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We can replace a couple of tests with an assertion that the passed in node is already allocated (as matches the existing call convention) and by a small bit of refactoring we can bring the line lengths to under 80cols. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20161205142941.21965-3-chris@chris-wilson.co.uk