From: Monk Liu <monk....@amd.com>
[ Upstream commit 4829f89855f1d3a3d8014e74cceab51b421503db ]
fix system memory leak
v2:
fix coding style
Signed-off-by: Monk Liu <monk....@amd.com>
Reviewed-by: Hawking Zhang <hawking.zh...@amd.com>
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
Signed-off-by: Sasha Levin <sas...@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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