Fix buffer size check in lzs_compress()
Fix buffer size check in lzs_compress()

We were previously not actually using the last byte of the buffer.

This also makes it go faster by about 5%.

Signed-off-by: David Woodhouse <b460d66aaf00c296a3db1c1d9eeafc081d5f7d70@intel.com>

don-johnny/openconnect,nmav/openconnect-mine,brandt/openconnect,mtmiller/openconnect,matlockx/openconnect,mtmiller/openconnect,atyndall/openconnect,atyndall/openconnect,don-johnny/openconnect,atyndall/openconnect,nmav/openconnect-mine,mveplus/openconnect-client,lins05/openconnect,cernekee/openconnect,matlockx/openconnect,atyndall/openconnect,liiir1985/openconnect,nmav/openconnect-mine,lins05/openconnect,liiir1985/openconnect,mveplus/openconnect-client,nmav/openconnect-mine,matlockx/openconnect,mtmiller/openconnect,matlockx/openconnect,cernekee/openconnect,brandt/openconnect,mveplus/openconnect-client,mveplus/openconnect-client,lins05/openconnect,liiir1985/openconnect,liiir1985/openconnect,brandt/openconnect,don-johnny/openconnect,don-johnny/openconnect,cernekee/openconnect,lins05/openconnect,brandt/openconnect,mtmiller/openconnect,cernekee/openconnect