From 1a0a1d6fb9cdc40294479b5b402e2fecb3d3a9c7 Mon Sep 17 00:00:00 2001
From: Oleg Hahm <oleg@hobbykeller.org>
Date: Sun, 20 Sep 2015 21:40:05 +0200
Subject: [PATCH] ndp: assert that rtr adv interval is never 0
---
sys/net/gnrc/network_layer/ndp/router/gnrc_ndp_router.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/sys/net/gnrc/network_layer/ndp/router/gnrc_ndp_router.c b/sys/net/gnrc/network_layer/ndp/router/gnrc_ndp_router.c
index ab01e8b8ae..ce23cc7a7c 100644
--- a/sys/net/gnrc/network_layer/ndp/router/gnrc_ndp_router.c
+++ b/sys/net/gnrc/network_layer/ndp/router/gnrc_ndp_router.c
@@ -90,6 +90,7 @@ static void _send_rtr_adv(gnrc_ipv6_netif_t *iface, ipv6_addr_t *dst)
mutex_lock(&iface->mutex);
fin = (iface->adv_ltime == 0);
+ assert((iface->min_adv_int != 0) && (iface->max_adv_int != 0));
interval = genrand_uint32_range(iface->min_adv_int, iface->max_adv_int);
if (!fin && !((iface->flags | GNRC_IPV6_NETIF_FLAGS_ROUTER) &&
(iface->flags | GNRC_IPV6_NETIF_FLAGS_RTR_ADV))) {
--
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