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ipv6: drop fragmented ndisc packets by default (RFC 6980)

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This patch implements RFC6980: Drop fragmented ndisc packets by
default. If a fragmented ndisc packet is received the user is informed
that it is possible to disable the check.

Cc: Fernando Gont <fernando@gont.com.ar>
Cc: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Hannes Frederic Sowa 2013-08-27 01:36:51 +02:00 • committed by David S. Miller
commit b800c3b966
5 changed files with 35 additions and 0 deletions
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1
include/uapi/linux/ipv6.h
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@ -162,6 +162,7 @@ enum {
DEVCONF_NDISC_NOTIFY,
DEVCONF_MLDV1_UNSOLICITED_REPORT_INTERVAL,
DEVCONF_MLDV2_UNSOLICITED_REPORT_INTERVAL,
DEVCONF_SUPPRESS_FRAG_NDISC,
DEVCONF_MAX
};