From: Riccardo Mancini <rickyman7@xxxxxxxxx>
[ Upstream commit 42db3d9ded555f7148b5695109a7dc8d66f0dde4 ]
ASan reports a memory leak in perf_env while running:
# perf test "41: Session topology"
Caused by sibling_dies not being freed.
This patch adds the required free.
Fixes: acae8b36cded0ee6 ("perf header: Add die information in CPU topology")
Signed-off-by: Riccardo Mancini <rickyman7@xxxxxxxxx>
Cc: Ian Rogers <irogers@xxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Link: http://lore.kernel.org/lkml/2140d0b57656e4eb9021ca9772250c24c032924b.1626343282.git.rickyman7@xxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
tools/perf/util/env.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/tools/perf/util/env.c b/tools/perf/util/env.c
index bc5e4f294e9e..f3b90412cc70 100644
--- a/tools/perf/util/env.c
+++ b/tools/perf/util/env.c
@@ -186,6 +186,7 @@ void perf_env__exit(struct perf_env *env)
zfree(&env->cpuid);
zfree(&env->cmdline);
zfree(&env->cmdline_argv);
+ zfree(&env->sibling_dies);
zfree(&env->sibling_cores);
zfree(&env->sibling_threads);
zfree(&env->pmu_mappings);
--
2.30.2
