diff options
Diffstat (limited to 'kernel/bpf/sockmap.c')
| -rw-r--r-- | kernel/bpf/sockmap.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/bpf/sockmap.c b/kernel/bpf/sockmap.c index 266011c822ec..38bf4e4ae2fd 100644 --- a/kernel/bpf/sockmap.c +++ b/kernel/bpf/sockmap.c @@ -794,6 +794,9 @@ int sock_map_attach_prog(struct bpf_map *map, struct bpf_prog *prog, u32 type) struct bpf_stab *stab = container_of(map, struct bpf_stab, map); struct bpf_prog *orig; + if (unlikely(map->map_type != BPF_MAP_TYPE_SOCKMAP)) + return -EINVAL; + switch (type) { case BPF_SK_SKB_STREAM_PARSER: orig = xchg(&stab->bpf_parse, prog); |