selftests/bpf: fix uprobe.path leak in bpf_testmod

[ Upstream commit db61e6a4eee5a7884b2cafeaf407895f253bbaa7 ]

testmod_unregister_uprobe() forgets to path_put(&uprobe.path).

Signed-off-by: Jiri Olsa <olsajiri@gmail.com>
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20240801132724.GA8791@redhat.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c b/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c
index fd28c1157bd3d0f146f417728dc753790dd170ec..72f565af4f829ef5431351eb22f592e181fa3054 100644 (file)
--- a/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c
+++ b/tools/testing/selftests/bpf/bpf_testmod/bpf_testmod.c
@@ -477,6 +477,7 @@ static void testmod_unregister_uprobe(void)
        if (uprobe.offset) {
                uprobe_unregister(d_real_inode(uprobe.path.dentry),
                                  uprobe.offset, &uprobe.consumer);
+               path_put(&uprobe.path);
                uprobe.offset = 0;
        }