tree c382b026e6c480827f0c539e3d2dcf3943389347
parent e8766fc86b34d44a8c55a2f9d71da69e091b1ca4
author YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> 1213208091 +0900
committer YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> 1213229949 +0900

ipv6: Check IPV6_MULTICAST_LOOP option value.

Only 0 and 1 are valid for IPV6_MULTICAST_LOOP socket option,
and we should return an error of EINVAL otherwise, per RFC3493.

Based on patch from Shan Wei <shanwei@cn.fujitsu.com>.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>