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| author | Mark Brown <broonie@kernel.org> | 2023-03-13 13:21:01 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2023-03-13 13:21:01 +0000 |
| commit | c938bb0cf644a61cc6222cc6d0f106bb5c4b4ff5 (patch) | |
| tree | 22e62a91a4674df9043d298994a27acc11830044 /net/ipv4/udp_bpf.c | |
| parent | 7d4ae72edba715d8e2dbfb3851879d354d13a7b9 (diff) | |
| parent | eeac8ede17557680855031c6f305ece2378af326 (diff) | |
Merge tag 'v6.3-rc2' into spi-6.4 to fix clock related boot issues
Linux 6.3-rc2
Diffstat (limited to 'net/ipv4/udp_bpf.c')
| -rw-r--r-- | net/ipv4/udp_bpf.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv4/udp_bpf.c b/net/ipv4/udp_bpf.c index e5dc91d0e079..0735d820e413 100644 --- a/net/ipv4/udp_bpf.c +++ b/net/ipv4/udp_bpf.c @@ -68,6 +68,9 @@ static int udp_bpf_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, if (unlikely(flags & MSG_ERRQUEUE)) return inet_recv_error(sk, msg, len, addr_len); + if (!len) + return 0; + psock = sk_psock_get(sk); if (unlikely(!psock)) return sk_udp_recvmsg(sk, msg, len, flags, addr_len); |