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Diffstat (limited to 'net/ipv4/inet_connection_sock.c')
-rw-r--r--net/ipv4/inet_connection_sock.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 33a88e045efd..dfd5009f96ef 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -107,6 +107,15 @@ bool inet_rcv_saddr_equal(const struct sock *sk, const struct sock *sk2,
}
EXPORT_SYMBOL(inet_rcv_saddr_equal);
+bool inet_rcv_saddr_any(const struct sock *sk)
+{
+#if IS_ENABLED(CONFIG_IPV6)
+ if (sk->sk_family == AF_INET6)
+ return ipv6_addr_any(&sk->sk_v6_rcv_saddr);
+#endif
+ return !sk->sk_rcv_saddr;
+}
+
void inet_get_local_port_range(struct net *net, int *low, int *high)
{
unsigned int seq;