* [PATCH linux-next] perf dso: use strscpy() is more robust and safer
@ 2022-09-21 9:36 cgel.zte
0 siblings, 0 replies; only message in thread
From: cgel.zte @ 2022-09-21 9:36 UTC (permalink / raw)
To: acme
Cc: mingo, mark.rutland, alexander.shishkin, jolsa, namhyung,
adrian.hunter, andrii, songliubraving, irogers, davemarchevsky,
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/dso.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
index f1a14c0ad26d..f2a684f86b82 100644
--- a/tools/perf/util/dso.c
+++ b/tools/perf/util/dso.c
@@ -318,7 +318,7 @@ int filename__decompress(const char *name, char *pathname,
unlink(tmpbuf);
if (pathname && (fd >= 0))
- strlcpy(pathname, tmpbuf, len);
+ strscpy(pathname, tmpbuf, len);
return fd;
}
--
2.25.1
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