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Commit bf6b2030 authored by Chris Wilson's avatar Chris Wilson
Browse files

drm/i915: Assert internal objects are page aligned 



Internal objects must be passed a page-aligned size. Check it.

Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170116145242.13875-1-chris@chris-wilson.co.uk


Reviewed-by: default avatarJoonas Lahtinen <joonas.lahtinen@linux.intel.com>
parent f131e356

drivers/gpu/drm/i915/i915_gem_internal.c

+1 −0
Original line number Diff line number Diff line
@@ -156,6 +156,7 @@ i915_gem_object_create_internal(struct drm_i915_private *i915, 
	struct drm_i915_gem_object *obj;



	GEM_BUG_ON(!size);

	GEM_BUG_ON(!IS_ALIGNED(size, PAGE_SIZE));



	if (overflows_type(size, obj->base.size))

		return ERR_PTR(-E2BIG);