diff options
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 71aee4914619..c939b3596566 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -5003,9 +5003,11 @@ static bool mlxsw_sp_fib6_rt_should_ignore(const struct fib6_info *rt) { /* Packets with link-local destination IP arriving to the router * are trapped to the CPU, so no need to program specific routes - * for them. + * for them. Only allow prefix routes (usually one fe80::/64) so + * that packets are trapped for the right reason. */ - if (ipv6_addr_type(&rt->fib6_dst.addr) & IPV6_ADDR_LINKLOCAL) + if ((ipv6_addr_type(&rt->fib6_dst.addr) & IPV6_ADDR_LINKLOCAL) && + (rt->fib6_flags & (RTF_LOCAL | RTF_ANYCAST))) return true; /* Multicast routes aren't supported, so ignore them. Neighbour |