diff --git a/drivers/tty/serial/efm32-uart.c b/drivers/tty/serial/efm32-uart.c
index 98adaa1c054f60f0f9b13e5f5d11fcc3a7173498..0eb5b5673ede505e04491d83656c02d6af93e770 100644
--- a/drivers/tty/serial/efm32-uart.c
+++ b/drivers/tty/serial/efm32-uart.c
@@ -268,10 +268,10 @@ static irqreturn_t efm32_uart_rxirq(int irq, void *data)
 		handled = IRQ_HANDLED;
 	}
 
-	tty_flip_buffer_push(tport);
-
 	spin_unlock(&port->lock);
 
+	tty_flip_buffer_push(tport);
+
 	return handled;
 }