linux-kernel - [PATCH AUTOSEL 4.19 080/209] OPP: Return error on error from dev_pm_opp_get_opp

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Date:   Tue, 12 Nov 2019 20:48:16 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Viresh Kumar <viresh.kumar@...aro.org>,
        Sasha Levin <sashal@...nel.org>, linux-pm@...r.kernel.org
Subject: [PATCH AUTOSEL 4.19 080/209] OPP: Return error on error from dev_pm_opp_get_opp_count()

From: Viresh Kumar <viresh.kumar@...aro.org>

[ Upstream commit 09f662f95306f3e3d47ab6842bc4b0bb868a80ad ]

Return error number instead of 0 on failures.

Fixes: a1e8c13600bf ("PM / OPP: "opp-hz" is optional for power domains")
Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 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 f3433bf47b100..1e80f9ec1aa6a 100644
--- a/drivers/opp/core.c
+++ b/drivers/opp/core.c
@@ -313,7 +313,7 @@ int dev_pm_opp_get_opp_count(struct device *dev)
 		count = PTR_ERR(opp_table);
 		dev_dbg(dev, "%s: OPP table not found (%d)\n",
 			__func__, count);
-		return 0;
+		return count;
 	}
 
 	count = _get_opp_count(opp_table);
-- 
2.20.1