drm/lima: simplify the return expression of lima_devfreq_target

Simplify the return expression.

Signed-off-by: Liu Shixin <liushixin2@huawei.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200919100850.1639111-1-liushixin2@huawei.com

diff --git a/drivers/gpu/drm/lima/lima_devfreq.c b/drivers/gpu/drm/lima/lima_devfreq.c
index bbe0281..5914442 100644 (file)
--- a/drivers/gpu/drm/lima/lima_devfreq.c
+++ b/drivers/gpu/drm/lima/lima_devfreq.c
@@ -35,18 +35,13 @@ static int lima_devfreq_target(struct device *dev, unsigned long *freq,
                               u32 flags)
 {
        struct dev_pm_opp *opp;
-       int err;
 
        opp = devfreq_recommended_opp(dev, freq, flags);
        if (IS_ERR(opp))
                return PTR_ERR(opp);
        dev_pm_opp_put(opp);
 
-       err = dev_pm_opp_set_rate(dev, *freq);
-       if (err)
-               return err;
-
-       return 0;
+       return dev_pm_opp_set_rate(dev, *freq);
 }
 
 static void lima_devfreq_reset(struct lima_devfreq *devfreq)