1 files changed, 3 insertions, 0 deletions

diff --git a/toxcore/onion_client.c b/toxcore/onion_client.c
index 424711d5..24f41e6f 100644
--- a/toxcore/onion_client.c
+++ b/toxcore/onion_client.c
@@ -40,6 +40,9 @@
  */
 int onion_add_path_node(Onion_Client *onion_c, IP_Port ip_port, const uint8_t *client_id)
 {
+    if (ip_port.ip.family != AF_INET && ip_port.ip.family != AF_INET6)
+        return -1;
+
     unsigned int i;
 
     for (i = 0; i < MAX_PATH_NODES; ++i) {