diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 5a3e87e..303a245 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2188,7 +2188,8 @@ static int rt6_fill_node(struct sk_buff *skb, struct rt6_info *rt,
 			NLA_PUT_U32(skb, RTA_IIF, iif);
 	} else if (dst) {
 		struct in6_addr saddr_buf;
-		if (ipv6_dev_get_saddr(ip6_dst_idev(&rt->u.dst)->dev,
+		struct inet6_dev *idev = ip6_dst_idev(&rt->u.dst);
+		if (ipv6_dev_get_saddr(idev ? idev->dev : NULL,
 				       dst, 0, &saddr_buf) == 0)
 			NLA_PUT(skb, RTA_PREFSRC, 16, &saddr_buf);
 	}