Just like with IPv4, we need access to the UDP hash table to look up local sockets, but instead of exporting the global udp_table, export a lookup function. Signed-off-by: Balazs Scheidler <bazsi@balabit.hu> --- include/net/udp.h | 3 +++ net/ipv6/udp.c | 8 ++++++++ 2 files changed, 11 insertions(+), 0 deletions(-) diff --git a/include/net/udp.h b/include/net/udp.h index 90e6ce5..5b45f5b 100644 --- a/include/net/udp.h +++ b/include/net/udp.h @@ -150,6 +150,9 @@ extern int udp_lib_setsockopt(struct sock *sk, int level, int optname, extern struct sock *udp4_lib_lookup(struct net *net, __be32 saddr, __be16 sport, __be32 daddr, __be16 dport, int dif); +extern struct sock *udp6_lib_lookup(struct net *net, const struct in6_addr *saddr, __be16 sport, + const struct in6_addr *daddr, __be16 dport, + int dif); /* * SNMP statistics for UDP and UDP-Lite diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 9c9b24b..eee936c 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -182,6 +182,14 @@ static struct sock *__udp6_lib_lookup_skb(struct sk_buff *skb, udptable); } +struct sock *udp6_lib_lookup(struct net *net, const struct in6_addr *saddr, __be16 sport, + const struct in6_addr *daddr, __be16 dport, int dif) +{ + return __udp6_lib_lookup(net, saddr, sport, daddr, dport, dif, &udp_table); +} +EXPORT_SYMBOL_GPL(udp6_lib_lookup); + + /* * This should be easy, if there is something there we * return it, otherwise we block. -- 1.6.0.4