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Josh Durgin authored
The order parameter is sometimes NULL in _rbd_dev_v2_snap_size(), but the dout() always derefences it. Move this to another dout() protected by a check that order is non-NULL. Signed-off-by: Josh Durgin <josh.durgin@inktank.com> Reviewed-by: Sage Weil <sage@inktank.com> Reviewed-by: Alex Elder <alex.elder@linaro.org>
c3545579