Commit 0b6200e1 authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman Committed by Rafael J. Wysocki
Browse files

PM: domains: fix memory leak with using debugfs_lookup() 



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: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 4ec5183e

drivers/base/power/domain.c

+1 −4
Original line number Diff line number Diff line
@@ -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)