[PATCH] power: supply: bq24190_charger: fix runtime pm imbalance

[Dinghao Liu]

pm_runtime_get_sync() increments the runtime PM usage counter even
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/power/supply/bq24190_charger.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/power/supply/bq24190_charger.c 
b/drivers/power/supply/bq24190_charger.c
index 453d6332d43a..4f7c6b6abb56 100644
--- a/drivers/power/supply/bq24190_charger.c
+++ b/drivers/power/supply/bq24190_charger.c
@@ -481,8 +481,10 @@ static ssize_t bq24190_sysfs_store(struct device *dev,
                return ret;
 
        ret = pm_runtime_get_sync(bdi->dev);
-       if (ret < 0)
+       if (ret < 0) {
+               pm_runtime_put_autosuspend(bdi->dev);
                return ret;
+       }
 
        ret = bq24190_write_mask(bdi, info->reg, info->mask, info->shift, v);
        if (ret)
-- 
2.17.1