From: Jonathan Cavitt <jonathan.cavitt@intel.com>
Date: Tue, 31 Mar 2026 18:12:17 +0000 (+0000)
Subject: drm/xe/vm: Add missing pad and extensions check
X-Git-Tag: v7.1-rc2~7^2^2~18
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2bc0cce2724f74dde914d11fabb35b3a912c8329;p=thirdparty%2Fkernel%2Fstable.git

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 56e2db50bb36..1720205c09ca 100644
--- 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);