Use use device_property_count_u32() directly, that makes code neater.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/input/keyboard/mpr121_touchkey.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/input/keyboard/mpr121_touchkey.c b/drivers/input/keyboard/mpr121_touchkey.c
index e9ceaa16b46a..ee80de44ce3f 100644
--- a/drivers/input/keyboard/mpr121_touchkey.c
+++ b/drivers/input/keyboard/mpr121_touchkey.c
@@ -253,8 +253,7 @@ static int mpr_touchkey_probe(struct i2c_client *client,
mpr121->client = client;
mpr121->input_dev = input_dev;
- mpr121->keycount = device_property_read_u32_array(dev, "linux,keycodes",
- NULL, 0);
+ mpr121->keycount = device_property_count_u32(dev, "linux,keycodes");
if (mpr121->keycount > MPR121_MAX_KEY_COUNT) {
dev_err(dev, "too many keys defined (%d)\n", mpr121->keycount);
return -EINVAL;
--
2.20.1
