This is a note to let you know that I've just added the patch titled
xhci: endianness xhci_calculate_intel_u2_timeout
to the 3.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
xhci-endianness-xhci_calculate_intel_u2_timeout.patch
and it can be found in the queue-3.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 966e7a854177097083683176ced871558b631a12 Mon Sep 17 00:00:00 2001
From: Oliver Neukum <[email protected]>
Date: Wed, 17 Oct 2012 12:17:50 +0200
Subject: xhci: endianness xhci_calculate_intel_u2_timeout
From: Oliver Neukum <[email protected]>
commit 966e7a854177097083683176ced871558b631a12 upstream.
An le16 is accessed without conversion.
This patch should be backported to kernels as old as 3.5, that contain
the commit e3567d2c15a7a8e2f992a5f7c7683453ca406d82 "xhci: Add Intel
U1/U2 timeout policy."
Signed-off-by: Oliver Neukum <[email protected]>
Signed-off-by: Sarah Sharp <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/usb/host/xhci.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -4140,7 +4140,7 @@ static u16 xhci_calculate_intel_u2_timeo
(xhci_service_interval_to_ns(desc) > timeout_ns))
timeout_ns = xhci_service_interval_to_ns(desc);
- u2_del_ns = udev->bos->ss_cap->bU2DevExitLat * 1000;
+ u2_del_ns = le16_to_cpu(udev->bos->ss_cap->bU2DevExitLat) * 1000ULL;
if (u2_del_ns > timeout_ns)
timeout_ns = u2_del_ns;
Patches currently in stable-queue which might be from [email protected] are
queue-3.6/xhci-endianness-xhci_calculate_intel_u2_timeout.patch
queue-3.6/xhci-fix-integer-overflow.patch
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