diff options
Diffstat (limited to 'net/core/sock_map.c')
| -rw-r--r-- | net/core/sock_map.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/net/core/sock_map.c b/net/core/sock_map.c index e1f05e3fa1d0..e83a80e8f13b 100644 --- a/net/core/sock_map.c +++ b/net/core/sock_map.c @@ -401,7 +401,7 @@ static void *sock_map_lookup_sys(struct bpf_map *map, void *key) if (!sk) return ERR_PTR(-ENOENT); - sock_gen_cookie(sk); + __sock_gen_cookie(sk); return &sk->sk_cookie; } @@ -610,6 +610,9 @@ static int sock_map_update_elem(struct bpf_map *map, void *key, struct sock *sk = (struct sock *)value; int ret; + if (unlikely(!sk || !sk_fullsock(sk))) + return -EINVAL; + if (!sock_map_sk_is_suitable(sk)) return -EOPNOTSUPP; @@ -1206,7 +1209,7 @@ static void *sock_hash_lookup_sys(struct bpf_map *map, void *key) if (!sk) return ERR_PTR(-ENOENT); - sock_gen_cookie(sk); + __sock_gen_cookie(sk); return &sk->sk_cookie; } |