From: Vicente Jimenez Aguilar <googuy@gmail.com>
>> Date: Mon, 31 Oct 2016 13:10:29 +0100
>> Subject: [PATCH] ipv4: icmp: Fix pMTU handling for rarest case
>>
>> Restore network resistance to weird ICMP fragmentation needed messages
>> with next hop MTU equal to (or exceeding) dropped packet size
>>
>> Fixes: 46517008e116 ("ipv4: Kill ip_rt_frag_needed().")
>> Signed-off-by: Vicente Jimenez Aguilar <googuy@gmail.com>
>> ---
>>  net/ipv4/icmp.c | 7 +++++++
>>  1 file changed, 7 insertions(+)
>>
>> diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
>> index 38abe70..c0af1d2 100644
>> --- a/net/ipv4/icmp.c
>> +++ b/net/ipv4/icmp.c
>> @@ -776,6 +776,7 @@ static bool icmp_unreach(struct sk_buff *skb)
>>       struct icmphdr *icmph;
>>       struct net *net;
>>       u32 info = 0;
>> +     unsigned short old_mtu;
>>
>>       net = dev_net(skb_dst(skb)->dev);
>>
>
> Order local variable declarations from longest to shortest line
> please.
>
>> +                             if ( info >= old_mtu )
>
> There should be no space after the '(' and before the ')' in this
> conditional.



-- 
saludos
vicente

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Re: [Regression w/ patch] Restore network resistance to weird ICMP  messages David Miller <davem@davemloft.net> - 2016-11-10 02:30 +0100
  Re: [Regression w/ patch] Restore network resistance to weird ICMP messages Vicente Jiménez <googuy@gmail.com> - 2016-11-10 12:00 +0100
    Re: [Regression w/ patch] Restore network resistance to weird ICMP  messages David Miller <davem@davemloft.net> - 2016-11-10 15:50 +0100

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