diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 0aa36b093013..2a6397714d70 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -5576,8 +5576,8 @@ static void __ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp) ip6_del_rt(rt); } if (ifp->rt) { - dst_hold(&ifp->rt->dst); - ip6_del_rt(ifp->rt); + if (dst_hold_safe(&ifp->rt->dst)) + ip6_del_rt(ifp->rt); } rt_genid_bump_ipv6(net); break; diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 908b71188c57..c52c51908881 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -1366,8 +1366,8 @@ static void ip6_link_failure(struct sk_buff *skb) rt = (struct rt6_info *) skb_dst(skb); if (rt) { if (rt->rt6i_flags & RTF_CACHE) { - dst_hold(&rt->dst); - ip6_del_rt(rt); + if (dst_hold_safe(&rt->dst)) + ip6_del_rt(rt); } else if (rt->rt6i_node && (rt->rt6i_flags & RTF_DEFAULT)) { rt->rt6i_node->fn_sernum = -1; }