linux-kernel - [PATCH] opp: Fix early exit from dev_pm_opp_register_set_opp

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Message-Id: <be911bcddc1dbf4a152513cb3d83f8eed7d2574c.1603189831.git.viresh.kumar@linaro.org>
Date:   Tue, 20 Oct 2020 16:03:15 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Rafael Wysocki <rjw@...ysocki.net>,
        Viresh Kumar <vireshk@...nel.org>, Nishanth Menon <nm@...com>,
        Stephen Boyd <sboyd@...nel.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Stephan Gerhold <stephan@...hold.net>,
        Krzysztof Kozlowski <krzk@...nel.org>
Cc:     Viresh Kumar <viresh.kumar@...aro.org>, linux-pm@...r.kernel.org,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Naresh Kamboju <naresh.kamboju@...aro.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] opp: Fix early exit from dev_pm_opp_register_set_opp_helper()

We returned earlier by mistake even when there were no failures. Fix it.

Fixes: dd461cd9183f ("opp: Allow dev_pm_opp_get_opp_table() to return -EPROBE_DEFER")
Reported-by: Naresh Kamboju <naresh.kamboju@...aro.com>
Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
---
Rafael: Please pick up this one as well for 5.10-rc1/2 once Naresh gives
his tested by. Thanks.

 drivers/opp/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/opp/core.c b/drivers/opp/core.c
index 2483e765318a..4ac4e7ce6b8b 100644
--- a/drivers/opp/core.c
+++ b/drivers/opp/core.c
@@ -1930,7 +1930,7 @@ struct opp_table *dev_pm_opp_register_set_opp_helper(struct device *dev,
 		return ERR_PTR(-EINVAL);
 
 	opp_table = dev_pm_opp_get_opp_table(dev);
-	if (!IS_ERR(opp_table))
+	if (IS_ERR(opp_table))
 		return opp_table;
 
 	/* This should be called before OPPs are initialized */
-- 
2.25.0.rc1.19.g042ed3e048af