linux-kernel - [PATCH] mtd: rawnand: gpmi: Fix runtime PM imbalance in gpmi_nand

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Message-Id: <20200522101713.24350-1-dinghao.liu@zju.edu.cn>
Date:   Fri, 22 May 2020 18:17:13 +0800
From:   Dinghao Liu <dinghao.liu@....edu.cn>
To:     dinghao.liu@....edu.cn, kjlu@....edu
Cc:     Han Xu <han.xu@....com>, Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] mtd: rawnand: gpmi: Fix runtime PM imbalance in gpmi_nand_probe

There is no reason that the failure of __gpmi_enable_clk()
could lead to PM usage counter decrement.

Signed-off-by: Dinghao Liu <dinghao.liu@....edu.cn>
---
 drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
index 53b00c841aec..3c5237e6f050 100644
--- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
@@ -2658,7 +2658,7 @@ static int gpmi_nand_probe(struct platform_device *pdev)
 
 	ret = __gpmi_enable_clk(this, true);
 	if (ret)
-		goto exit_nfc_init;
+		goto exit_acquire_resources;
 
 	pm_runtime_set_autosuspend_delay(&pdev->dev, 500);
 	pm_runtime_use_autosuspend(&pdev->dev);
-- 
2.17.1