From: Konstantin Meskhidze <konstantin.meskhidze@huawei.com>
Date: Tue, 29 Nov 2022 04:02:54 +0000 (-0500)
Subject: drm/amdkfd: Fix memory leakage
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=c65564790048fa416ccd26a8945c7ec0cf9ef0b7;p=users%2Fjedix%2Flinux-maple.git

drm/amdkfd: Fix memory leakage

[ Upstream commit 75818afff631e1ea785a82c3e8bb82eb0dee539c ]

This patch fixes potential memory leakage and seg fault
in  _gpuvm_import_dmabuf() function

Fixes: d4ec4bdc0bd5 ("drm/amdkfd: Allow access for mmapping KFD BOs")
Signed-off-by: Konstantin Meskhidze <konstantin.meskhidze@huawei.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 1f76e27f1a354..fe87b3402f06a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -2256,7 +2256,7 @@ int amdgpu_amdkfd_gpuvm_import_dmabuf(struct amdgpu_device *adev,
 
 	ret = drm_vma_node_allow(&obj->vma_node, drm_priv);
 	if (ret) {
-		kfree(mem);
+		kfree(*mem);
 		return ret;
 	}