releases/4.9.30/usb-chaoskey-fix-alea-quirk-on-big-endian-hosts.patch

   1 From 63afd5cc78775018ea2dec4004428dafa5283e93 Mon Sep 17 00:00:00 2001
   2 From: Johan Hovold <johan@kernel.org>
   3 Date: Thu, 11 May 2017 11:36:01 +0200
   4 Subject: USB: chaoskey: fix Alea quirk on big-endian hosts
   5
   6 From: Johan Hovold <johan@kernel.org>
   7
   8 commit 63afd5cc78775018ea2dec4004428dafa5283e93 upstream.
   9
  10 Add missing endianness conversion when applying the Alea timeout quirk.
  11
  12 Found using sparse:
  13
  14         warning: restricted __le16 degrades to integer
  15
  16 Fixes: e4a886e811cd ("hwrng: chaoskey - Fix URB warning due to timeout on Alea")
  17 Cc: Bob Ham <bob.ham@collabora.com>
  18 Cc: Herbert Xu <herbert@gondor.apana.org.au>
  19 Cc: Keith Packard <keithp@keithp.com>
  20 Signed-off-by: Johan Hovold <johan@kernel.org>
  21 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  22
  23 ---
  24  drivers/usb/misc/chaoskey.c |    2 +-
  25  1 file changed, 1 insertion(+), 1 deletion(-)
  26
  27 --- a/drivers/usb/misc/chaoskey.c
  28 +++ b/drivers/usb/misc/chaoskey.c
  29 @@ -194,7 +194,7 @@ static int chaoskey_probe(struct usb_int
  30
  31         dev->in_ep = in_ep;
  32
  33 -       if (udev->descriptor.idVendor != ALEA_VENDOR_ID)
  34 +       if (le16_to_cpu(udev->descriptor.idVendor) != ALEA_VENDOR_ID)
  35                 dev->reads_started = 1;
  36
  37         dev->size = size;