commit aea7427f70cce5fa8f99ce447b213e9e3b49f24c
author Shan Wei <shanwei@cn.fujitsu.com> Thu Jun 19 16:29:39 2008 -0700
committer David S. Miller <davem@davemloft.net> Thu Jun 19 16:29:39 2008 -0700
tree cf247ed4683d498ed7c067da7e6ef315ad97f3ff
parent ef3a62d272f033989e83eb1f26505f93f93e3e69

ipv6: Remove options header when setsockopt's optlen is 0

Remove the sticky Hop-by-Hop options header by calling setsockopt()
for IPV6_HOPOPTS with a zero option length, per RFC3542.

Routing header and Destination options header does the same as
Hop-by-Hop options header.

Signed-off-by: Shan Wei <shanwei@cn.fujitsu.com>
Acked-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>