PF_ALG
sock_unregister(PF_ALG);
sk2 = sk_alloc(sock_net(sk), PF_ALG, GFP_KERNEL, &alg_proto, arg->kern);
.family = PF_ALG,
sk = sk_alloc(net, PF_ALG, GFP_KERNEL, &alg_proto, kern);
.family = PF_ALG,
.family = PF_ALG,
.family = PF_ALG,
.family = PF_ALG,
.family = PF_ALG,
.family = PF_ALG,
.family = PF_ALG,
.family = PF_ALG,
.family = PF_ALG,
[PF_ALG] = "PF_ALG",
case PF_ALG: