diff options
| -rw-r--r-- | kernel/bpf/verifier.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index 62fedb1f3312..590db4e4c071 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -9651,11 +9651,7 @@ static int set_map_elem_callback_state(struct bpf_verifier_env *env, struct bpf_map *map; int err; - if (bpf_map_ptr_poisoned(insn_aux)) { - verbose(env, "tail_call abusing map_ptr\n"); - return -EINVAL; - } - + /* valid map_ptr and poison value does not matter */ map = insn_aux->map_ptr_state.map_ptr; if (!map->ops->map_set_for_each_callback_args || !map->ops->map_for_each_callback) { |