pinctrl: spear: simplify the return expression of spear310_pinctrl_probe

Simplify the return expression.
Signed-off-by: Liu Shixin <liushixin2@huawei.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Link: https://lore.kernel.org/r/20200921082448.2591929-1-liushixin2@huawei.comSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/spear/pinctrl-spear310.c

@@ -379,8 +379,6 @@ static const struct of_device_id spear310_pinctrl_of_match[] = {
 
 static int spear310_pinctrl_probe(struct platform_device *pdev)
 {
-	int ret;
-
 	spear3xx_machdata.groups = spear310_pingroups;
 	spear3xx_machdata.ngroups = ARRAY_SIZE(spear310_pingroups);
 	spear3xx_machdata.functions = spear310_functions;
@@ -392,11 +390,7 @@ static int spear310_pinctrl_probe(struct platform_device *pdev)
 
 	spear3xx_machdata.modes_supported = false;
 
-	ret = spear_pinctrl_probe(pdev, &spear3xx_machdata);
-	if (ret)
-		return ret;
-
-	return 0;
+	return spear_pinctrl_probe(pdev, &spear3xx_machdata);
 }
 
 static struct platform_driver spear310_pinctrl_driver = {