[PATCH] sata_rcar: Fix runtime PM imbalance on error

[Dinghao Liu]

pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code. Thus a pairing decrement is needed on
the error handling path to keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao....@zju.edu.cn>
---
 drivers/ata/sata_rcar.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/ata/sata_rcar.c b/drivers/ata/sata_rcar.c
index 980aacdbcf3b..cfa0e732dfd0 100644
--- a/drivers/ata/sata_rcar.c
+++ b/drivers/ata/sata_rcar.c
@@ -907,7 +907,7 @@ static int sata_rcar_probe(struct platform_device *pdev)
        pm_runtime_enable(dev);
        ret = pm_runtime_get_sync(dev);
        if (ret < 0)
-               goto err_pm_disable;
+               goto err_pm_put;
 
        host = ata_host_alloc(dev, 1);
        if (!host) {
@@ -937,7 +937,6 @@ static int sata_rcar_probe(struct platform_device *pdev)
 
 err_pm_put:
        pm_runtime_put(dev);
-err_pm_disable:
        pm_runtime_disable(dev);
        return ret;
 }
-- 
2.17.1