add4b0ab8c made the assumption that compressed data
would never lead to an empty decompressed stream.
Fix that by explicitly checking the number of read bytes.
PR-URL: https://github.com/nodejs/node/pull/17042
Fixes: https://github.com/nodejs/node/issues/17041
Refs: https://github.com/nodejs/node/pull/13322
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Evan Lucas <evanlucas@me.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
