From: Greg Kroah-Hartman gregkh@linuxfoundation.org
[ Upstream commit 0b6200e1e9f53dabdc30d0f6c51af9a5f664d32b ]
When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make things simpler, just call debugfs_lookup_and_remove() instead which handles all of the logic at once.
Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Reviewed-by: Ulf Hansson ulf.hansson@linaro.org Signed-off-by: Rafael J. Wysocki rafael.j.wysocki@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/base/power/domain.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c index 6471b559230e9..b411201f75bfb 100644 --- a/drivers/base/power/domain.c +++ b/drivers/base/power/domain.c @@ -220,13 +220,10 @@ static void genpd_debug_add(struct generic_pm_domain *genpd);
static void genpd_debug_remove(struct generic_pm_domain *genpd) { - struct dentry *d; - if (!genpd_debugfs_dir) return;
- d = debugfs_lookup(genpd->name, genpd_debugfs_dir); - debugfs_remove(d); + debugfs_lookup_and_remove(genpd->name, genpd_debugfs_dir); }
static void genpd_update_accounting(struct generic_pm_domain *genpd)