[PATCH linux-next] perf stat: remove redundant variable in arch_get_topdown_pmu_name

From: zhang.songyi
Date: Wed Nov 23 2022 - 04:01:13 EST


From: zhang songyi <zhang.songyi@xxxxxxxxxx>

Return value from arch_get_topdown_pmu_name directly instead of taking
this in another redundant variable.

Signed-off-by: zhang songyi <zhang.songyi@xxxxxxxxxx>
---
tools/perf/arch/x86/util/topdown.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/tools/perf/arch/x86/util/topdown.c b/tools/perf/arch/x86/util/topdown.c
index 54810f9acd6f..5a5cdd6efe4d 100644
--- a/tools/perf/arch/x86/util/topdown.c
+++ b/tools/perf/arch/x86/util/topdown.c
@@ -84,8 +84,6 @@ bool arch_topdown_sample_read(struct evsel *leader)

const char *arch_get_topdown_pmu_name(struct evlist *evlist, bool warn)
{
- const char *pmu_name;
-
if (!perf_pmu__has_hybrid())
return "cpu";

@@ -95,9 +93,7 @@ const char *arch_get_topdown_pmu_name(struct evlist *evlist, bool warn)
evlist->hybrid_pmu_name = perf_pmu__hybrid_type_to_pmu("core");
}

- pmu_name = evlist->hybrid_pmu_name;
-
- return pmu_name;
+ return evlist->hybrid_pmu_name;
}

int topdown_parse_events(struct evlist *evlist)
--
2.15.2