extcon-max8997: remove usage of ret in max8997_muic_handle_charger_type_detach

actually we can do returns with error or success with out ret in this function,
so remove the ret variable, and reduce a very little (4byte) space on stack of this function

Signed-off-by: Devendra Naga <develkernel412222@gmail.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>

diff --git a/drivers/extcon/extcon-max8997.c b/drivers/extcon/extcon-max8997.c
index ef9090a..77b66b0 100644 (file)
--- a/drivers/extcon/extcon-max8997.c
+++ b/drivers/extcon/extcon-max8997.c
@@ -271,8 +271,6 @@ out:
 static int max8997_muic_handle_charger_type_detach(
                                struct max8997_muic_info *info)
 {
-       int ret = 0;
-
        switch (info->pre_charger_type) {
        case MAX8997_CHARGER_TYPE_USB:
                extcon_set_cable_state(info->edev, "USB", false);
@@ -290,11 +288,11 @@ static int max8997_muic_handle_charger_type_detach(
                extcon_set_cable_state(info->edev, "Fast-charger", false);
                break;
        default:
-               ret = -EINVAL;
+               return -EINVAL;
                break;
        }
 
-       return ret;
+       return 0;
 }
 
 static int max8997_muic_handle_charger_type(struct max8997_muic_info *info,