diff options
Diffstat (limited to 'drivers/usb/core/hcd.c')
| -rw-r--r-- | drivers/usb/core/hcd.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 8669ba3fe794..3b9d906339ef 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1775,6 +1775,8 @@ int usb_hcd_alloc_bandwidth(struct usb_device *udev, struct usb_interface *iface = usb_ifnum_to_if(udev, cur_alt->desc.bInterfaceNumber); + if (!iface) + return -EINVAL; if (iface->resetting_device) { /* * The USB core just reset the device, so the xHCI host @@ -1959,8 +1961,9 @@ int hcd_bus_suspend(struct usb_device *rhdev, pm_message_t msg) int status; int old_state = hcd->state; - dev_dbg(&rhdev->dev, "bus %s%s\n", - (msg.event & PM_EVENT_AUTO ? "auto-" : ""), "suspend"); + dev_dbg(&rhdev->dev, "bus %ssuspend, wakeup %d\n", + (PMSG_IS_AUTO(msg) ? "auto-" : ""), + rhdev->do_remote_wakeup); if (HCD_DEAD(hcd)) { dev_dbg(&rhdev->dev, "skipped %s of dead bus\n", "suspend"); return 0; @@ -1995,8 +1998,8 @@ int hcd_bus_resume(struct usb_device *rhdev, pm_message_t msg) int status; int old_state = hcd->state; - dev_dbg(&rhdev->dev, "usb %s%s\n", - (msg.event & PM_EVENT_AUTO ? "auto-" : ""), "resume"); + dev_dbg(&rhdev->dev, "usb %sresume\n", + (PMSG_IS_AUTO(msg) ? "auto-" : "")); if (HCD_DEAD(hcd)) { dev_dbg(&rhdev->dev, "skipped %s of dead bus\n", "resume"); return 0; |