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

From: cgel . zte
Date: Wed Sep 21 2022 - 21:32:44 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/builtin-lock.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c
index 52a6a10a610c..b6837b7df110 100644
--- a/tools/perf/builtin-lock.c
+++ b/tools/perf/builtin-lock.c
@@ -949,7 +949,7 @@ static int lock_contention_caller(struct evsel *evsel, struct perf_sample *sampl
if (offset)
scnprintf(buf, size, "%s+%#lx", sym->name, offset);
else
- strlcpy(buf, sym->name, size);
+ strscpy(buf, sym->name, size);
return 0;
}

--
2.25.1