From: Peter Chen <[email protected]>

This patch has been added to the 3.12 stable tree. If you have any
objections, please let us know.

===============

commit 5cbcc35e5bf0eae3c7494ce3efefffc9977827ae upstream.

The roothub's index per controller is from 0, but the hub port index per hub
is from 1, this patch fixes "can't find device at roohub" problem for connecting
test fixture at roohub when do USB-IF Embedded Host High-Speed Electrical Test.

This patch is for v3.12+.

Signed-off-by: Peter Chen <[email protected]>
Acked-by: Alan Stern <[email protected]>
Signed-off-by: Jiri Slaby <[email protected]>
---
 drivers/usb/host/ehci-hub.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index 1bb85bee2625..7ba861543d03 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -1241,7 +1241,7 @@ static int ehci_hub_control (
                        if (selector == EHSET_TEST_SINGLE_STEP_SET_FEATURE) {
                                spin_unlock_irqrestore(&ehci->lock, flags);
                                retval = ehset_single_step_set_feature(hcd,
-                                                                       wIndex);
+                                                               wIndex + 1);
                                spin_lock_irqsave(&ehci->lock, flags);
                                break;
                        }
-- 
2.1.0

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