netty/netty — pull request #3078 by naude-r (2014-10-30 14:10:28+00:00)
Title: update JZlibEncoder to cater for zero length input. this caused a test...

... case to error out

with Z_BUF_ERROR (-5). was not able to reproduce this using either HttpContentCompressorTest or
JZlibTest. see also #3070 for an example stack trace and context.