pinctrl: merrifield: Use temporary variable for struct device

Use temporary variable for struct device to make code neater.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>

drivers/pinctrl/intel/pinctrl-merrifield.c

@@ -897,17 +897,18 @@ static const struct pinctrl_desc mrfld_pinctrl_desc = {
 
 static int mrfld_pinctrl_probe(struct platform_device *pdev)
 {
+	struct device *dev = &pdev->dev;
 	struct mrfld_family *families;
 	struct mrfld_pinctrl *mp;
 	void __iomem *regs;
 	size_t nfamilies;
 	unsigned int i;
 
-	mp = devm_kzalloc(&pdev->dev, sizeof(*mp), GFP_KERNEL);
+	mp = devm_kzalloc(dev, sizeof(*mp), GFP_KERNEL);
 	if (!mp)
 		return -ENOMEM;
 
-	mp->dev = &pdev->dev;
+	mp->dev = dev;
 	raw_spin_lock_init(&mp->lock);
 
 	regs = devm_platform_ioremap_resource(pdev, 0);
@@ -919,9 +920,7 @@ static int mrfld_pinctrl_probe(struct platform_device *pdev)
 	 * to the registers.
 	 */
 	nfamilies = ARRAY_SIZE(mrfld_families),
-	families = devm_kmemdup(&pdev->dev, mrfld_families,
-					    sizeof(mrfld_families),
-					    GFP_KERNEL);
+	families = devm_kmemdup(dev, mrfld_families, sizeof(mrfld_families), GFP_KERNEL);
 	if (!families)
 		return -ENOMEM;
 
@@ -939,13 +938,13 @@ static int mrfld_pinctrl_probe(struct platform_device *pdev)
 	mp->groups = mrfld_groups;
 	mp->ngroups = ARRAY_SIZE(mrfld_groups);
 	mp->pctldesc = mrfld_pinctrl_desc;
-	mp->pctldesc.name = dev_name(&pdev->dev);
+	mp->pctldesc.name = dev_name(dev);
 	mp->pctldesc.pins = mrfld_pins;
 	mp->pctldesc.npins = ARRAY_SIZE(mrfld_pins);
 
-	mp->pctldev = devm_pinctrl_register(&pdev->dev, &mp->pctldesc, mp);
+	mp->pctldev = devm_pinctrl_register(dev, &mp->pctldesc, mp);
 	if (IS_ERR(mp->pctldev)) {
-		dev_err(&pdev->dev, "failed to register pinctrl driver\n");
+		dev_err(dev, "failed to register pinctrl driver\n");
 		return PTR_ERR(mp->pctldev);
 	}