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path: root/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
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Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
index 53126bf68ea9..01d0efa9c5c7 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -942,7 +942,7 @@ static void mlxsw_sp_router_neigh_update_hw(struct work_struct *work)
char rauht_pl[MLXSW_REG_RAUHT_LEN];
struct net_device *dev;
bool entry_connected;
- u8 nud_state;
+ u8 nud_state, dead;
bool updating;
bool removing;
bool adding;
@@ -953,10 +953,11 @@ static void mlxsw_sp_router_neigh_update_hw(struct work_struct *work)
dip = ntohl(*((__be32 *) n->primary_key));
memcpy(neigh_entry->ha, n->ha, sizeof(neigh_entry->ha));
nud_state = n->nud_state;
+ dead = n->dead;
dev = n->dev;
read_unlock_bh(&n->lock);
- entry_connected = nud_state & NUD_VALID;
+ entry_connected = nud_state & NUD_VALID && !dead;
adding = (!neigh_entry->offloaded) && entry_connected;
updating = neigh_entry->offloaded && entry_connected;
removing = neigh_entry->offloaded && !entry_connected;
@@ -1351,7 +1352,7 @@ static int mlxsw_sp_nexthop_init(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_neigh_entry *neigh_entry;
struct net_device *dev = fib_nh->nh_dev;
struct neighbour *n;
- u8 nud_state;
+ u8 nud_state, dead;
/* Take a reference of neigh here ensuring that neigh would
* not be detructed before the nexthop entry is finished.
@@ -1383,8 +1384,9 @@ static int mlxsw_sp_nexthop_init(struct mlxsw_sp *mlxsw_sp,
list_add_tail(&nh->neigh_list_node, &neigh_entry->nexthop_list);
read_lock_bh(&n->lock);
nud_state = n->nud_state;
+ dead = n->dead;
read_unlock_bh(&n->lock);
- __mlxsw_sp_nexthop_neigh_update(nh, !(nud_state & NUD_VALID));
+ __mlxsw_sp_nexthop_neigh_update(nh, !(nud_state & NUD_VALID && !dead));
return 0;
}
@@ -1394,6 +1396,7 @@ static void mlxsw_sp_nexthop_fini(struct mlxsw_sp *mlxsw_sp,
{
struct mlxsw_sp_neigh_entry *neigh_entry = nh->neigh_entry;
+ __mlxsw_sp_nexthop_neigh_update(nh, true);
list_del(&nh->neigh_list_node);
/* If that is the last nexthop connected to that neigh, remove from
@@ -1452,6 +1455,8 @@ mlxsw_sp_nexthop_group_destroy(struct mlxsw_sp *mlxsw_sp,
nh = &nh_grp->nexthops[i];
mlxsw_sp_nexthop_fini(mlxsw_sp, nh);
}
+ mlxsw_sp_nexthop_group_refresh(mlxsw_sp, nh_grp);
+ WARN_ON_ONCE(nh_grp->adj_index_valid);
kfree(nh_grp);
}