Turn off route header processing for now due to issues pointed out by Philippe Biondi and Arnaud Ebalard.  This is a temporary fix until more discussion can be had on the exact risks involved in allowing source routing in IPv6
Turn off route header processing for now due to issues pointed out
by Philippe Biondi and Arnaud Ebalard.  This is a temporary fix
until more discussion can be had on the exact risks involved in
allowing source routing in IPv6

Submitted by:	itojun
Reviewed by:	jinmei
MFC after:	1 day

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