From: Bill Sommerfeld <wsommerf...@google.com> Date: Fri, 4 Mar 2016 14:47:21 -0800
> IPv4 interprets a negative return value from a protocol handler as a > request to redispatch to a new protocol. In contrast, IPv6 interprets a > negative value as an error, and interprets a positive value as a request > for redispatch. > > UDP for IPv6 was unaware of this difference. Change __udp6_lib_rcv() to > return a positive value for redispatch. Note that the socket's > encap_rcv hook still needs to return a negative value to request > dispatch, and in the case of IPv6 packets, adjust IP6CB(skb)->nhoff to > identify the byte containing the next protocol. > > Signed-off-by: Bill Sommerfeld <wsommerf...@google.com> Applied and queued up for -stable, thanks.