Messages in this thread Patch in this message | | | From | cgel.zte@gmail ... | Subject | [PATCH linux-next] perf synthetic-events: use strscpy() is more robust and safer | Date | Thu, 22 Sep 2022 01:33:28 +0000 |
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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/synthetic-events.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/tools/perf/util/synthetic-events.c b/tools/perf/util/synthetic-events.c index 0ff57ca24577..9f82b66f6271 100644 --- a/tools/perf/util/synthetic-events.c +++ b/tools/perf/util/synthetic-events.c @@ -1947,7 +1947,7 @@ int perf_event__synthesize_event_update_unit(struct perf_tool *tool, struct evse if (ev == NULL) return -ENOMEM; - strlcpy(ev->unit, evsel->unit, size + 1); + strscpy(ev->unit, evsel->unit, size + 1); err = process(tool, (union perf_event *)ev, NULL, NULL); free(ev); return err; @@ -1981,7 +1981,7 @@ int perf_event__synthesize_event_update_name(struct perf_tool *tool, struct evse if (ev == NULL) return -ENOMEM; - strlcpy(ev->name, evsel->name, len + 1); + strscpy(ev->name, evsel->name, len + 1); err = process(tool, (union perf_event *)ev, NULL, NULL); free(ev); return err; -- 2.25.1
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