Merge tag 'regulator-fix-v4.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git...

[cascardo/linux.git] / drivers / net / ethernet / mellanox / mlxsw / spectrum_router.c

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
index 4cff4c0..4573da2 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -345,7 +345,8 @@ mlxsw_sp_lpm_tree_get(struct mlxsw_sp *mlxsw_sp,
 
        for (i = 0; i < MLXSW_SP_LPM_TREE_COUNT; i++) {
                lpm_tree = &mlxsw_sp->router.lpm_trees[i];
-               if (lpm_tree->proto == proto &&
+               if (lpm_tree->ref_count != 0 &&
+                   lpm_tree->proto == proto &&
                    mlxsw_sp_prefix_usage_eq(&lpm_tree->prefix_usage,
                                             prefix_usage))
                        goto inc_ref_count;