X-Git-Url: https://git.decadent.org.uk/gitweb/?a=blobdiff_plain;f=src%2Fdhcpv6.c;h=e99195840f96ed5a7474f01f35dc288ba9c42f07;hb=2cc9d0fa03c68cea04111c05b139e5eaaa999fca;hp=8be70af19797ffde5ed2ddf73646a13a90463280;hpb=e9de72f3fc41466819f8027b6cc7a978c388ed28;p=odhcp6c.git

diff --git a/src/dhcpv6.c b/src/dhcpv6.c
index 8be70af..e991958 100644
--- a/src/dhcpv6.c
+++ b/src/dhcpv6.c
@@ -520,7 +520,7 @@ static int dhcpv6_handle_advert(_unused enum dhcpv6_msg orig,
 			cand.preference -= 2000;
 		} else if (otype == DHCPV6_OPT_PREF && olen >= 1 &&
 				cand.preference >= 0) {
-			cand.preference = odata[1];
+			cand.preference = odata[0];
 		} else if (otype == DHCPV6_OPT_RECONF_ACCEPT) {
 			cand.wants_reconfigure = true;
 		} else if (otype == DHCPV6_OPT_IA_PD && request_prefix) {
@@ -623,7 +623,7 @@ static int dhcpv6_handle_reply(enum dhcpv6_msg orig,
 		if (t3 < 0)
 			t3 = 0;
 	} else {
-		t1 = t2 = t3 = 86400;
+		t1 = t2 = t3 = UINT32_MAX;
 	}
 
 	if (opt) {
@@ -674,6 +674,12 @@ static int dhcpv6_handle_reply(enum dhcpv6_msg orig,
 			if (n < t3)
 				t3 = n;
 
+			if (t2 >= t3)
+				t2 = 8 * t3 / 10;
+
+			if (t1 >= t2)
+				t1 = 5 * t2 / 8;
+
 		} else if (otype == DHCPV6_OPT_DNS_SERVERS) {
 			if (olen % 16 == 0)
 				odhcp6c_add_state(STATE_DNS, odata, olen);