[Intel-gfx] [PATCH v3 22/23] drm/i915: Differentiate the aliasing_ppgtt with an invalid filp

[Chris Wilson]

Use an invalid filp so that the aliasing_ppgtt can be clearly
identified.

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld at intel.com>
---
 drivers/gpu/drm/i915/i915_gem_gtt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index 379bf6fbbc64..9dd161a4a8a2 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -2379,7 +2379,7 @@ int i915_gem_init_aliasing_ppgtt(struct drm_i915_private *i915)
 	struct i915_hw_ppgtt *ppgtt;
 	int err;
 
-	ppgtt = i915_ppgtt_create(i915, NULL, "[alias]");
+	ppgtt = i915_ppgtt_create(i915, ERR_PTR(-EPERM), "[alias]");
 	if (IS_ERR(ppgtt))
 		return PTR_ERR(ppgtt);
 
-- 
2.11.0