Commit a0e8c13c authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman Committed by Rafael J. Wysocki
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PM: EM: 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>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 4ec5183e

kernel/power/energy_model.c

+1 −4
Original line number Diff line number Diff line
@@ -87,10 +87,7 @@ static void em_debug_create_pd(struct device *dev) 


static void em_debug_remove_pd(struct device *dev)

{

	struct dentry *debug_dir;



	debug_dir = debugfs_lookup(dev_name(dev), rootdir);

	debugfs_remove_recursive(debug_dir);

	debugfs_lookup_and_remove(dev_name(dev), rootdir);

}



static int __init em_debug_init(void)