From c05aa6a776ab2420a42c041a3b5d45db587fd9ef Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Tue, 30 Oct 2018 11:56:18 +0100 Subject: udhcpc: ensure at least one unicast renew attempt Signed-off-by: Denys Vlasenko --- networking/udhcp/d6_dhcpc.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'networking/udhcp/d6_dhcpc.c') diff --git a/networking/udhcp/d6_dhcpc.c b/networking/udhcp/d6_dhcpc.c index 66e4b6c6a..e2f8a6a9c 100644 --- a/networking/udhcp/d6_dhcpc.c +++ b/networking/udhcp/d6_dhcpc.c @@ -1738,8 +1738,9 @@ int udhcpc6_main(int argc UNUSED_PARAM, char **argv) /* note: "int timeout" will not overflow even with 0xffffffff inputs here: */ timeout = (prefix_timeout < address_timeout ? prefix_timeout : address_timeout) / 2; /* paranoia: must not be too small */ - if (timeout < 0x10) - timeout = 0x10; + /* timeout > 60 - ensures at least one unicast renew attempt */ + if (timeout < 61) + timeout = 61; /* enter bound state */ d6_run_script(packet.d6_options, packet_end, (state == REQUESTING ? "bound" : "renew")); -- cgit v1.2.3