diff options
| -rw-r--r-- | net/ipv6/route.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 63f99411f0de..2ce0bd17de4f 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -4388,6 +4388,13 @@ static int ip6_route_multipath_add(struct fib6_config *cfg, rt = NULL; goto cleanup; } + if (!rt6_qualify_for_ecmp(rt)) { + err = -EINVAL; + NL_SET_ERR_MSG(extack, + "Device only routes can not be added for IPv6 using the multipath API."); + fib6_info_release(rt); + goto cleanup; + } rt->fib6_nh.nh_weight = rtnh->rtnh_hops + 1; |