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af_unix: Annotate data-race of sk->sk_state in unix_accept().
authorKuniyuki Iwashima <kuniyu@amazon.com>
Tue, 4 Jun 2024 16:52:32 +0000 (09:52 -0700)
committerPaolo Abeni <pabeni@redhat.com>
Thu, 6 Jun 2024 10:57:14 +0000 (12:57 +0200)
commit1b536948e805aab61a48c5aa5db10c9afee880bd
tree4f2a729d92553182deb5e397f931f1408a4a323etree | snapshot
parenta9bf9c7dc6a5899c01cb8f6e773a66315a5cd4b7commit | diff
af_unix: Annotate data-race of sk->sk_state in unix_accept().

Once sk->sk_state is changed to TCP_LISTEN, it never changes.

unix_accept() takes the advantage and reads sk->sk_state without
holding unix_state_lock().

Let's use READ_ONCE() there.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
net/unix/af_unix.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)