Commit a2b30804 authored by Bas Nieuwenhuizen's avatar Bas Nieuwenhuizen Committed by Alex Deucher
Browse files

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: default avatarBas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent e5edd9ab

drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c

+4 −0
Original line number Diff line number Diff line
@@ -2370,6 +2370,10 @@ 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 */