From: Shawn Guo Date: Thu, 5 Jul 2012 06:19:42 +0000 (+0800) Subject: regulator: core: remove sysfs entry properly in regulator_put X-Git-Tag: next-20120724~128^2~4 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=e2c98eaf928a2a0ecaca1db9aa5dc56a36699d9f;p=karo-tx-linux.git regulator: core: remove sysfs entry properly in regulator_put With changes introduced by commit 222cc7b (regulator: core: Allow multiple requests of a single supply mapping) on create_regulator, regulator_put needs a corresponding update on sysfs entry removing. Also regulator->dev still needs to get assigned in create_regulator, otherwise, sysfs_remove_link call in regulator_put will get bypassed. Reported-by: Fabio Estevam Tested-by: Dong Aisheng Signed-off-by: Shawn Guo Signed-off-by: Mark Brown --- diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index f98a8ee29933..974276afd1f0 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -1063,6 +1063,8 @@ static struct regulator *create_regulator(struct regulator_dev *rdev, list_add(®ulator->list, &rdev->consumer_list); if (dev) { + regulator->dev = dev; + /* Add a link to the device sysfs entry */ size = scnprintf(buf, REG_STR_SIZE, "%s-%s", dev->kobj.name, supply_name); @@ -1359,11 +1361,8 @@ void regulator_put(struct regulator *regulator) debugfs_remove_recursive(regulator->debugfs); /* remove any sysfs entries */ - if (regulator->dev) { + if (regulator->dev) sysfs_remove_link(&rdev->dev.kobj, regulator->supply_name); - device_remove_file(regulator->dev, ®ulator->dev_attr); - kfree(regulator->dev_attr.attr.name); - } kfree(regulator->supply_name); list_del(®ulator->list); kfree(regulator);