Description of problem:
Using to connect to a server via smispy+ssl and the password is wrong leads to a traceback.

lsmcli -u smispy+ssl://root@<target>:5989?namespace=root/LsiMr13 -l VOLUMES -P
Password: 
error: 303 msg: Unhandled exception in plug-in data: Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/lsm/pluginrunner.py", line 94, in run
    **msg['params'])
  File "/usr/lib/python2.7/site-packages/lsm/common.py", line 88, in present
    return getattr(self.proxied_obj, _proxy_method_name)(*args, **kwargs)
  File "/usr/lib/python2.7/site-packages/lsm/smis.py", line 32, in cim_wrapper
    return method(*args, **kwargs)
  File "/usr/lib/python2.7/site-packages/lsm/smis.py", line 630, in volumes
    systems = self._systems()
  File "/usr/lib/python2.7/site-packages/lsm/smis.py", line 646, in _systems
    ccs = self._c.EnumerateInstances('CIM_ControllerConfigurationService')
  File "/usr/lib/python2.7/site-packages/pywbem/cim_operations.py", line 403, in EnumerateInstances
    **params)
  File "/usr/lib/python2.7/site-packages/pywbem/cim_operations.py", line 167, in imethodcall
    verify_callback = self.verify_callback)
  File "/usr/lib/python2.7/site-packages/pywbem/cim_http.py", line 250, in wbem_request
    raise AuthError(response.reason)
AuthError: Unauthorized


Version-Release number of selected component (if applicable):
rpm -q libstoragemgmt
libstoragemgmt-0.0.22-3.el7.x86_64

How reproducible:
100%

Steps to Reproduce:
1.lsmcli -u smispy+ssl://root@<target>:5989?namespace=root/LsiMr13 -l VOLUMES -P
2.Use wrong password when requested.
3.