diff options
Diffstat (limited to 'kernel/bpf/map_iter.c')
| -rw-r--r-- | kernel/bpf/map_iter.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/bpf/map_iter.c b/kernel/bpf/map_iter.c index 261a03ea73d3..ae0741a09c6d 100644 --- a/kernel/bpf/map_iter.c +++ b/kernel/bpf/map_iter.c @@ -112,6 +112,10 @@ static int bpf_iter_attach_map(struct bpf_prog *prog, map = bpf_map_get_with_uref(linfo->map.map_fd); if (IS_ERR(map)) return PTR_ERR(map); + if (map->excl_prog_sha) { + err = -EPERM; + goto put_map; + } if (map->map_type == BPF_MAP_TYPE_PERCPU_HASH || map->map_type == BPF_MAP_TYPE_LRU_PERCPU_HASH || |