udhcpc6: fix lease time staying very small because -d was not specified

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/networking/udhcp/d6_dhcpc.c b/networking/udhcp/d6_dhcpc.c
index 3e200eb21c6ebb25cf5eb4984e17b97ef56bb212..f6a01333cb5fa4dfe32ff593b216c6141172aa5f 100644 (file)
--- a/networking/udhcp/d6_dhcpc.c
+++ b/networking/udhcp/d6_dhcpc.c
@@ -1706,6 +1706,10 @@ int udhcpc6_main(int argc UNUSED_PARAM, char **argv)
                                        bb_error_msg("%s obtained, lease time %u",
                                                "prefix", /*inet_ntoa(temp_addr),*/ (unsigned)lease_seconds);
                                }
+                               if (!address_timeout)
+                                       address_timeout = prefix_timeout;
+                               if (!prefix_timeout)
+                                       prefix_timeout = address_timeout;
                                timeout = address_timeout > prefix_timeout ? prefix_timeout : address_timeout;
                                /* paranoia: must not be too small */
                                if (timeout < 0x10)