This variable is not used after initialization, so
remove it. And in order to unify the code style,
move the location where the dev_get_drvdata is called
by the way.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
 static int tegra_governor_event_handler(struct devfreq *devfreq,
                                        unsigned int event, void *data)
 {
-       struct tegra_devfreq *tegra;
-       int ret = 0;
-
-       tegra = dev_get_drvdata(devfreq->dev.parent);
+       struct tegra_devfreq *tegra = dev_get_drvdata(devfreq->dev.parent);
 
        switch (event) {
        case DEVFREQ_GOV_START:
                break;
        }
 
-       return ret;
+       return 0;
 }
 
 static struct devfreq_governor tegra_devfreq_governor = {