diff options
| author | charlown <[email protected]> | 2018-03-15 10:05:17 +0800 |
|---|---|---|
| committer | charlown <[email protected]> | 2018-03-15 10:07:23 +0800 |
| commit | 4f1f0ad918379292ad2e1e3cd13289e30a11086f (patch) | |
| tree | fa6b68ca431a454e1e4931c02706f7c482dd07fd /components | |
| parent | 93f5e3e466af0e89a3cbce55443cad491844e9fc (diff) | |
fix cdc_vcom.c notify receive data.
Diffstat (limited to 'components')
| -rw-r--r-- | components/drivers/usb/usbdevice/class/cdc_vcom.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/components/drivers/usb/usbdevice/class/cdc_vcom.c b/components/drivers/usb/usbdevice/class/cdc_vcom.c index 60ed85d9f3..b8728beac5 100644 --- a/components/drivers/usb/usbdevice/class/cdc_vcom.c +++ b/components/drivers/usb/usbdevice/class/cdc_vcom.c @@ -304,7 +304,8 @@ static rt_err_t _ep_out_handler(ufunction_t func, rt_size_t size) data = (struct vcom*)func->user_data; /* ensure serial is active */ - if(data->serial.parent.open_flag & RT_DEVICE_FLAG_ACTIVATED) + if((data->serial.parent.flag & RT_DEVICE_FLAG_ACTIVATED) + && (data->serial.parent.open_flag & RT_DEVICE_OFLAG_OPEN)) { /* receive data from USB VCOM */ level = rt_hw_interrupt_disable(); |