netdev - Re: Unable to flush ICMP redirect routes in kernel 3.0+

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 17 Nov 2011 13:37:24 -0200
From:	Flavio Leitner <fbl@...hat.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	David Miller <davem@...emloft.net>,
	Ivan Zahariev <famzah@...soft.com>, netdev@...r.kernel.org,
	Vasiliy Kulikov <segoon@...nwall.com>
Subject: Re: Unable to flush ICMP redirect routes in kernel 3.0+

On Thu, 17 Nov 2011 15:40:20 +0100
Eric Dumazet <eric.dumazet@...il.com> wrote:

> [PATCH] ping: dont increment ICMP_MIB_INERRORS
> 
> ping module incorrectly increments ICMP_MIB_INERRORS if feeded with a
> frame not belonging to its own sockets.
> 
> RFC 2011 states that ICMP_MIB_INERRORS should count "the number of
> ICMP messages which the entiry received but determined as having
> ICMP-specific errors (bad ICMP checksums, bad length, etc.)."
> 
> Signed-off-by: Eric Dumazet <eric.dumazet@...il.com>
> CC: Vasiliy Kulikov <segoon@...nwall.com>

Yeah, they aren't ICMP specific errors and the callers already
checked for checksum, lengths, and etc.. increasing that counter
when necessary.

Acked-by: Flavio Leitner <fbl@...hat.com>
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html