Le 09/02/2018 à 01:03, m...@netbsd.org a écrit :
On Thu, Feb 08, 2018 at 07:58:05PM +0000, Maxime Villard wrote:
Module Name:    src
Committed By:   maxv
Date:           Thu Feb  8 19:58:05 UTC 2018

Modified Files:
        src/sys/netinet: tcp_input.c
        src/sys/netinet6: raw_ip6.c udp6_usrreq.c

Log Message:
Remove the IN6_IS_ADDR_V4MAPPED checks in the protocol functions. They
are useless, because the IPv6 entry point (ip6_input) already performs
them.

in6_input performs the check pretty late - is feeding possibly malformed
packets to pfil_run_hooks / altq_cdnr_input safe?

investigating this is in my todo list... if you look carefully you can see
that pfil_run_hooks is allowed to update ip6_dst, so it may not be correct to
move the checks earlier

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