Merge tag 'v4.9.8' into android-4.9

This is the 4.9.8 stable release

diff --cc drivers/net/tun.c
Simple merge

diff --cc kernel/events/core.c
Simple merge

diff --cc kernel/sysctl.c
Simple merge

diff --cc mm/mempolicy.c
Simple merge

diff --cc net/ipv4/fib_frontend.c
Simple merge

diff --cc net/ipv4/route.c
Simple merge

diff --cc net/ipv6/addrconf.c
Simple merge

diff --cc net/ipv6/ip6_tunnel.c
Simple merge

diff --cc net/ipv6/route.c
Simple merge