1 files changed, 5 insertions, 0 deletions
diff --git a/ssl/d1_lib.c b/ssl/d1_lib.c
index 20970c3f02..c1d160ecd4 100644
--- a/ssl/d1_lib.c
+++ b/ssl/d1_lib.c
@@ -432,6 +432,11 @@ int DTLSv1_listen(SSL *s, BIO_ADDR *client)
     BIO_ADDR *tmpclient = NULL;
     PACKET pkt, msgpkt, msgpayload, session, cookiepkt;
 
+    if (s->handshake_func == NULL) {
+        /* Not properly initialized yet */
+        SSL_set_accept_state(s);
+    }
+
     /* Ensure there is no state left over from a previous invocation */
     if (!SSL_clear(s))
         return -1;