From: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Date: Wed, 11 Nov 2009 18:28:36 +0000 (-0800)
Subject: USB: xhci: Return -EPROTO on a split transaction error.
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=ec74e4035a660013379882ec243de98dd6717b61;p=deliverable%2Flinux.git

USB: xhci: Return -EPROTO on a split transaction error.

When the xHCI hardware says a transfer completed with a split
transaction error, set the URB status to -EPROTO.

Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index d7e10ea8f080..98437ffb065e 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -1139,6 +1139,7 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 		xhci_warn(xhci, "WARN: TRB error on endpoint\n");
 		status = -EILSEQ;
 		break;
+	case COMP_SPLIT_ERR:
 	case COMP_TX_ERR:
 		xhci_warn(xhci, "WARN: transfer error on endpoint\n");
 		status = -EPROTO;