drivers: base: component: fix memory leak with using debugfs_lookup()
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 2 Feb 2023 14:16:20 +0000 (15:16 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 11 Mar 2023 12:55:39 +0000 (13:55 +0100)
commit79ac2b01e033181e21cc84216ace1f4160eb8950
tree9829dd2555515a997ba03316ad34e37a5eb722bc
parentd1c545e44c1ec08bef0c0c14e632eec516431e9c
drivers: base: component: fix memory leak with using debugfs_lookup()

[ 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.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/base/component.c