diff options
Diffstat (limited to 'payloads/libpayload/drivers')
| -rw-r--r-- | payloads/libpayload/drivers/usb/usbhub.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/payloads/libpayload/drivers/usb/usbhub.c b/payloads/libpayload/drivers/usb/usbhub.c index 4e077f6848..ff7904cbd0 100644 --- a/payloads/libpayload/drivers/usb/usbhub.c +++ b/payloads/libpayload/drivers/usb/usbhub.c @@ -48,7 +48,8 @@ usb_hub_port_status_changed(usbdev_t *const dev, const int port) { unsigned short buf[2] = { 0, 0 }; get_status (dev, port, DR_PORT, 4, buf); - clear_feature (dev, port, SEL_C_PORT_CONNECTION, DR_PORT); + if (buf[1] & PORT_CONNECTION) + clear_feature (dev, port, SEL_C_PORT_CONNECTION, DR_PORT); return buf[1] & PORT_CONNECTION; } |