| From | Luis Henriques <> | Subject | [PATCH 018/104] USB: mos7720: fix big-endian control requests | Date | Mon, 30 Sep 2013 11:09:55 +0100 |
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3.5.7.22 -stable review patch. If anyone has any objections, please let me know.
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From: Johan Hovold <jhovold@gmail.com>
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(-)
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), -- 1.8.3.2
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