Re: [PATCH 08/20] perf env: fix memory leak of cpu_pmu_caps

[Arnaldo Carvalho de Melo]

Em Thu, Jul 15, 2021 at 06:07:13PM +0200, Riccardo Mancini escreveu:
> ASan reports memory leaks while running the 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.

Fixes: 6f91ea283a1ed23e ("perf header: Support CPU PMU capabilities")

Thanks, applied.

- Arnaldo

 
> Signed-off-by: Riccardo Mancini <rickyman7@xxxxxxxxx>
> ---
>  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 6c765946ef6f591c..cec2e6cad8aabfe7 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++)
> -- 
> 2.31.1
> 

-- 

- Arnaldo