From: Jiri Olsa <olsajiri@gmail.com>
Date: Thu, 1 Aug 2024 13:27:24 +0000 (+0200)
Subject: selftests/bpf: fix uprobe.path leak in bpf_testmod
X-Git-Tag: v6.11.3~339
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5eb2e358ecc64400400e7fe4f163a4e190d01896;p=thirdparty%2Fkernel%2Fstable.git

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 fd28c1157bd3d..72f565af4f829 100644
--- 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;
 	}