Reverted commit "
2baecda bareudp: remove unnecessary udp_encap_enable() in
bareudp_socket_create()"
An explicit call to udp_encap_enable is needed as the setup_udp_tunnel_sock
does not call udp_encap_enable if the if the socket is of type v6.
Bareudp device uses v6 socket to receive v4 & v6 traffic
CC: Taehee Yoo <ap420073@gmail.com>
Fixes:
2baecda37f4e ("bareudp: remove unnecessary udp_encap_enable() in bareudp_socket_create()")
Signed-off-by: Martin Varghese <martin.varghese@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
tunnel_cfg.encap_destroy = NULL;
setup_udp_tunnel_sock(bareudp->net, sock, &tunnel_cfg);
+ /* As the setup_udp_tunnel_sock does not call udp_encap_enable if the
+ * socket type is v6 an explicit call to udp_encap_enable is needed.
+ */
+ if (sock->sk->sk_family == AF_INET6)
+ udp_encap_enable();
+
rcu_assign_pointer(bareudp->sock, sock);
return 0;
}