diff options
author | Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl> | 2023-05-13 14:51:00 +0200 |
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committer | Alexander Deucher <alexander.deucher@amd.com> | 2023-05-18 14:31:47 -0400 |
commit | 683ce29b067404058c5a301fbd117256d06b4669 (patch) | |
tree | 7623d819d17111c65e6e1922077540ff75b5552c /drivers/gpu/drm | |
parent | 8d3e764e82bd82a04898b646d71ac1fd70bd1b34 (diff) | |
download | linux-683ce29b067404058c5a301fbd117256d06b4669.tar.gz |
drm/amdgpu: Validate VM ioctl flags.
None have been defined yet, so reject anybody setting any. Mesa sets it to 0 anyway. Signed-off-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index ea3d0be152fc..37b9d8a8dbec 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -2444,6 +2444,10 @@ int amdgpu_vm_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) struct amdgpu_fpriv *fpriv = filp->driver_priv; int r; + /* No valid flags defined yet */ + if (args->in.flags) + return -EINVAL; + switch (args->in.op) { case AMDGPU_VM_OP_RESERVE_VMID: /* We only have requirement to reserve vmid from gfxhub */ |