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From: Muhammad Usama Anjum <usama.anjum@collabora.com>
To: Eric Biederman <ebiederm@xmission.com>,
	Kees Cook <keescook@chromium.org>,
	Shuah Khan <shuah@kernel.org>,
	Muhammad Usama Anjum <usama.anjum@collabora.com>,
	linux-mm@kvack.org,
	linux-kselftest@vger.kernel.org,
	linux-kernel@vger.kernel.org
Cc: kernel@collabora.com
Subject: [PATCH 2/2] selftests: exec: Use new ksft_exit_fail_perror() helper
Date: Thu,  4 Apr 2024 21:14:33 +0500
Message-Id: <20240404161433.114497-3-usama.anjum@collabora.com>
In-Reply-To: <20240404161433.114497-1-usama.anjum@collabora.com>
References: <20240404161433.114497-1-usama.anjum@collabora.com>
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Use ksft_exit_fail_perror() to print the value of errno and its string
form. This is the first user of the ksft_exit_fail_perror() and proves
the usefulness of this API.

Signed-off-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
---
 tools/testing/selftests/exec/recursion-depth.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/tools/testing/selftests/exec/recursion-depth.c b/tools/testing/selftests/exec/recursion-depth.c
index b2f37d86a5f62..438c8ff2fd260 100644
--- a/tools/testing/selftests/exec/recursion-depth.c
+++ b/tools/testing/selftests/exec/recursion-depth.c
@@ -37,25 +37,25 @@ int main(void)
 			ksft_test_result_skip("error: unshare, errno %d\n", errno);
 			ksft_finished();
 		}
-		ksft_exit_fail_msg("error: unshare, errno %d\n", errno);
+		ksft_exit_fail_perror("error: unshare");
 	}
 
 	if (mount(NULL, "/", NULL, MS_PRIVATE | MS_REC, NULL) == -1)
-		ksft_exit_fail_msg("error: mount '/', errno %d\n", errno);
+		ksft_exit_fail_perror("error: mount '/'");
 
 	/* Require "exec" filesystem. */
 	if (mount(NULL, "/tmp", "ramfs", 0, NULL) == -1)
-		ksft_exit_fail_msg("error: mount ramfs, errno %d\n", errno);
+		ksft_exit_fail_perror("error: mount ramfs");
 
 #define FILENAME "/tmp/1"
 
 	fd = creat(FILENAME, 0700);
 	if (fd == -1)
-		ksft_exit_fail_msg("error: creat, errno %d\n", errno);
+		ksft_exit_fail_perror("error: creat");
 
 #define S "#!" FILENAME "\n"
 	if (write(fd, S, strlen(S)) != strlen(S))
-		ksft_exit_fail_msg("error: write, errno %d\n", errno);
+		ksft_exit_fail_perror("error: write");
 
 	close(fd);
 
-- 
2.39.2