diff options
| author | Eric Dumazet <edumazet@google.com> | 2023-09-12 16:02:08 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-09-15 10:33:48 +0100 |
| commit | 3fa29971c69519629370b119b0b618ee88ade6b9 (patch) | |
| tree | 3008d12c2cb04af2d4e8038799d28dcfce797b7b /net/ipv6/udp.c | |
| parent | 1086ca7cce292bb498d7f8f85f4593c9ef4902b7 (diff) | |
| download | linux-3fa29971c69519629370b119b0b618ee88ade6b9.tar.gz | |
ipv6: lockless IPV6_RECVERR implemetation
np->recverr is moved to inet->inet_flags to fix data-races.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/udp.c')
| -rw-r--r-- | net/ipv6/udp.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index e4301500741a0..90e873689b885 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -619,7 +619,7 @@ int __udp6_lib_err(struct sk_buff *skb, struct inet6_skb_parm *opt, goto out; } - if (!np->recverr) { + if (!inet6_test_bit(RECVERR6, sk)) { if (!harderr || sk->sk_state != TCP_ESTABLISHED) goto out; } else { @@ -1283,7 +1283,7 @@ csum_partial: send: err = ip6_send_skb(skb); if (err) { - if (err == -ENOBUFS && !inet6_sk(sk)->recverr) { + if (err == -ENOBUFS && !inet6_test_bit(RECVERR6, sk)) { UDP6_INC_STATS(sock_net(sk), UDP_MIB_SNDBUFERRORS, is_udplite); err = 0; @@ -1608,7 +1608,7 @@ do_append_data: up->pending = 0; if (err > 0) - err = np->recverr ? net_xmit_errno(err) : 0; + err = inet6_test_bit(RECVERR6, sk) ? net_xmit_errno(err) : 0; release_sock(sk); out: |