maybe_get_net
net = net ? maybe_get_net(net) : NULL;
return maybe_get_net(PDE_NET(PDE(inode)));
exts->net = maybe_get_net(exts->net);
if (!maybe_get_net(peer)) {
peer = maybe_get_net(peer);
net = maybe_get_net(container_of(ns, struct net, ns));
net = maybe_get_net(net);
trans->net = maybe_get_net(net);
if (!maybe_get_net(net))
if (!maybe_get_net(aead->crypto->net)) {