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path: root/drivers/usb/host/xhci-hub.c
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Diffstat (limited to 'drivers/usb/host/xhci-hub.c')
-rw-r--r--drivers/usb/host/xhci-hub.c20
1 files changed, 6 insertions, 14 deletions
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index a2336deb5e36..2a90229be7a6 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* xHCI host controller driver
*
@@ -5,19 +6,6 @@
*
* Author: Sarah Sharp
* Some code borrowed from the Linux EHCI driver.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
@@ -634,7 +622,10 @@ static int xhci_enter_test_mode(struct xhci_hcd *xhci,
xhci_dbg(xhci, "Disable all slots\n");
spin_unlock_irqrestore(&xhci->lock, *flags);
for (i = 1; i <= HCS_MAX_SLOTS(xhci->hcs_params1); i++) {
- retval = xhci_disable_slot(xhci, NULL, i);
+ if (!xhci->devs[i])
+ continue;
+
+ retval = xhci_disable_slot(xhci, i);
if (retval)
xhci_err(xhci, "Failed to disable slot %d, %d. Enter test mode anyway\n",
i, retval);
@@ -1374,6 +1365,7 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
break;
case USB_PORT_FEAT_C_SUSPEND:
bus_state->port_c_suspend &= ~(1 << wIndex);
+ /* fall through */
case USB_PORT_FEAT_C_RESET:
case USB_PORT_FEAT_C_BH_PORT_RESET:
case USB_PORT_FEAT_C_CONNECTION: