diff options
Diffstat (limited to 'payloads/libpayload/drivers')
| -rw-r--r-- | payloads/libpayload/drivers/usb/usbhub.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/payloads/libpayload/drivers/usb/usbhub.c b/payloads/libpayload/drivers/usb/usbhub.c index 47215fcf10..90e08dbde4 100644 --- a/payloads/libpayload/drivers/usb/usbhub.c +++ b/payloads/libpayload/drivers/usb/usbhub.c @@ -53,6 +53,17 @@ typedef struct { static void usb_hub_destroy (usbdev_t *dev) { + int i; + + /* First, detach all devices behind this hub. */ + int *const ports = HUB_INST (dev)->ports; + for (i = 1; i <= HUB_INST (dev)->num_ports; i++) { + if (ports[i] != -1) { + usb_detach_device(dev->controller, ports[i]); + ports[i] = -1; + } + } + free (HUB_INST (dev)->ports); free (HUB_INST (dev)->descriptor); free (HUB_INST (dev)); |