linux-kernel - [PATCH] selftests/x86/lam: Fix Memory leak fi in do

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Message-Id: <20250114082650.113105-1-liuye@kylinos.cn>
Date: Tue, 14 Jan 2025 16:26:50 +0800
From: liuye <liuye@...inos.cn>
To: tglx@...utronix.de,
	mingo@...hat.com,
	bp@...en8.de,
	dave.hansen@...ux.intel.com,
	shuah@...nel.org,
	x86@...nel.org
Cc: hpa@...or.com,
	linux-kernel@...r.kernel.org,
	linux-kselftest@...r.kernel.org,
	liuye <liuye@...inos.cn>
Subject: [PATCH] selftests/x86/lam: Fix Memory leak fi in do_uring

    Exception branch returns without free fi.
Signed-off-by: liuye <liuye@...inos.cn>
---
 tools/testing/selftests/x86/lam.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/x86/lam.c b/tools/testing/selftests/x86/lam.c
index 0ea4f6813930..74f422e76dce 100644
--- a/tools/testing/selftests/x86/lam.c
+++ b/tools/testing/selftests/x86/lam.c
@@ -596,8 +596,10 @@ int do_uring(unsigned long lam)
 	fi->file_fd = file_fd;
 
 	ring = malloc(sizeof(*ring));
-	if (!ring)
+	if (!ring) {
+		free(fi);
 		return 1;
+	}
 
 	memset(ring, 0, sizeof(struct io_ring));
 
-- 
2.25.1