linux-kernel - [PATCH] perf tools: remove unneeded variable

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Message-Id: <20211122014159.25317-1-ran.jianping@zte.com.cn>
Date:   Mon, 22 Nov 2021 01:41:59 +0000
From:   cgel.zte@...il.com
To:     peterz@...radead.org
Cc:     mingo@...hat.com, acme@...nel.org, mark.rutland@....com,
        alexander.shishkin@...ux.intel.com, jolsa@...hat.com,
        namhyung@...nel.org, yao.jin@...ux.intel.com,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        ran jianping <ran.jianping@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH] perf tools: remove unneeded variable

From: ran jianping <ran.jianping@....com.cn>

Fix the following coccicheck review:
./tools/perf/util/evlist.c:1303:5-8: Unneeded variable

Remove unneeded variable used to store return value.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: ran jianping <ran.jianping@....com.cn>
---
 tools/perf/util/evlist.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 5f92319ce258..d64fe767f583 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1300,7 +1300,6 @@ static int evlist__create_syswide_maps(struct evlist *evlist)
 {
 	struct perf_cpu_map *cpus;
 	struct perf_thread_map *threads;
-	int err = -ENOMEM;
 
 	/*
 	 * Try reading /sys/devices/system/cpu/online to get
@@ -1325,7 +1324,7 @@ static int evlist__create_syswide_maps(struct evlist *evlist)
 out_put:
 	perf_cpu_map__put(cpus);
 out:
-	return err;
+	return -ENOMEM;
 }
 
 int evlist__open(struct evlist *evlist)
-- 
2.25.1