net/core/net_namespace.c:699: warning: No description found for return value of 'get_net_ns'
net/core/net_namespace.c:1358: warning: No description found for return value of 'register_pernet_subsys'
net/core/net_namespace.c:1404: warning: No description found for return value of 'register_pernet_device'
net/core/net_namespace.c:699: warning: No description found for return value of 'get_net_ns'
net/core/net_namespace.c:1363: warning: No description found for return value of 'register_pernet_subsys'
net/core/net_namespace.c:1409: warning: No description found for return value of 'register_pernet_device'