On 10/02/16 03:42, Eric van Gyzen wrote: > + if (callout_reset(&ia->ia_garp_timer, (1 << ia->ia_garp_count) * hz, > + garp_rexmit, ia) == 0) { > + ifa_ref(ifa); > + } Hi, Be careful when you MFC this, because the return values of callout_reset() and callout_stop() are not the same in FreeBSD-9, -10 and 11/12. --HPS