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[components][drivers][can] can.c bug修复：

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在RT_CAN_USING_HDR宏关闭的时候，接收数据大小的计算应该是：已使用链表数*sizeof(struct rt_can_msg)。
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yaomo718
2019-04-25 00:51:14 +08:00
parent 214c1a6d45
commit b67a8152a5
1 changed files with 1 additions and 1 deletions
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components/drivers/can/can.c
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@@ -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);