* [PATCH linux-next] perf probe-file: use strscpy() is more robust and safer
@ 2022-09-22 1:34 cgel.zte
0 siblings, 0 replies; only message in thread
From: cgel.zte @ 2022-09-22 1:34 UTC (permalink / raw)
To: acme
Cc: mingo, mark.rutland, alexander.shishkin, jolsa, namhyung,
linux-perf-users, linux-kernel, ye xingchen, Zeal Robot
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/util/probe-file.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/util/probe-file.c b/tools/perf/util/probe-file.c
index 3d50de3217d5..8bc90b856ce3 100644
--- a/tools/perf/util/probe-file.c
+++ b/tools/perf/util/probe-file.c
@@ -459,7 +459,7 @@ static int probe_cache__open(struct probe_cache *pcache, const char *target,
if (target && build_id_cache__cached(target)) {
/* This is a cached buildid */
- strlcpy(sbuildid, target, SBUILD_ID_SIZE);
+ strscpy(sbuildid, target, SBUILD_ID_SIZE);
dir_name = build_id_cache__linkname(sbuildid, NULL, 0);
goto found;
}
--
2.25.1
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2022-09-22 1:34 [PATCH linux-next] perf probe-file: use strscpy() is more robust and safer cgel.zte
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