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Sat, 22 Feb 2025 00:17:15 -0800 (PST) Received: from ritvikos.localdomain ([49.36.192.173]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2fceb10fb5bsm2603189a91.33.2025.02.22.00.17.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 22 Feb 2025 00:17:15 -0800 (PST) Received: by ritvikos.localdomain (Postfix, from userid 1000) id 1697DED9143; Sat, 22 Feb 2025 13:47:12 +0530 (IST) From: ritvikfoss@gmail.com To: shuah@kernel.org Cc: linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, skhan@linuxfoundation.org, linux-kernel-mentees@lists.linuxfoundation.org Subject: [PATCH] selftests/mount: Explicitly define buffer size Date: Sat, 22 Feb 2025 13:47:11 +0530 Message-ID: <20250222081711.48208-1-ritvikfoss@gmail.com> X-Mailer: git-send-email 2.48.1 Precedence: bulk X-Mailing-List: linux-kernel-mentees@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Ritvik Gupta Define macro ('MAX_BUF_SIZE') for buffer size instead of hardcoded value '4096', to improve readability. Signed-off-by: Ritvik Gupta --- tools/testing/selftests/mount/unprivileged-remount-test.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/mount/unprivileged-remount-test.c b/tools/testing/selftests/mount/unprivileged-remount-test.c index d2917054fe3a..67a550b7c69b 100644 --- a/tools/testing/selftests/mount/unprivileged-remount-test.c +++ b/tools/testing/selftests/mount/unprivileged-remount-test.c @@ -45,6 +45,8 @@ # define MS_STRICTATIME (1 << 24) #endif +#define MAX_BUF_SIZE 4096 + static void die(char *fmt, ...) { va_list ap; @@ -56,7 +58,7 @@ static void die(char *fmt, ...) static void vmaybe_write_file(bool enoent_ok, char *filename, char *fmt, va_list ap) { - char buf[4096]; + char buf[MAX_BUF_SIZE]; int fd; ssize_t written; int buf_len; -- 2.48.1