[PATCH AUTOSEL 5.3 56/81] drm/amdgpu: fix error handling in amdgpu_bo_list_create

From: Sasha Levin
Date: Wed Oct 30 2019 - 11:53:37 EST


From: Christian KÃnig <christian.koenig@xxxxxxx>

[ Upstream commit de51a5019ff32960218da8fd899fa3f361b031e9 ]

We need to drop normal and userptr BOs separately.

Signed-off-by: Christian KÃnig <christian.koenig@xxxxxxx>
Acked-by: Huang Rui <ray.huang@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
index 7bcf86c619995..d4c4785ab5256 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
@@ -140,7 +140,12 @@ int amdgpu_bo_list_create(struct amdgpu_device *adev, struct drm_file *filp,
return 0;

error_free:
- while (i--) {
+ for (i = 0; i < last_entry; ++i) {
+ struct amdgpu_bo *bo = ttm_to_amdgpu_bo(array[i].tv.bo);
+
+ amdgpu_bo_unref(&bo);
+ }
+ for (i = first_userptr; i < num_entries; ++i) {
struct amdgpu_bo *bo = ttm_to_amdgpu_bo(array[i].tv.bo);

amdgpu_bo_unref(&bo);
--
2.20.1