[PATCH AUTOSEL 5.17 43/60] drm/amd/pm: fix a potential gpu_metrics_table memory leak

Sasha Levin
2022-06-07T19:18:07Z

From: Gong Yuanjun <ruc_gongyuanjun@163.com>

[ Upstream commit d2f4460a3d9502513419f06cc376c7ade49d5753 ]

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@163.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
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 0bc84b709a93..6f7d123702bd 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;
}

--
2.35.1