[ Upstream commit9b663b5cbb
] netlink_getsockbyportid() reads sk_state while a concurrent netlink_connect() can change its value. Fixes:1da177e4c3
("Linux-2.6.12-rc2") Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>