udp: add encap_destroy callback

[pandora-kernel.git] / net / ipv6 / udp.c

diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 599e1ba..d8e5e85 100644 (file)
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1285,10 +1285,18 @@ do_confirm:
 
 void udpv6_destroy_sock(struct sock *sk)
 {
+       struct udp_sock *up = udp_sk(sk);
        lock_sock(sk);
        udp_v6_flush_pending_frames(sk);
        release_sock(sk);
 
+       if (static_key_false(&udpv6_encap_needed) && up->encap_type) {
+               void (*encap_destroy)(struct sock *sk);
+               encap_destroy = ACCESS_ONCE(up->encap_destroy);
+               if (encap_destroy)
+                       encap_destroy(sk);
+       }
+
        inet6_destroy_sock(sk);
 }