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authorIngo Molnar <mingo@elte.hu>2009-06-07 12:22:15 +0200
committerIngo Molnar <mingo@elte.hu>2009-06-07 12:22:15 +0200
commit5f4457a4f62cc9d78e04c0eb12ff0540899aad89 (patch)
tree0b973d527ea6b2ae31e08da0746b4965a3c5a6d8 /net/ipv6/udp.c
parent9b94b3a19b13e094c10f65f24bc358f6ffe4eacd (diff)
parentb87297fb405ef13cac375f202d114323b076a56d (diff)
Merge branch 'linus' into x86/cpu
Diffstat (limited to 'net/ipv6/udp.c')
-rw-r--r--net/ipv6/udp.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 6842dd2edd5..8905712cfbb 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -53,6 +53,8 @@ int ipv6_rcv_saddr_equal(const struct sock *sk, const struct sock *sk2)
{
const struct in6_addr *sk_rcv_saddr6 = &inet6_sk(sk)->rcv_saddr;
const struct in6_addr *sk2_rcv_saddr6 = inet6_rcv_saddr(sk2);
+ __be32 sk_rcv_saddr = inet_sk(sk)->rcv_saddr;
+ __be32 sk2_rcv_saddr = inet_rcv_saddr(sk2);
int sk_ipv6only = ipv6_only_sock(sk);
int sk2_ipv6only = inet_v6_ipv6only(sk2);
int addr_type = ipv6_addr_type(sk_rcv_saddr6);
@@ -60,7 +62,9 @@ int ipv6_rcv_saddr_equal(const struct sock *sk, const struct sock *sk2)
/* if both are mapped, treat as IPv4 */
if (addr_type == IPV6_ADDR_MAPPED && addr_type2 == IPV6_ADDR_MAPPED)
- return ipv4_rcv_saddr_equal(sk, sk2);
+ return (!sk2_ipv6only &&
+ (!sk_rcv_saddr || !sk2_rcv_saddr ||
+ sk_rcv_saddr == sk2_rcv_saddr));
if (addr_type2 == IPV6_ADDR_ANY &&
!(sk2_ipv6only && addr_type == IPV6_ADDR_MAPPED))