From: Namhyung Kim <namhyung@kernel.org>
Date: Thu, 17 Sep 2020 06:02:18 +0000 (+0900)
Subject: perf parse-event: Release cpu_map refcount if evsel alloc failed
X-Git-Tag: v5.10-rc1~91^2~35^2~3
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=0f1b550e29c1f9522f0a7a11ee2cf95d33a98d79;p=linux-2.6-block.git

perf parse-event: Release cpu_map refcount if evsel alloc failed

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lore.kernel.org/lkml/20200917060219.1287863-1-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---

diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 4c6b3d287d54..fbe0d3143353 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -360,8 +360,10 @@ __add_event(struct list_head *list, int *idx,
 		event_attr_init(attr);
 
 	evsel = evsel__new_idx(attr, *idx);
-	if (!evsel)
+	if (!evsel) {
+		perf_cpu_map__put(cpus);
 		return NULL;
+	}
 
 	(*idx)++;
 	evsel->core.cpus = cpus;