From: Matthew Auld Date: Thu, 14 Jan 2021 18:24:01 +0000 (+0000) Subject: drm/i915/gem: sanity check object size in gem_create X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=7d58fef2e70af4a8d3d45f541c9d814b4d0060ba;p=linux.git drm/i915/gem: sanity check object size in gem_create Depending on the regions min_page_size we might need to adjust the object size, ensure this matches our expectations. Suggested-by: Chris Wilson Signed-off-by: Matthew Auld Reviewed-by: Chris Wilson Signed-off-by: Chris Wilson Link: https://patchwork.freedesktop.org/patch/msgid/20210114182402.840247-2-matthew.auld@intel.com --- diff --git a/drivers/gpu/drm/i915/gem/i915_gem_create.c b/drivers/gpu/drm/i915/gem/i915_gem_create.c index ce923ed49eeee..45d60e3d98e3b 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_create.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_create.c @@ -32,6 +32,8 @@ i915_gem_create(struct drm_file *file, if (IS_ERR(obj)) return PTR_ERR(obj); + GEM_BUG_ON(size != obj->base.size); + ret = drm_gem_handle_create(file, &obj->base, &handle); /* drop reference from allocate - handle holds it now */ i915_gem_object_put(obj);