diff --git a/components/drivers/can/can.c b/components/drivers/can/can.c
index 3781a24009fa47fd5e86ce1d3078332a158a8e7a..d1cc21dd3ff2e6e3401fd1ca07d23b162780a636 100644
--- a/components/drivers/can/can.c
+++ b/components/drivers/can/can.c
@@ -433,7 +433,7 @@ static rt_err_t rt_can_close(struct rt_device *dev)
     {
         struct rt_can_tx_fifo *tx_fifo;
 
-        tx_fifo = (struct rt_can_tx_fifo *)can->can_rx;
+        tx_fifo = (struct rt_can_tx_fifo *)can->can_tx;
         RT_ASSERT(tx_fifo != RT_NULL);
 
         rt_free(tx_fifo);