Re: [PATCH 1/1] drm/amd/pm: fix a potential gpu_metrics_table memory leak

From: Alex Deucher
Date: Tue May 17 2022 - 16:59:22 EST


Applied. Thanks!

On Tue, May 17, 2022 at 9:13 AM Yuanjun Gong <ruc_gongyuanjun@xxxxxxx> wrote:
>
> From: Gong Yuanjun <ruc_gongyuanjun@xxxxxxx>
>
> gpu_metrics_table is allocated in yellow_carp_init_smc_tables() but
> not freed in yellow_carp_fini_smc_tables().
>
> Signed-off-by: Gong Yuanjun <ruc_gongyuanjun@xxxxxxx>
> ---
> drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c
> index e2d099409123..c66c39ccf19c 100644
> --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c
> +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c
> @@ -190,6 +190,9 @@ static int yellow_carp_fini_smc_tables(struct smu_context *smu)
> kfree(smu_table->watermarks_table);
> smu_table->watermarks_table = NULL;
>
> + kfree(smu_table->gpu_metrics_table);
> + smu_table->gpu_metrics_table = NULL;
> +
> return 0;
> }
>
> --
> 2.17.1
>