Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   cgel.zte@gmail.com
To:     acme@kernel.org
Cc:     mingo@redhat.com, mark.rutland@arm.com,
        alexander.shishkin@linux.intel.com, jolsa@kernel.org,
        namhyung@kernel.org, linux-perf-users@vger.kernel.org,
        linux-kernel@vger.kernel.org, ye xingchen <ye.xingchen@zte.com.cn>,
        Zeal Robot <zealci@zte.com.cn>
Subject: [PATCH linux-next] perf jvmti: use strscpy() is more robust and safer
Date:   Thu, 22 Sep 2022 01:37:28 +0000
Message-Id: <20220922013728.233286-1-ye.xingchen@zte.com.cn>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

From: ye xingchen <ye.xingchen@zte.com.cn>

The implementation of strscpy() is more robust and safer.

That's now the recommended way to copy NUL terminated strings.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
---
 tools/perf/jvmti/libjvmti.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/jvmti/libjvmti.c b/tools/perf/jvmti/libjvmti.c
index fcca275e5bf9..04d6825d23c8 100644
--- a/tools/perf/jvmti/libjvmti.c
+++ b/tools/perf/jvmti/libjvmti.c
@@ -158,7 +158,7 @@ copy_class_filename(const char * class_sign, const char * file_name, char * resu
 		result[i] = '\0';
 	} else {
 		/* fallback case */
-		strlcpy(result, file_name, max_length);
+		strscpy(result, file_name, max_length);
 	}
 }
 
-- 
2.25.1