drm/panfrost: simplify the return expression of panfrost_devfreq_target()

Simplify the return expression.

Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Reviewed-by: Steven Price <steven.price@arm.com>
Signed-off-by: Steven Price <steven.price@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200921131021.91604-1-miaoqinglang@huawei.com

diff --git a/drivers/gpu/drm/panfrost/panfrost_devfreq.c b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
index 8ab025d0035f37403e4cbb1b8c4f1c130aefb8ff..913eaa6d0bc6b8974c29e3cdb13ddc98318f445c 100644 (file)
--- a/drivers/gpu/drm/panfrost/panfrost_devfreq.c
+++ b/drivers/gpu/drm/panfrost/panfrost_devfreq.c
@@ -29,18 +29,13 @@ static int panfrost_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 panfrost_devfreq_reset(struct panfrost_devfreq *pfdevfreq)