pinctrl: exynos5440: fix invalid use of sizeof in exynos5440_pinctrl_probe()

sizeof() when applied to a pointer typed expression gives the
size of the pointer, not that of the pointed data.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/pinctrl-exynos5440.c

@@ -854,7 +854,7 @@ static int exynos5440_pinctrl_probe(struct platform_device *pdev)
 		return -ENODEV;
 	}
 
-	priv = devm_kzalloc(dev, sizeof(priv), GFP_KERNEL);
+	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
 	if (!priv) {
 		dev_err(dev, "could not allocate memory for private data\n");
 		return -ENOMEM;