disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/tty/serial/8250/8250_fsl.c
..
..
@@ -60,18 +60,9 @@
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 	/* Stop processing interrupts on input overrun */
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 	if ((orig_lsr & UART_LSR_OE) && (up->overrun_backoff_time_ms > 0)) {
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-		unsigned int ca_flags;
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 		unsigned long delay;
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-		bool is_console;
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-		is_console = uart_console(port);
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-
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-		if (is_console)
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-			console_atomic_lock(&ca_flags);
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 		up->ier = port->serial_in(port, UART_IER);
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-		if (is_console)
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-			console_atomic_unlock(ca_flags);
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-
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 		if (up->ier & (UART_IER_RLSI | UART_IER_RDI)) {
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 			port->ops->stop_rx(port);
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 		} else {