releases/4.13.15/hid-cp2112-add-hidraw-dependency.patch

   1 From cde3076bdc38bf436e517a379759a9092c6ffd4f Mon Sep 17 00:00:00 2001
   2 From: =?UTF-8?q?S=C3=A9bastien=20Szymanski?=
   3  <sebastien.szymanski@armadeus.com>
   4 Date: Thu, 2 Nov 2017 12:12:43 +0100
   5 Subject: HID: cp2112: add HIDRAW dependency
   6 MIME-Version: 1.0
   7 Content-Type: text/plain; charset=UTF-8
   8 Content-Transfer-Encoding: 8bit
   9
  10 From: Sébastien Szymanski <sebastien.szymanski@armadeus.com>
  11
  12 commit cde3076bdc38bf436e517a379759a9092c6ffd4f upstream.
  13
  14 Otherwise, with HIDRAW=n, the probe function crashes because of null
  15 dereference of hdev->hidraw.
  16
  17 Fixes: 42cb6b35b9e6 ("HID: cp2112: use proper hidraw name with minor number")
  18 Signed-off-by: Sébastien Szymanski <sebastien.szymanski@armadeus.com>
  19 Acked-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
  20 Signed-off-by: Jiri Kosina <jkosina@suse.cz>
  21 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  22
  23 ---
  24  drivers/hid/Kconfig |    2 +-
  25  1 file changed, 1 insertion(+), 1 deletion(-)
  26
  27 --- a/drivers/hid/Kconfig
  28 +++ b/drivers/hid/Kconfig
  29 @@ -230,7 +230,7 @@ config HID_CMEDIA
  30
  31  config HID_CP2112
  32         tristate "Silicon Labs CP2112 HID USB-to-SMBus Bridge support"
  33 -       depends on USB_HID && I2C && GPIOLIB
  34 +       depends on USB_HID && HIDRAW && I2C && GPIOLIB
  35         select GPIOLIB_IRQCHIP
  36         ---help---
  37         Support for Silicon Labs CP2112 HID USB to SMBus Master Bridge.