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Subject[PATCH AUTOSEL 5.5 41/67] drm/amdgpu: fix memory leak during TDR test(v2)
Date
From: Monk Liu <Monk.Liu@amd.com>

[ Upstream commit 4829f89855f1d3a3d8014e74cceab51b421503db ]

fix system memory leak

v2:
fix coding style

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 8b13d18c6414c..e4149e6b68b39 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -948,8 +948,12 @@ int smu_v11_0_init_max_sustainable_clocks(struct smu_context *smu)
struct smu_11_0_max_sustainable_clocks *max_sustainable_clocks;
int ret = 0;

- max_sustainable_clocks = kzalloc(sizeof(struct smu_11_0_max_sustainable_clocks),
+ if (!smu->smu_table.max_sustainable_clocks)
+ max_sustainable_clocks = kzalloc(sizeof(struct smu_11_0_max_sustainable_clocks),
GFP_KERNEL);
+ else
+ max_sustainable_clocks = smu->smu_table.max_sustainable_clocks;
+
smu->smu_table.max_sustainable_clocks = (void *)max_sustainable_clocks;

max_sustainable_clocks->uclock = smu->smu_table.boot_values.uclk / 100;
--
2.20.1
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