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[USB Device]fix an error on msc

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This commit is contained in:
ZYH
2017-12-21 21:26:40 +08:00
parent ac278da0aa
commit 92f5b437f7
2 changed files with 8 additions and 3 deletions
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8
components/drivers/usb/usbdevice/class/mstorage.c
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@@ -954,7 +954,6 @@ static rt_err_t _function_enable(ufunction_t func)
{
struct mstorage *data;
RT_ASSERT(func != RT_NULL);
RT_DEBUG_LOG(RT_DEBUG_USB, ("Mass storage function enabled\n"));
data = (struct mstorage*)func->user_data;
@@ -1027,7 +1026,12 @@ static rt_err_t _function_disable(ufunction_t func)
rt_free(data->ep_out->buffer);
data->ep_out->buffer = RT_NULL;
}
if(data->disk != RT_NULL)
{
rt_device_close(data->disk);
data->disk = RT_NULL;
}
data->status = STAT_CBW;
return RT_EOK;