net/core/net_namespace.c:724: warning: No description found for return value of 'get_net_ns'
net/core/net_namespace.c:1379: warning: No description found for return value of 'register_pernet_subsys'
net/core/net_namespace.c:1425: warning: No description found for return value of 'register_pernet_device'
net/core/net_namespace.c:749: warning: No description found for return value of 'get_net_ns'
net/core/net_namespace.c:1404: warning: No description found for return value of 'register_pernet_subsys'
net/core/net_namespace.c:1450: warning: No description found for return value of 'register_pernet_device'