[ 023/101] xhci: endianness xhci_calculate_intel_u2_timeout
From: Greg Kroah-Hartman
Date: Mon Oct 29 2012 - 17:37:09 EST
3.6-stable review patch. If anyone has any objections, please let me know.
------------------
From: Oliver Neukum <oliver@xxxxxxxxxx>
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 <oneukum@xxxxxxx>
Signed-off-by: Sarah Sharp <sarah.a.sharp@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
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
@@ -4141,7 +4141,7 @@ 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;
--
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