addrconf_f6i_alloc
struct fib6_info *addrconf_f6i_alloc(struct net *net, struct inet6_dev *idev,
f6i = addrconf_f6i_alloc(net, idev, cfg->pfx, false, gfp_flags, extack);
f6i = addrconf_f6i_alloc(net, idev, &ifp->addr, false,
f6i = addrconf_f6i_alloc(net, idev, addr, true, GFP_ATOMIC, NULL);