diff options
| -rw-r--r-- | drivers/usb/host/xhci.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index cf10d7b5fd0a..339ff9ff6346 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -3639,13 +3639,10 @@ int xhci_alloc_dev(struct usb_hcd *hcd, struct usb_device *udev) if (!command) return 0; - /* xhci->slot_id and xhci->addr_dev are not thread-safe */ - mutex_lock(&xhci->mutex); spin_lock_irqsave(&xhci->lock, flags); ret = xhci_queue_slot_control(xhci, command, TRB_ENABLE_SLOT, 0); if (ret) { spin_unlock_irqrestore(&xhci->lock, flags); - mutex_unlock(&xhci->mutex); xhci_dbg(xhci, "FIXME: allocate a command ring segment\n"); xhci_free_command(xhci, command); return 0; @@ -3655,7 +3652,6 @@ int xhci_alloc_dev(struct usb_hcd *hcd, struct usb_device *udev) wait_for_completion(command->completion); slot_id = command->slot_id; - mutex_unlock(&xhci->mutex); if (!slot_id || command->status != COMP_SUCCESS) { xhci_err(xhci, "Error while assigning device slot ID\n"); |