Remove unecessary retval test in vfs_get_root_handle (fixes CID24704)

Signed-off-by: Frank S. Filz <ffilzlnx@mindspring.com>
call freeaddrinfo in add_client (fixes CID24706)

Signed-off-by: Frank S. Filz <ffilzlnx@mindspring.com>
don't overwrite b_left in set_const_log_str (fixes CID24711 and CID24716)

Signed-off-by: Frank S. Filz <ffilzlnx@mindspring.com>
Return CACHE_INODE_BAD_TYPE as error in cache_inode_setattr (fixes CID24721)

Signed-off-by: Frank S. Filz <ffilzlnx@mindspring.com>