Messages in this thread Patch in this message | | | From | Herton Ronaldo Krzesinski <> | Subject | [PATCH 214/270] xhci: endianness xhci_calculate_intel_u2_timeout | Date | Mon, 26 Nov 2012 14:58:24 -0200 |
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3.5.7u1 -stable review patch. If anyone has any objections, please let me know.
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From: Oliver Neukum <oliver@neukum.org>
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@suse.de> Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com> Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@canonical.com> --- drivers/usb/host/xhci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index ad29888..1f9b8a4 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -4141,7 +4141,7 @@ static u16 xhci_calculate_intel_u2_timeout(struct usb_device *udev, (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; -- 1.7.9.5
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