releases/4.16.4/media-atomisp_fops.c-disable-atomisp_compat_ioctl32.patch

   1 From 57e6b6f2303e596a6493078b53be14b789e7b79f Mon Sep 17 00:00:00 2001
   2 From: Hans Verkuil <hverkuil@xs4all.nl>
   3 Date: Sun, 25 Feb 2018 06:55:32 -0500
   4 Subject: media: atomisp_fops.c: disable atomisp_compat_ioctl32
   5
   6 From: Hans Verkuil <hverkuil@xs4all.nl>
   7
   8 commit 57e6b6f2303e596a6493078b53be14b789e7b79f upstream.
   9
  10 The atomisp_compat_ioctl32() code has problems. This patch disables the
  11 compat_ioctl32 support until those issues have been fixed.
  12
  13 Contact Sakari or me for more details.
  14
  15 Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
  16 Cc: <stable@vger.kernel.org>      # for v4.12 and up
  17 Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
  18 Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
  19 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  20
  21 ---
  22  drivers/staging/media/atomisp/pci/atomisp2/atomisp_fops.c |    6 ++++++
  23  1 file changed, 6 insertions(+)
  24
  25 --- a/drivers/staging/media/atomisp/pci/atomisp2/atomisp_fops.c
  26 +++ b/drivers/staging/media/atomisp/pci/atomisp2/atomisp_fops.c
  27 @@ -1279,7 +1279,10 @@ const struct v4l2_file_operations atomis
  28         .mmap = atomisp_mmap,
  29         .unlocked_ioctl = video_ioctl2,
  30  #ifdef CONFIG_COMPAT
  31 +       /*
  32 +        * There are problems with this code. Disable this for now.
  33         .compat_ioctl32 = atomisp_compat_ioctl32,
  34 +        */
  35  #endif
  36         .poll = atomisp_poll,
  37  };
  38 @@ -1291,7 +1294,10 @@ const struct v4l2_file_operations atomis
  39         .mmap = atomisp_file_mmap,
  40         .unlocked_ioctl = video_ioctl2,
  41  #ifdef CONFIG_COMPAT
  42 +       /*
  43 +        * There are problems with this code. Disable this for now.
  44         .compat_ioctl32 = atomisp_compat_ioctl32,
  45 +        */
  46  #endif
  47         .poll = atomisp_poll,
  48  };