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drm/amdgpu/powerplay/vega10: fix memory leak in error path

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Free the backend structure if we fail to allocate device
memory.

Reviewed-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2018-03-13 20:43:00 -05:00
parent daf8809626
commit a423f79ad7
1 changed files with 4 additions and 2 deletions
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6
drivers/gpu/drm/amd/powerplay/smumgr/vega10_smumgr.c
View file

@ -406,9 +406,8 @@ static int vega10_smu_init(struct pp_hwmgr *hwmgr)
&handle, &handle,
&mc_addr, &mc_addr,
&kaddr); &kaddr);
if (ret) if (ret)
return -EINVAL; goto free_backend;
priv->smu_tables.entry[PPTABLE].version = 0x01; priv->smu_tables.entry[PPTABLE].version = 0x01;
priv->smu_tables.entry[PPTABLE].size = sizeof(PPTable_t); priv->smu_tables.entry[PPTABLE].size = sizeof(PPTable_t);
@ -511,6 +510,9 @@ err0:
amdgpu_bo_free_kernel(&priv->smu_tables.entry[PPTABLE].handle, amdgpu_bo_free_kernel(&priv->smu_tables.entry[PPTABLE].handle,
&priv->smu_tables.entry[PPTABLE].mc_addr, &priv->smu_tables.entry[PPTABLE].mc_addr,
&priv->smu_tables.entry[PPTABLE].table); &priv->smu_tables.entry[PPTABLE].table);
free_backend:
kfree(hwmgr->smu_backend);
return -EINVAL; return -EINVAL;
} }