regulator: core: Fix checkpatch issue

Fix the following checkpatch errors and warnings.

  ERROR: trailing whitespace
  ERROR: return is not a function, parentheses are not required
  WARNING: braces {} are not necessary for single statement blocks

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 9888f26..b38a6b6 100644 (file)
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1334,9 +1334,8 @@ static struct regulator *_regulator_get(struct device *dev, const char *id,
         * If we have return value from dev_lookup fail, we do not expect to
         * succeed, so, quit with appropriate error value
         */
-       if (ret && ret != -ENODEV) {
+       if (ret && ret != -ENODEV)
                goto out;
-       }
 
        if (!devname)
                devname = "deviceless";
@@ -2245,7 +2244,7 @@ int regulator_is_supported_voltage(struct regulator *regulator,
        if (!(rdev->constraints->valid_ops_mask & REGULATOR_CHANGE_VOLTAGE)) {
                ret = regulator_get_voltage(regulator);
                if (ret >= 0)
-                       return (min_uV <= ret && ret <= max_uV);
+                       return min_uV <= ret && ret <= max_uV;
                else
                        return ret;
        }
@@ -2417,7 +2416,7 @@ int regulator_set_voltage(struct regulator *regulator, int min_uV, int max_uV)
        ret = regulator_check_voltage(rdev, &min_uV, &max_uV);
        if (ret < 0)
                goto out;
-       
+
        /* restore original values in case of error */
        old_min_uV = regulator->min_uV;
        old_max_uV = regulator->max_uV;
@@ -2431,7 +2430,7 @@ int regulator_set_voltage(struct regulator *regulator, int min_uV, int max_uV)
        ret = _regulator_do_set_voltage(rdev, min_uV, max_uV);
        if (ret < 0)
                goto out2;
-       
+
 out:
        mutex_unlock(&rdev->mutex);
        return ret;
@@ -3836,9 +3835,8 @@ static int __init regulator_init_complete(void)
                         * goes wrong. */
                        rdev_info(rdev, "disabling\n");
                        ret = ops->disable(rdev);
-                       if (ret != 0) {
+                       if (ret != 0)
                                rdev_err(rdev, "couldn't disable: %d\n", ret);
-                       }
                } else {
                        /* The intention is that in future we will
                         * assume that full constraints are provided