From: Riccardo Mancini rickyman7@gmail.com
[ 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@gmail.com Cc: Ian Rogers irogers@google.com Cc: Jiri Olsa jolsa@redhat.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/2140d0b57656e4eb9021ca9772250c24c032924b.1626343... Signed-off-by: Arnaldo Carvalho de Melo acme@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- 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 fadc59708ece..744e51c4a6bd 100644 --- a/tools/perf/util/env.c +++ b/tools/perf/util/env.c @@ -178,6 +178,7 @@ 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);