Reviewed-by: Rex Zhu <[email protected]>

Best Regards

Rex

________________________________
From: amd-gfx <[email protected]> on behalf of Quan, Evan 
<[email protected]>
Sent: Wednesday, March 14, 2018 11:20 AM
To: Alex Deucher; [email protected]
Cc: Deucher, Alexander
Subject: RE: [PATCH] drm/amdgpu/powerplay/vega10: fix memory leak in error path

Reviewed-by: Evan Quan <[email protected]>

-----Original Message-----
From: amd-gfx [mailto:[email protected]] On Behalf Of Alex 
Deucher
Sent: Wednesday, March 14, 2018 9:46 AM
To: [email protected]
Cc: Deucher, Alexander <[email protected]>
Subject: [PATCH] drm/amdgpu/powerplay/vega10: fix memory leak in error path

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

Signed-off-by: Alex Deucher <[email protected]>
---
 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 15e1afa28018..219950882be9 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;
 }

--
2.13.6

_______________________________________________
amd-gfx mailing list
[email protected]
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
amd-gfx Info Page - 
freedesktop.org<https://lists.freedesktop.org/mailman/listinfo/amd-gfx>
lists.freedesktop.org
Subscribing to amd-gfx: Subscribe to amd-gfx by filling out the following form. 
Use of all freedesktop.org lists is subject to our Code of ...


_______________________________________________
amd-gfx mailing list
[email protected]
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
amd-gfx Info Page - 
freedesktop.org<https://lists.freedesktop.org/mailman/listinfo/amd-gfx>
lists.freedesktop.org
Subscribing to amd-gfx: Subscribe to amd-gfx by filling out the following form. 
Use of all freedesktop.org lists is subject to our Code of ...


_______________________________________________
amd-gfx mailing list
[email protected]
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

Reply via email to