diff --git a/drivers/serial/uart_nrfx_uarte.c b/drivers/serial/uart_nrfx_uarte.c
index 747622ca908..bd83b3bf1c6 100644
--- a/drivers/serial/uart_nrfx_uarte.c
+++ b/drivers/serial/uart_nrfx_uarte.c
@@ -856,8 +856,7 @@ static void notify_uart_rx_rdy(const struct device *dev, size_t len)
 	user_callback(dev, &evt);
 }
 
-static void notify_rx_buf_release(const struct device *dev,
-				  uint8_t **buf, bool clear)
+static void rx_buf_release(const struct device *dev, uint8_t **buf)
 {
 	if (*buf) {
 		struct uart_event evt = {
@@ -866,9 +865,7 @@ static void notify_rx_buf_release(const struct device *dev,
 		};
 
 		user_callback(dev, &evt);
-		if (clear) {
-			*buf = NULL;
-		}
+		*buf = NULL;
 	}
 }
 
@@ -929,8 +926,7 @@ static int uarte_nrfx_rx_enable(const struct device *dev, uint8_t *buf,
 			if (!len) {
 				data->async->rx_flush_cnt -= cpy_len;
 				notify_uart_rx_rdy(dev, cpy_len);
-				notify_rx_buf_release(dev, &data->async->rx_buf,
-						      true);
+				rx_buf_release(dev, &data->async->rx_buf);
 				notify_rx_disable(dev);
 				return 0;
 			}
@@ -1196,7 +1192,7 @@ static void endrx_isr(const struct device *dev)
 		return;
 	}
 
-	notify_rx_buf_release(dev, &data->async->rx_buf, false);
+	rx_buf_release(dev, &data->async->rx_buf);
 
 	/* If there is a next buffer, then STARTRX will have already been
 	 * invoked by the short (the next buffer will be filling up already)
@@ -1329,8 +1325,8 @@ static void rxto_isr(const struct device *dev)
 	const struct uarte_nrfx_config *config = dev->config;
 	struct uarte_nrfx_data *data = dev->data;
 
-	notify_rx_buf_release(dev, &data->async->rx_buf, true);
-	notify_rx_buf_release(dev, &data->async->rx_next_buf, true);
+	rx_buf_release(dev, &data->async->rx_buf);
+	rx_buf_release(dev, &data->async->rx_next_buf);
 
 	/* If the rx_enabled flag is still set at this point, it means that
 	 * RX is being disabled because all provided RX buffers have been