linux-kernel - [PATCH 5.0 11/36] net: fec: fix the clk mismatch in failed

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Message-Id: <20190603090521.704425967@linuxfoundation.org>
Date:   Mon,  3 Jun 2019 11:08:59 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Baruch Siach <baruch@...s.co.il>,
        Fugang Duan <fugang.duan@....com>,
        "David S. Miller" <davem@...emloft.net>
Subject: [PATCH 5.0 11/36] net: fec: fix the clk mismatch in failed_reset path

From: Andy Duan <fugang.duan@....com>

[ Upstream commit ce8d24f9a5965a58c588f9342689702a1024433c ]

Fix the clk mismatch in the error path "failed_reset" because
below error path will disable clk_ahb and clk_ipg directly, it
should use pm_runtime_put_noidle() instead of pm_runtime_put()
to avoid to call runtime resume callback.

Reported-by: Baruch Siach <baruch@...s.co.il>
Signed-off-by: Fugang Duan <fugang.duan@....com>
Tested-by: Baruch Siach <baruch@...s.co.il>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/net/ethernet/freescale/fec_main.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -3556,7 +3556,7 @@ failed_init:
 	if (fep->reg_phy)
 		regulator_disable(fep->reg_phy);
 failed_reset:
-	pm_runtime_put(&pdev->dev);
+	pm_runtime_put_noidle(&pdev->dev);
 	pm_runtime_disable(&pdev->dev);
 failed_regulator:
 	clk_disable_unprepare(fep->clk_ahb);