Input: atmel_mxt_ts - switch to use device_property_count_u32()

Use use device_property_count_u32() directly, that makes code neater.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index 4a5f482..24c4b69 100644 (file)
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -2990,8 +2990,7 @@ static int mxt_parse_device_properties(struct mxt_data *data)
        int error;
 
        if (device_property_present(dev, keymap_property)) {
-               n_keys = device_property_read_u32_array(dev, keymap_property,
-                                                       NULL, 0);
+               n_keys = device_property_count_u32(dev, keymap_property);
                if (n_keys <= 0) {
                        error = n_keys < 0 ? n_keys : -EINVAL;
                        dev_err(dev, "invalid/malformed '%s' property: %d\n",