diff options
Diffstat (limited to 'ssl/d1_lib.c')
-rw-r--r-- | ssl/d1_lib.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/ssl/d1_lib.c b/ssl/d1_lib.c index 5b3de08d51..308afff2d4 100644 --- a/ssl/d1_lib.c +++ b/ssl/d1_lib.c @@ -475,13 +475,17 @@ void dtls1_stop_timer(SSL *s) int dtls1_check_timeout_num(SSL *s) { + unsigned int mtu; + s->d1->timeout.num_alerts++; /* Reduce MTU after 2 unsuccessful retransmissions */ if (s->d1->timeout.num_alerts > 2 && !(SSL_get_options(s) & SSL_OP_NO_QUERY_MTU)) { - s->d1->mtu = BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_GET_FALLBACK_MTU, 0, NULL); + mtu = BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_GET_FALLBACK_MTU, 0, NULL); + if(mtu < s->d1->mtu) + s->d1->mtu = mtu; } if (s->d1->timeout.num_alerts > DTLS1_TMO_ALERT_COUNT) |