pinctrl: generic: Fix checkpatch errors

Fixes the following type of checkpatch errors:
ERROR: space required before the open parenthesis '('

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c
index 791e6a3..2ad5a8d 100644
--- a/drivers/pinctrl/pinconf-generic.c
+++ b/drivers/pinctrl/pinconf-generic.c
@@ -60,7 +60,7 @@
 	if (!ops->is_generic)
 		return;
 
-	for(i = 0; i < ARRAY_SIZE(conf_items); i++) {
+	for (i = 0; i < ARRAY_SIZE(conf_items); i++) {
 		unsigned long config;
 		int ret;
 
@@ -95,7 +95,7 @@
 	if (!ops->is_generic)
 		return;
 
-	for(i = 0; i < ARRAY_SIZE(conf_items); i++) {
+	for (i = 0; i < ARRAY_SIZE(conf_items); i++) {
 		unsigned long config;
 		int ret;
 
@@ -126,7 +126,7 @@
 {
 	int i;
 
-	for(i = 0; i < ARRAY_SIZE(conf_items); i++) {
+	for (i = 0; i < ARRAY_SIZE(conf_items); i++) {
 		if (pinconf_to_config_param(config) != conf_items[i].param)
 			continue;
 		seq_printf(s, "%s: 0x%x", conf_items[i].display,