From: Mukul Joshi <mukul.joshi@amd.com>
Date: Thu, 18 Apr 2024 15:32:34 +0000 (-0400)
Subject: drm/amdgpu: Fix leak when GPU memory allocation fails
X-Git-Tag: v5.15.158~20
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=9d0580ded513d8016384b6e2547fa58096f1126c;p=thirdparty%2Fkernel%2Fstable.git

drm/amdgpu: Fix leak when GPU memory allocation fails

commit 25e9227c6afd200bed6774c866980b8e36d033af upstream.

Free the sync object if the memory allocation fails for any
reason.

Signed-off-by: Mukul Joshi <mukul.joshi@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 00a8aef48a696..1fae36e33411f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1502,6 +1502,7 @@ err_node_allow:
 err_bo_create:
 	unreserve_mem_limit(adev, size, alloc_domain, !!sg);
 err_reserve_limit:
+	amdgpu_sync_free(&(*mem)->sync);
 	mutex_destroy(&(*mem)->lock);
 	if (gobj)
 		drm_gem_object_put(gobj);