gpio: imx-scu: Use ARRAY_SIZE for array length

Use of macro ARRAY_SIZE to calculate array size minimizes
the redundant code and improves code reusability.
This fixes warnings reported by Coccinelle:
drivers/gpio/gpio-imx-scu.c:106:32-33: WARNING: Use ARRAY_SIZE

Signed-off-by: Rajeshwar R Shinde <coolrrsh@gmail.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpio-imx-scu.c b/drivers/gpio/gpio-imx-scu.c
index e190bde..13baf46 100644 (file)
--- a/drivers/gpio/gpio-imx-scu.c
+++ b/drivers/gpio/gpio-imx-scu.c
@@ -6,6 +6,7 @@
  * to control the PIN resources on SCU domain.
  */
 
+#include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/gpio/driver.h>
 #include <linux/platform_device.h>
@@ -103,7 +104,7 @@ static int imx_scu_gpio_probe(struct platform_device *pdev)
        gc = &priv->chip;
        gc->base = -1;
        gc->parent = dev;
-       gc->ngpio = sizeof(scu_rsrc_arr)/sizeof(unsigned int);
+       gc->ngpio = ARRAY_SIZE(scu_rsrc_arr);
        gc->label = dev_name(dev);
        gc->get = imx_scu_gpio_get;
        gc->set = imx_scu_gpio_set;