bugfix: busy loop

Author: jprjr

lib/resty/exec.lua

@@ -18,7 +18,7 @@ end
 
 
 local _M = {
- _VERSION = '1.1.3'
+ _VERSION = '1.1.4'
 }
 
 function _M.new(address)
@@ -92,8 +92,6 @@ function _M.new(address)
  else
  if err ~= 'timeout' and err ~= 'closed' then
  return nil, err
- else
- err = nil
  end
  end
  end