Merge pull request #2615 from yaojinrun/master

[components][drivers][can] can.c bug修复：
2026-09-22 11:30:01 +08:00 · 2019-04-26 13:49:44 +08:00
parent 688452841c b67a8152a5
commit 0f69471cfd
1 changed files with 1 additions and 1 deletions
@@ -854,7 +854,7 @@ void rt_hw_can_isr(struct rt_can_device *can, int event)

                level = rt_hw_interrupt_disable();
                /* get rx length */
-                rx_length = rx_fifo->freenumbers * sizeof(struct rt_can_msg);
+                rx_length = rt_list_len(&rx_fifo->uselist)* sizeof(struct rt_can_msg);
                rt_hw_interrupt_enable(level);

                can->parent.rx_indicate(&can->parent, rx_length);