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Merge pull request #2615 from yaojinrun/master

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[components][drivers][can] can.c bug修复：
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Bernard Xiong 2019-04-26 13:49:44 +08:00 committed by GitHub
commit 0f69471cfd
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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(); level = rt_hw_interrupt_disable();
/* get rx length */ /* 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); rt_hw_interrupt_enable(level);
can->parent.rx_indicate(&can->parent, rx_length); can->parent.rx_indicate(&can->parent, rx_length);