net/core/net_namespace.c:749: warning: No description found for return value of 'get_net_ns'
net/core/net_namespace.c:1403: warning: No description found for return value of 'register_pernet_subsys'
net/core/net_namespace.c:1449: warning: No description found for return value of 'register_pernet_device'
net/core/net_namespace.c:743: warning: No description found for return value of 'get_net_ns'
net/core/net_namespace.c:1397: warning: No description found for return value of 'register_pernet_subsys'
net/core/net_namespace.c:1443: warning: No description found for return value of 'register_pernet_device'