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| author | Prike Liang <Prike.Liang@amd.com> | 2025-09-19 14:31:50 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-11-13 15:37:49 -0500 |
| commit | b993999a20140dbfd02bd081b7689c428e99a454 (patch) | |
| tree | e655ef351079755571940a620eb728ef0d051463 | |
| parent | 77d8c1e520e309306c4cef707df70cdcdcecebbd (diff) | |
| download | linux-b993999a20140dbfd02bd081b7689c428e99a454.tar.gz linux-b993999a20140dbfd02bd081b7689c428e99a454.tar.bz2 linux-b993999a20140dbfd02bd081b7689c428e99a454.zip | |
drm/amdgpu/userq: assign an error code for invalid userq va
commit 883bd89d00085c2c5f1efcd25861745cb039f9e3 upstream.
It should return an error code if userq VA validation fails.
Fixes: 9e46b8bb0539 ("drm/amdgpu: validate userq buffer virtual address and size")
Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c | 2 |
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 695eb2b052fc..a0fb13172e8b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c @@ -71,6 +71,7 @@ int amdgpu_userq_input_va_validate(struct amdgpu_vm *vm, u64 addr, return 0; } + r = -EINVAL; out_err: amdgpu_bo_unreserve(vm->root.bo); return r; @@ -476,6 +477,7 @@ amdgpu_userq_create(struct drm_file *filp, union drm_amdgpu_userq *args) if (amdgpu_userq_input_va_validate(&fpriv->vm, args->in.queue_va, args->in.queue_size) || amdgpu_userq_input_va_validate(&fpriv->vm, args->in.rptr_va, AMDGPU_GPU_PAGE_SIZE) || amdgpu_userq_input_va_validate(&fpriv->vm, args->in.wptr_va, AMDGPU_GPU_PAGE_SIZE)) { + r = -EINVAL; kfree(queue); goto unlock; } |