diff --git a/src/net/udp/dhcp.c b/src/net/udp/dhcp.c index 3a3666c9a..4ebd38bbb 100644 --- a/src/net/udp/dhcp.c +++ b/src/net/udp/dhcp.c @@ -451,17 +451,6 @@ static void dhcp_discovery_rx ( struct dhcp_session *dhcp, static void dhcp_discovery_expired ( struct dhcp_session *dhcp ) { unsigned long elapsed = ( currticks() - dhcp->start ); - /* If link is blocked, defer DHCP discovery (and reset timeout) */ - if ( netdev_link_blocked ( dhcp->netdev ) && - ( dhcp->count <= DHCP_DISC_MAX_DEFERRALS ) ) { - DBGC ( dhcp, "DHCP %p deferring discovery\n", dhcp ); - dhcp->start = currticks(); - start_timer_fixed ( &dhcp->timer, - ( DHCP_DISC_START_TIMEOUT_SEC * - TICKS_PER_SEC ) ); - return; - } - /* Give up waiting for ProxyDHCP before we reach the failure point */ if ( dhcp->offer.s_addr && ( elapsed > DHCP_DISC_PROXY_TIMEOUT_SEC * TICKS_PER_SEC ) ) { @@ -469,8 +458,18 @@ static void dhcp_discovery_expired ( struct dhcp_session *dhcp ) { return; } - /* Otherwise, retransmit current packet */ + /* Retransmit current packet */ dhcp_tx ( dhcp ); + + /* If link is blocked, defer DHCP discovery timeout */ + if ( netdev_link_blocked ( dhcp->netdev ) && + ( dhcp->count <= DHCP_DISC_MAX_DEFERRALS ) ) { + DBGC ( dhcp, "DHCP %p deferring discovery timeout\n", dhcp ); + dhcp->start = currticks(); + start_timer_fixed ( &dhcp->timer, + ( DHCP_DISC_START_TIMEOUT_SEC * + TICKS_PER_SEC ) ); + } } /** DHCP discovery state operations */