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authorSunil Khatri <sunil.khatri@amd.com>2025-10-31 14:10:13 +0530
committerAlex Deucher <alexander.deucher@amd.com>2025-11-04 11:53:21 -0500
commitcd6250f3aeb5ee81bf3724891f274f8a43737198 (patch)
tree61f3c191bf8a2e3b5af200c627ab2af1389da2ed
parent36ffc58b8a8704e690a0ce679db26baa5759256f (diff)
drm/amdgpu: validate the bo from done list for NULL
Make sure the bo is valid before using it. Signed-off-by: Sunil Khatri <sunil.khatri@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c
index fd54423c3587..836a14ef0052 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c
@@ -1062,6 +1062,8 @@ retry_lock:
/* Validate User Ptr BOs */
list_for_each_entry(bo_va, &vm->done, base.vm_status) {
bo = bo_va->base.bo;
+ if (!bo)
+ continue;
if (!amdgpu_ttm_tt_is_userptr(bo->tbo.ttm))
continue;