diff options
Diffstat (limited to 'drivers/usb/host/xhci-dbgcap.c')
| -rw-r--r-- | drivers/usb/host/xhci-dbgcap.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/usb/host/xhci-dbgcap.c b/drivers/usb/host/xhci-dbgcap.c index 47090bceae21..c57178db7994 100644 --- a/drivers/usb/host/xhci-dbgcap.c +++ b/drivers/usb/host/xhci-dbgcap.c @@ -630,14 +630,22 @@ static void xhci_dbc_stop(struct xhci_dbc *dbc) { int ret; unsigned long flags; - struct dbc_port *port = &dbc->port; WARN_ON(!dbc); - cancel_delayed_work_sync(&dbc->event_work); + switch (dbc->state) { + case DS_DISABLED: + return; + case DS_CONFIGURED: + case DS_STALLED: + if (dbc->driver->disconnect) + dbc->driver->disconnect(dbc); + break; + default: + break; + } - if (port->registered && dbc->driver->disconnect) - dbc->driver->disconnect(dbc); + cancel_delayed_work_sync(&dbc->event_work); spin_lock_irqsave(&dbc->lock, flags); ret = xhci_do_dbc_stop(dbc); |