[PATCH v2 09/43] perf stat: Avoid segv on counter->name

From: Ian Rogers
Date: Fri Apr 28 2023 - 03:40:42 EST


Switch to use evsel__name that doesn't return NULL for hardware and
similar events.

Reviewed-by: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
---
tools/perf/util/stat-display.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index df6337f2480b..7aa7e16fa7c4 100644
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -748,7 +748,7 @@ static void uniquify_event_name(struct evsel *counter)
int ret = 0;

if (counter->uniquified_name || counter->use_config_name ||
- !counter->pmu_name || !strncmp(counter->name, counter->pmu_name,
+ !counter->pmu_name || !strncmp(evsel__name(counter), counter->pmu_name,
strlen(counter->pmu_name)))
return;

--
2.40.1.495.gc816e09b53d-goog