From a03c6d23b9eaa4d67855d0454fe64f222ae50e12 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 13 Mar 2018 20:43:00 -0500 Subject: [PATCH 3782/4131] drm/amdgpu/powerplay/vega10: fix memory leak in error path Free the backend structure if we fail to allocate device memory. Reviewed-by: Evan Quan Reviewed-by: Rex Zhu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/smumgr/vega10_smumgr.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/vega10_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/vega10_smumgr.c index 15e1afa..2199508 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/vega10_smumgr.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/vega10_smumgr.c @@ -406,9 +406,8 @@ static int vega10_smu_init(struct pp_hwmgr *hwmgr) &handle, &mc_addr, &kaddr); - if (ret) - return -EINVAL; + goto free_backend; priv->smu_tables.entry[PPTABLE].version = 0x01; priv->smu_tables.entry[PPTABLE].size = sizeof(PPTable_t); @@ -511,6 +510,9 @@ static int vega10_smu_init(struct pp_hwmgr *hwmgr) amdgpu_bo_free_kernel(&priv->smu_tables.entry[PPTABLE].handle, &priv->smu_tables.entry[PPTABLE].mc_addr, &priv->smu_tables.entry[PPTABLE].table); +free_backend: + kfree(hwmgr->smu_backend); + return -EINVAL; } -- 2.7.4