PR: 2054
[openssl.git] / ssl / d1_both.c
index 5bb0a4f..ffc8ffe 100644 (file)
@@ -279,7 +279,7 @@ int dtls1_do_write(SSL *s, int type)
                         * retransmit 
                         */
                        if ( BIO_ctrl(SSL_get_wbio(s),
-                               BIO_CTRL_DGRAM_MTU_EXCEEDED, 0, NULL))
+                               BIO_CTRL_DGRAM_MTU_EXCEEDED, 0, NULL) > 0 )
                                s->d1->mtu = BIO_ctrl(SSL_get_wbio(s),
                                        BIO_CTRL_DGRAM_QUERY_MTU, 0, NULL);
                        else