[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-Id: <20230923233346.12726-1-binbin.wu@linux.intel.com>
Date: Sun, 24 Sep 2023 07:33:46 +0800
From: Binbin Wu <binbin.wu@...ux.intel.com>
To: dave.hansen@...ux.intel.com, luto@...nel.org, peterz@...radead.org,
shuah@...nel.org
Cc: linux-kselftest@...r.kernel.org, x86@...nel.org,
linux-kernel@...r.kernel.org, weihong.zhang@...el.com,
kirill.shutemov@...ux.intel.com, binbin.wu@...ux.intel.com
Subject: [PATCH] selftests/x86/lam: Zero out buffer for readlink()
Zero out the buffer for readlink() since readlink() does not append a
terminating null byte to the buffer.
Fixes: 833c12ce0f430 ("selftests/x86/lam: Add inherit test cases for linear-address masking")
Signed-off-by: Binbin Wu <binbin.wu@...ux.intel.com>
---
tools/testing/selftests/x86/lam.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/testing/selftests/x86/lam.c b/tools/testing/selftests/x86/lam.c
index eb0e46905bf9..9f06942a8e25 100644
--- a/tools/testing/selftests/x86/lam.c
+++ b/tools/testing/selftests/x86/lam.c
@@ -680,7 +680,7 @@ static int handle_execve(struct testcases *test)
perror("Fork failed.");
ret = 1;
} else if (pid == 0) {
- char path[PATH_MAX];
+ char path[PATH_MAX] = {0};
/* Set LAM mode in parent process */
if (set_lam(lam) != 0)
base-commit: ce9ecca0238b140b88f43859b211c9fdfd8e5b70
--
2.25.1
Powered by blists - more mailing lists