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regulator: fix device unlinking

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Device links are refcounted, device_link_remove() has to be called as
many times as device_link_add().

Signed-off-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Guennadi Liakhovetski 2019-02-08 08:41:53 +01:00 committed by Mark Brown
parent 9df3bb319c
commit 82874ba4c6
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GPG Key ID: 24D68B725D5487D0
1 changed files with 1 additions and 9 deletions
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10
drivers/regulator/core.c
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@ -2058,15 +2058,7 @@ static void _regulator_put(struct regulator *regulator)
debugfs_remove_recursive(regulator->debugfs); debugfs_remove_recursive(regulator->debugfs);
if (regulator->dev) { if (regulator->dev) {
int count = 0; device_link_remove(regulator->dev, &rdev->dev);
struct regulator *r;
list_for_each_entry(r, &rdev->consumer_list, list)
if (r->dev == regulator->dev)
count++;
if (count == 1)
device_link_remove(regulator->dev, &rdev->dev);
/* remove any sysfs entries */ /* remove any sysfs entries */
sysfs_remove_link(&rdev->dev.kobj, regulator->supply_name); sysfs_remove_link(&rdev->dev.kobj, regulator->supply_name);