Fix interaction between SSL_stateless() and SSL_clear()
[openssl.git] / ssl / statem / statem.c
index 29660d5..45cb9ab 100644 (file)
@@ -311,7 +311,11 @@ static int state_machine(SSL *s, int server)
 
     st->in_handshake++;
     if (!SSL_in_init(s) || SSL_in_before(s)) {
-        if (!SSL_clear(s))
+        /*
+         * If we are stateless then we already called SSL_clear() - don't do
+         * it again and clear the STATELESS flag itself.
+         */
+        if ((s->s3->flags & TLS1_FLAGS_STATELESS) == 0 && !SSL_clear(s))
             return -1;
     }
 #ifndef OPENSSL_NO_SCTP