From da6b7c6c0626901428245f65712385805e42eba6 Mon Sep 17 00:00:00 2001
From: Riccardo Mancini <rickyman7@gmail.com>
Date: Thu, 15 Jul 2021 18:07:13 +0200
Subject: perf env: Fix memory leak of cpu_pmu_caps
ASan reports memory leaks while running:
# perf test "83: Zstd perf.data compression/decompression"
The first of the leaks is caused by env->cpu_pmu_caps not being freed.
This patch adds the missing (z)free inside perf_env__exit.
Signed-off-by: Riccardo Mancini <rickyman7@gmail.com>
Fixes: 6f91ea283a1ed23e ("perf header: Support CPU PMU capabilities")
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/6ba036a8220156ec1f3d6be3e5d25920f6145028.1626343282.git.rickyman7@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/env.c | 1 +
1 file changed, 1 insertion(+)
(limited to 'tools/perf')
diff --git a/tools/perf/util/env.c b/tools/perf/util/env.c
index 6c765946ef6f..cec2e6cad8aa 100644
--- a/tools/perf/util/env.c
+++ b/tools/perf/util/env.c
@@ -191,6 +191,7 @@ void perf_env__exit(struct perf_env *env)
zfree(&env->sibling_threads);
zfree(&env->pmu_mappings);
zfree(&env->cpu);
+ zfree(&env->cpu_pmu_caps);
zfree(&env->numa_map);
for (i = 0; i < env->nr_numa_nodes; i++)
--
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