[PATCH linux-next] perf dso: use strscpy() is more robust and safer

From: cgel . zte
Date: Wed Sep 21 2022 - 05:37:07 EST


From: ye xingchen <ye.xingchen@xxxxxxxxxx>

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@xxxxxxxxxx>
Signed-off-by: ye xingchen <ye.xingchen@xxxxxxxxxx>
---
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