From: Greg Kroah-Hartman gregkh@linuxfoundation.org
[ Upstream commit 8deb87b1e810dd558371e88ffd44339fbef27870 ]
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.or... Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/base/component.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/base/component.c b/drivers/base/component.c index 5eadeac6c5322..7dbf14a1d9157 100644 --- a/drivers/base/component.c +++ b/drivers/base/component.c @@ -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