Commits
Thomas Graf committed bb1553c8002
ip_tunnel: Add sanity checks to ip_tunnel_encap_add_ops() The symbols are exported and could be used by external modules. Fixes: a8c5f9 ("ip_tunnel: Ops registration for secondary encap (fou, gue)") Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>