From 39a3d8ba0c35ff63c5eef8c88a801b6c5be40b37 Mon Sep 17 00:00:00 2001 From: Peter Chen Date: Tue, 5 Aug 2014 08:28:19 +0800 Subject: [PATCH] usb: ehci: using wIndex + 1 for hub port 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+. Cc: stable@vger.kernel.org Signed-off-by: Peter Chen Acked-by: Alan Stern Signed-off-by: Greg Kroah-Hartman --- 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 cc305c71ac3d4..6130b75749089 100644 --- a/drivers/usb/host/ehci-hub.c +++ b/drivers/usb/host/ehci-hub.c @@ -1230,7 +1230,7 @@ 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; } -- 2.39.5