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[3.5.y.z,extended,stable] Patch "USB: mos7720: fix big-endian control requests" has been added to staging queue

Message ID 1379705569-14250-1-git-send-email-luis.henriques@canonical.com
State New
Headers show

Commit Message

Luis Henriques Sept. 20, 2013, 7:32 p.m. UTC 
This is a note to let you know that I have just added a patch titled

    USB: mos7720: fix big-endian control requests

to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.5.y-queue

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.5.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Luis

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From 7fc48e005750750f3bdf78ca3414e06e331b2a7d Mon Sep 17 00:00:00 2001
From: Johan Hovold <jhovold@gmail.com>
Date: Mon, 19 Aug 2013 13:05:45 +0200
Subject: [PATCH] USB: mos7720: fix big-endian control requests

commit 3b716caf190ccc6f2a09387210e0e6a26c1d81a4 upstream.

Fix endianess bugs in parallel-port code which caused corrupt
control-requests to be issued on big-endian machines.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
---
 drivers/usb/serial/mos7720.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--
1.8.3.2
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Patch

diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
index feda880..e1c35fb 100644
--- a/drivers/usb/serial/mos7720.c
+++ b/drivers/usb/serial/mos7720.c
@@ -387,8 +387,8 @@  static int write_parport_reg_nonblock(struct mos7715_parport *mos_parport,
 	}
 	urbtrack->setup->bRequestType = (__u8)0x40;
 	urbtrack->setup->bRequest = (__u8)0x0e;
-	urbtrack->setup->wValue = get_reg_value(reg, dummy);
-	urbtrack->setup->wIndex = get_reg_index(reg);
+	urbtrack->setup->wValue = cpu_to_le16(get_reg_value(reg, dummy));
+	urbtrack->setup->wIndex = cpu_to_le16(get_reg_index(reg));
 	urbtrack->setup->wLength = 0;
 	usb_fill_control_urb(urbtrack->urb, usbdev,
 			     usb_sndctrlpipe(usbdev, 0),