This is a note to let you know that I've just added the patch titled
drm/amdgpu: Fix leak when GPU memory allocation fails
to the 4.19-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-amdgpu-fix-leak-when-gpu-memory-allocation-fails.patch
and it can be found in the queue-4.19 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit f97012ff378cfadea0518d158544a4214e10bf46
Author: Mukul Joshi <mukul.joshi@xxxxxxx>
Date: Thu Apr 18 11:32:34 2024 -0400
drm/amdgpu: Fix leak when GPU memory allocation fails
[ Upstream commit 25e9227c6afd200bed6774c866980b8e36d033af ]
Free the sync object if the memory allocation fails for any
reason.
Signed-off-by: Mukul Joshi <mukul.joshi@xxxxxxx>
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 13a03f467688a..e15f9da25c7d1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1273,6 +1273,7 @@ int amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu(
err_bo_create:
unreserve_system_mem_limit(adev, size, alloc_domain, false);
err_reserve_limit:
+ amdgpu_sync_free(&(*mem)->sync);
mutex_destroy(&(*mem)->lock);
kfree(*mem);
return ret;
