Commit 8deb87b1 authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
Browse files

drivers: base: component: 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.

Cc: "Rafael J. Wysocki" <rafael@kernel.org>
Link: https://lore.kernel.org/r/20230202141621.2296458-1-gregkh@linuxfoundation.org


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 5cdc03c5

drivers/base/component.c

+1 −1
Original line number Diff line number Diff line
@@ -125,7 +125,7 @@ static void component_debugfs_add(struct aggregate_device *m) 


static void component_debugfs_del(struct aggregate_device *m)

{

	debugfs_remove(debugfs_lookup(dev_name(m->parent), component_debugfs_dir));

	debugfs_lookup_and_remove(dev_name(m->parent), component_debugfs_dir);

}



#else