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| author | Eric Dumazet <edumazet@google.com> | 2023-08-16 08:15:35 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-08-16 11:09:17 +0100 |
| commit | 6b5f43ea08150e7ff72f734545101c58489ead5b (patch) | |
| tree | 805b596ad9e4070ad6766a0e11b601d9a88edbac /net/ipv4/ping.c | |
| parent | b4d84bce4c437c4ac1b6f7ef4d612d7d52f62cfe (diff) | |
| download | linux-6b5f43ea08150e7ff72f734545101c58489ead5b.tar.gz linux-6b5f43ea08150e7ff72f734545101c58489ead5b.tar.bz2 linux-6b5f43ea08150e7ff72f734545101c58489ead5b.zip | |
inet: move inet->recverr to inet->inet_flags
IP_RECVERR socket option can now be set/get without locking the socket.
This patch potentially avoid data-races around inet->recverr.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Soheil Hassas Yeganeh <soheil@google.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ping.c')
| -rw-r--r-- | net/ipv4/ping.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c index 7e8702cb6634..75e0aee35eb7 100644 --- a/net/ipv4/ping.c +++ b/net/ipv4/ping.c @@ -580,7 +580,7 @@ void ping_err(struct sk_buff *skb, int offset, u32 info) * RFC1122: OK. Passes ICMP errors back to application, as per * 4.1.3.3. */ - if ((family == AF_INET && !inet_sock->recverr) || + if ((family == AF_INET && !inet_test_bit(RECVERR, sk)) || (family == AF_INET6 && !inet6_sk(sk)->recverr)) { if (!harderr || sk->sk_state != TCP_ESTABLISHED) goto out; |