linux-kernel - [PATCH v3 13/14] selftests/nolibc: add chmod

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Message-Id: <7db449df61476b4e27a7fa70f31b6b98c6447660.1688134400.git.falcon@tinylab.org>
Date:   Fri, 30 Jun 2023 22:59:17 +0800
From:   Zhangjin Wu <falcon@...ylab.org>
To:     thomas@...ch.de, w@....eu
Cc:     arnd@...db.de, falcon@...ylab.org, linux-kernel@...r.kernel.org,
        linux-kselftest@...r.kernel.org,
        Thomas Weißschuh <linux@...ssschuh.net>
Subject: [PATCH v3 13/14] selftests/nolibc: add chmod_tmpdir test

create a temp directory to test chmod with tmpfs.

Reviewed-by: Thomas Weißschuh <linux@...ssschuh.net>
Signed-off-by: Zhangjin Wu <falcon@...ylab.org>
---
 tools/testing/selftests/nolibc/nolibc-test.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/testing/selftests/nolibc/nolibc-test.c b/tools/testing/selftests/nolibc/nolibc-test.c
index 906b70ddec79..be2a18cd5bd5 100644
--- a/tools/testing/selftests/nolibc/nolibc-test.c
+++ b/tools/testing/selftests/nolibc/nolibc-test.c
@@ -699,6 +699,7 @@ int run_syscall(int min, int max)
 		CASE_TEST(chdir_dot);         EXPECT_SYSZR(1, chdir(".")); break;
 		CASE_TEST(chdir_blah);        EXPECT_SYSER(1, chdir("/blah"), -1, ENOENT); break;
 		CASE_TEST(chmod_self);        EXPECT_SYSER(proc, chmod("/proc/self", 0555), -1, EPERM); break;
+		CASE_TEST(chmod_tmpdir);      mkdir("/tmp/blah", 0755); EXPECT_SYSZR(1, chmod("/tmp/blah", 0555)); rmdir("/tmp/blah"); break;
 		CASE_TEST(chown_self);        EXPECT_SYSER(proc, chown("/proc/self", 0, 0), -1, EPERM); break;
 		CASE_TEST(chroot_root);       EXPECT_SYSZR(euid0, chroot("/")); break;
 		CASE_TEST(chroot_blah);       EXPECT_SYSER(1, chroot("/proc/self/blah"), -1, ENOENT); break;
-- 
2.25.1