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correct can hdr read error

This commit is contained in:
Aubr.Cool 2015-06-09 08:36:03 +08:00
parent b319fb53e4
commit c3e4fd079c
1 changed files with 3 additions and 1 deletions
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4
components/drivers/can/can.c
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@ -65,7 +65,7 @@ rt_inline int _can_int_rx(struct rt_can_device *can, struct rt_can_msg *data, in
can->hdr[hdr].msgs--;
}
listmsg->owner = RT_NULL;
} else
} else if(hdr == -1)
#endif /*RT_CAN_USING_HDR*/
if (!rt_list_isempty(&rx_fifo->uselist))
{
@ -97,6 +97,8 @@ rt_inline int _can_int_rx(struct rt_can_device *can, struct rt_can_msg *data, in
RT_ASSERT(rx_fifo->freenumbers <= can->config.msgboxsz);
rt_hw_interrupt_enable(level);
listmsg = RT_NULL;
} else {
break;
}
data ++; msgs -= sizeof(struct rt_can_msg);
}