blob: fe2597ef29d24f3f49e9f7fc19ac3107d5ec0ef6 [file] [log] [blame]
From 868df2faad69b3d1767574122e521822487ad670 Mon Sep 17 00:00:00 2001
From: Monk Liu <Monk.Liu@amd.com>
Date: Sat, 8 Feb 2020 19:01:21 +0800
Subject: [PATCH] drm/amdgpu: fix memory leak during TDR test(v2)
commit 4829f89855f1d3a3d8014e74cceab51b421503db upstream.
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: Paul Gortmaker <paul.gortmaker@windriver.com>
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 92903a4cc4d8..4749574d5fd5 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -841,8 +841,12 @@ static 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;
--
2.7.4