fib_node->fib_entry = NULL;
}
+static bool mlxsw_sp_fib4_allow_replace(struct mlxsw_sp_fib4_entry *fib4_entry)
+{
+ struct mlxsw_sp_fib_node *fib_node = fib4_entry->common.fib_node;
+ struct mlxsw_sp_fib4_entry *fib4_replaced;
+
+ if (!fib_node->fib_entry)
+ return true;
+
+ fib4_replaced = container_of(fib_node->fib_entry,
+ struct mlxsw_sp_fib4_entry, common);
+ if (fib4_entry->tb_id == RT_TABLE_MAIN &&
+ fib4_replaced->tb_id == RT_TABLE_LOCAL)
+ return false;
+
+ return true;
+}
+
static int
mlxsw_sp_router_fib4_replace(struct mlxsw_sp *mlxsw_sp,
const struct fib_entry_notifier_info *fen_info)
goto err_fib4_entry_create;
}
+ if (!mlxsw_sp_fib4_allow_replace(fib4_entry)) {
+ mlxsw_sp_fib4_entry_destroy(mlxsw_sp, fib4_entry);
+ mlxsw_sp_fib_node_put(mlxsw_sp, fib_node);
+ return 0;
+ }
+
replaced = fib_node->fib_entry;
err = mlxsw_sp_fib_node_entry_link(mlxsw_sp, &fib4_entry->common);
if (err) {
return;
fib4_entry = mlxsw_sp_fib4_entry_lookup(mlxsw_sp, fen_info);
- if (WARN_ON(!fib4_entry))
+ if (!fib4_entry)
return;
fib_node = fib4_entry->common.fib_node;
return NULL;
}
+static bool mlxsw_sp_fib6_allow_replace(struct mlxsw_sp_fib6_entry *fib6_entry)
+{
+ struct mlxsw_sp_fib_node *fib_node = fib6_entry->common.fib_node;
+ struct mlxsw_sp_fib6_entry *fib6_replaced;
+ struct fib6_info *rt, *rt_replaced;
+
+ if (!fib_node->fib_entry)
+ return true;
+
+ fib6_replaced = container_of(fib_node->fib_entry,
+ struct mlxsw_sp_fib6_entry,
+ common);
+ rt = mlxsw_sp_fib6_entry_rt(fib6_entry);
+ rt_replaced = mlxsw_sp_fib6_entry_rt(fib6_replaced);
+ if (rt->fib6_table->tb6_id == RT_TABLE_MAIN &&
+ rt_replaced->fib6_table->tb6_id == RT_TABLE_LOCAL)
+ return false;
+
+ return true;
+}
+
static int mlxsw_sp_router_fib6_replace(struct mlxsw_sp *mlxsw_sp,
struct fib6_info **rt_arr,
unsigned int nrt6)
goto err_fib6_entry_create;
}
+ if (!mlxsw_sp_fib6_allow_replace(fib6_entry)) {
+ mlxsw_sp_fib6_entry_destroy(mlxsw_sp, fib6_entry);
+ mlxsw_sp_fib_node_put(mlxsw_sp, fib_node);
+ return 0;
+ }
+
replaced = fib_node->fib_entry;
err = mlxsw_sp_fib_node_entry_link(mlxsw_sp, &fib6_entry->common);
if (err)