diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/core/net_namespace.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c index 738871af5efa..670c84b1bfc2 100644 --- a/net/core/net_namespace.c +++ b/net/core/net_namespace.c @@ -1001,22 +1001,18 @@ static int register_pernet_operations(struct list_head *list, int error; if (ops->id) { -again: - error = ida_get_new_above(&net_generic_ids, MIN_PERNET_OPS_ID, ops->id); - if (error < 0) { - if (error == -EAGAIN) { - ida_pre_get(&net_generic_ids, GFP_KERNEL); - goto again; - } + error = ida_alloc_min(&net_generic_ids, MIN_PERNET_OPS_ID, + GFP_KERNEL); + if (error < 0) return error; - } + *ops->id = error; max_gen_ptrs = max(max_gen_ptrs, *ops->id + 1); } error = __register_pernet_operations(list, ops); if (error) { rcu_barrier(); if (ops->id) - ida_remove(&net_generic_ids, *ops->id); + ida_free(&net_generic_ids, *ops->id); } return error; @@ -1027,7 +1023,7 @@ static void unregister_pernet_operations(struct pernet_operations *ops) __unregister_pernet_operations(ops); rcu_barrier(); if (ops->id) - ida_remove(&net_generic_ids, *ops->id); + ida_free(&net_generic_ids, *ops->id); } /** |