net/core/net_namespace.c:714: warning: No description found for return value of 'get_net_ns'
net/core/net_namespace.c:1386: warning: No description found for return value of 'register_pernet_subsys'
net/core/net_namespace.c:1432: warning: No description found for return value of 'register_pernet_device'
net/core/net_namespace.c:714: warning: No description found for return value of 'get_net_ns'
net/core/net_namespace.c:1386: warning: No description found for return value of 'register_pernet_subsys'
net/core/net_namespace.c:1432: warning: No description found for return value of 'register_pernet_device'