summaryrefslogtreecommitdiff
path: root/tools/perf
diff options
context:
space:
mode:
authorHaowen Bai <baihaowen@meizu.com>2022-03-28 09:55:32 +0800
committerArnaldo Carvalho de Melo <acme@redhat.com>2022-04-01 16:19:35 -0300
commitf717d89a2b20dd9201a3ed798cff6b8f09c77e01 (patch)
treefcd0bc7a0ee3d5e506c7ee8823ca335d5f894341 /tools/perf
parentda0bfb9fdf1fef8d2329efb215abfd94ba262b49 (diff)
perf evlist: Directly return instead of using local ret variable
Addresses this coccinelle warning: ./tools/perf/util/evlist.c:1333:5-8: Unneeded variable: "err". Return "- ENOMEM" on line 1358 Signed-off-by: Haowen Bai <baihaowen@meizu.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Andrii Nakryiko <andrii@kernel.org> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: Jiri Olsa <jolsa@kernel.org> Cc: John Fastabend <john.fastabend@gmail.com> Cc: KP Singh <kpsingh@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Martin KaFai Lau <kafai@fb.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Song Liu <songliubraving@fb.com> Cc: Yonghong Song <yhs@fb.com> Cc: bpf@vger.kernel.org Cc: netdev@vger.kernel.org Link: http://lore.kernel.org/lkml/1648432532-23151-1-git-send-email-baihaowen@meizu.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
-rw-r--r--tools/perf/util/evlist.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index cb2cf4463c08..52ea004ba01e 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1331,7 +1331,6 @@ 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
@@ -1356,7 +1355,7 @@ 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)