linux-kernel - [PATCH] OPP: Put opp table in dev_pm_opp_set

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Message-Id: <20200811212836.2531613-1-swboyd@chromium.org>
Date:   Tue, 11 Aug 2020 14:28:36 -0700
From:   Stephen Boyd <swboyd@...omium.org>
To:     Viresh Kumar <vireshk@...nel.org>, Nishanth Menon <nm@...com>,
        Stephen Boyd <sboyd@...nel.org>
Cc:     linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
        Rajendra Nayak <rnayak@...eaurora.org>
Subject: [PATCH] OPP: Put opp table in dev_pm_opp_set_rate() all the time

We get the opp_table pointer at the top of the function and so we should
put the pointer at the end of the function like all other exit paths
from this function do.

Cc: Rajendra Nayak <rnayak@...eaurora.org>
Fixes: aca48b61f963 ("opp: Manage empty OPP tables with clk handle")
Signed-off-by: Stephen Boyd <swboyd@...omium.org>
---
 drivers/opp/core.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/opp/core.c b/drivers/opp/core.c
index 9d7fb45b1786..bdb028c7793d 100644
--- a/drivers/opp/core.c
+++ b/drivers/opp/core.c
@@ -893,8 +893,10 @@ int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq)
 		 * have OPP table for the device, while others don't and
 		 * opp_set_rate() just needs to behave like clk_set_rate().
 		 */
-		if (!_get_opp_count(opp_table))
-			return 0;
+		if (!_get_opp_count(opp_table)) {
+			ret = 0;
+			goto put_opp_table;
+		}
 
 		if (!opp_table->required_opp_tables && !opp_table->regulators &&
 		    !opp_table->paths) {
@@ -905,7 +907,7 @@ int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq)
 
 		ret = _set_opp_bw(opp_table, NULL, dev, true);
 		if (ret)
-			return ret;
+			goto put_opp_table;
 
 		if (opp_table->regulator_enabled) {
 			regulator_disable(opp_table->regulators[0]);
-- 
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