add more consistency to host file writing

diff --git a/src/dhcpv4.c b/src/dhcpv4.c
index b5eeb6e..62ddab8 100644 (file)
--- a/src/dhcpv4.c
+++ b/src/dhcpv4.c
@@ -517,10 +517,11 @@ static struct dhcpv4_assignment* dhcpv4_lease(struct interface *iface,
                } else if (!assigned && a) { // Cleanup failed assignment
                        free(a);
                        a = NULL;
-               } else {
-                       update_state = true;
                }
 
+               if (a)
+                       update_state = true;
+
                if (assigned && a)
                        lease = a;
        } else if (msg == DHCPV4_MSG_RELEASE) {