diff --git a/net/core/filter.c b/net/core/filter.c index abd58dce49bb..706c31ae65b0 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -4711,12 +4711,14 @@ static int _bpf_setsockopt(struct sock *sk, int level, int optname, switch (optname) { case SO_RCVBUF: val = min_t(u32, val, sysctl_rmem_max); + val = min_t(int, val, INT_MAX / 2); sk->sk_userlocks |= SOCK_RCVBUF_LOCK; WRITE_ONCE(sk->sk_rcvbuf, max_t(int, val * 2, SOCK_MIN_RCVBUF)); break; case SO_SNDBUF: val = min_t(u32, val, sysctl_wmem_max); + val = min_t(int, val, INT_MAX / 2); sk->sk_userlocks |= SOCK_SNDBUF_LOCK; WRITE_ONCE(sk->sk_sndbuf, max_t(int, val * 2, SOCK_MIN_SNDBUF));