drm/xe/vm: Add missing pad and extensions check

Add missing pad and extensions check to xe_vm_get_property_ioctl

v2:
- Combine with other check (Auld)

Fixes: 50c577eab051 ("drm/xe/xe_vm: Implement xe_vm_get_property_ioctl")
Suggested-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patch.msgid.link/20260331181216.37775-2-jonathan.cavitt@intel.com
(cherry picked from commit 896070686b16cc45cca7854be2049923b2b303d3)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c
index 56e2db50bb36a649f3ad7c4d1ece03857f0ca9a5..1720205c09cad782870ad712b5ac7b6f765921df 100644 (file)
--- a/drivers/gpu/drm/xe/xe_vm.c
+++ b/drivers/gpu/drm/xe/xe_vm.c
@@ -4156,7 +4156,8 @@ int xe_vm_get_property_ioctl(struct drm_device *drm, void *data,
        int ret = 0;
 
        if (XE_IOCTL_DBG(xe, (args->reserved[0] || args->reserved[1] ||
-                             args->reserved[2])))
+                             args->reserved[2] || args->extensions ||
+                             args->pad)))
                return -EINVAL;
 
        vm = xe_vm_lookup(xef, args->vm_id);