[PATCH] HID: intel-ish-hid: constify device_type structure

[Bhumika Goyal]

Declare device_type structure as const as it is only stored in the
type field of a device structure. This field is of type const, so add
const to the declaration of device_type structure.

File size before: drivers/hid/intel-ish-hid/ishtp/bus.o
   text    data     bss     dec     hex filename
   4260     336      16    4612    1204 hid/intel-ish-hid/ishtp/bus.o

File size after: drivers/hid/intel-ish-hid/ishtp/bus.o
   text    data     bss     dec     hex filename
   4324     272      16    4612    1204 hid/intel-ish-hid/ishtp/bus.o

Signed-off-by: Bhumika Goyal <bhumi...@gmail.com>
---
 drivers/hid/intel-ish-hid/ishtp/bus.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.c 
b/drivers/hid/intel-ish-hid/ishtp/bus.c
index f4cbc74..5f382fe 100644
--- a/drivers/hid/intel-ish-hid/ishtp/bus.c
+++ b/drivers/hid/intel-ish-hid/ishtp/bus.c
@@ -358,7 +358,7 @@ static void ishtp_cl_dev_release(struct device *dev)
        kfree(to_ishtp_cl_device(dev));
 }
 
-static struct device_type ishtp_cl_device_type = {
+static const struct device_type ishtp_cl_device_type = {
        .release        = ishtp_cl_dev_release,
 };
 
-- 
1.9.1