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| author | Mark Brown <broonie@kernel.org> | 2015-01-16 15:05:35 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-01-16 15:05:35 +0300 |
| commit | d56133793a79153b7d8144d09ddeec17554ce190 (patch) | |
| tree | 9feb4d113b825a98ea02860519a445af197b9550 /drivers/regulator | |
| parent | eaa27f34e91a14cdceed26ed6c6793ec1d186115 (diff) | |
| parent | 83b0302d347a49f951e904184afe57ac3723476e (diff) | |
| download | linux-d56133793a79153b7d8144d09ddeec17554ce190.tar.xz | |
Merge remote-tracking branch 'regulator/fix/core' into regulator-linus
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/core.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index e225711bb8bc..9c48fb32f660 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -1488,7 +1488,7 @@ struct regulator *regulator_get_optional(struct device *dev, const char *id) } EXPORT_SYMBOL_GPL(regulator_get_optional); -/* Locks held by regulator_put() */ +/* regulator_list_mutex lock held by regulator_put() */ static void _regulator_put(struct regulator *regulator) { struct regulator_dev *rdev; @@ -1503,12 +1503,14 @@ static void _regulator_put(struct regulator *regulator) /* remove any sysfs entries */ if (regulator->dev) sysfs_remove_link(&rdev->dev.kobj, regulator->supply_name); + mutex_lock(&rdev->mutex); kfree(regulator->supply_name); list_del(®ulator->list); kfree(regulator); rdev->open_count--; rdev->exclusive = 0; + mutex_unlock(&rdev->mutex); module_put(rdev->owner); } |