write in 30M

hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/net/llc/af_llc.c
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@@ -582,7 +582,8 @@
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 	add_wait_queue(sk_sleep(sk), &wait);
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 	while (1) {
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-		if (sk_wait_event(sk, &timeout, sk->sk_state == TCP_CLOSE, &wait))
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+		if (sk_wait_event(sk, &timeout,
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+				  READ_ONCE(sk->sk_state) == TCP_CLOSE, &wait))
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 			break;
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 		rc = -ERESTARTSYS;
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 		if (signal_pending(current))
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@@ -602,7 +603,8 @@
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 	add_wait_queue(sk_sleep(sk), &wait);
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 	while (1) {
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-		if (sk_wait_event(sk, &timeout, sk->sk_state != TCP_SYN_SENT, &wait))
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+		if (sk_wait_event(sk, &timeout,
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+				  READ_ONCE(sk->sk_state) != TCP_SYN_SENT, &wait))
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 			break;
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 		if (signal_pending(current) || !timeout)
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 			break;
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@@ -621,7 +623,7 @@
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 	while (1) {
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 		rc = 0;
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 		if (sk_wait_event(sk, &timeout,
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-				  (sk->sk_shutdown & RCV_SHUTDOWN) ||
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+				  (READ_ONCE(sk->sk_shutdown) & RCV_SHUTDOWN) ||
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 				  (!llc_data_accept_state(llc->state) &&
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 				   !llc->remote_busy_flag &&
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 				   !llc->p_flag), &wait))