diff options
| author | Kuniyuki Iwashima <kuniyu@amazon.com> | 2024-06-04 19:52:37 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-06-21 15:38:20 +0300 |
| commit | 29fce603b14b1140cbd5841e00080b6b01ba3430 (patch) | |
| tree | 0251dbb1ac133b44bd0c9af060cc31d5de1fbb35 | |
| parent | 996ec22ff576a6cf59d199f523aed57d105a98a8 (diff) | |
| download | linux-29fce603b14b1140cbd5841e00080b6b01ba3430.tar.xz | |
af_unix: Annotate data-race of net->unx.sysctl_max_dgram_qlen.
[ Upstream commit bd9f2d05731f6a112d0c7391a0d537bfc588dbe6 ]
net->unx.sysctl_max_dgram_qlen is exposed as a sysctl knob and can be
changed concurrently.
Let's use READ_ONCE() in unix_create1().
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | net/unix/af_unix.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 4640497c29da..2b35c517be71 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -990,7 +990,7 @@ static struct sock *unix_create1(struct net *net, struct socket *sock, int kern, sk->sk_hash = unix_unbound_hash(sk); sk->sk_allocation = GFP_KERNEL_ACCOUNT; sk->sk_write_space = unix_write_space; - sk->sk_max_ack_backlog = net->unx.sysctl_max_dgram_qlen; + sk->sk_max_ack_backlog = READ_ONCE(net->unx.sysctl_max_dgram_qlen); sk->sk_destruct = unix_sock_destructor; u = unix_sk(sk); u->inflight = 0; |