--- zzzz-none-000/linux-3.10.107/net/key/af_key.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/net/key/af_key.c 2021-02-04 17:41:59.000000000 +0000 @@ -45,7 +45,7 @@ static DEFINE_MUTEX(pfkey_mutex); #define DUMMY_MARK 0 -static struct xfrm_mark dummy_mark = {0, 0}; +static const struct xfrm_mark dummy_mark = {0, 0}; struct pfkey_sock { /* struct sock must be the first member of struct pfkey_sock */ struct sock sk; @@ -149,7 +149,7 @@ return -EPROTONOSUPPORT; err = -ENOMEM; - sk = sk_alloc(net, PF_KEY, GFP_KERNEL, &key_proto); + sk = sk_alloc(net, PF_KEY, GFP_KERNEL, &key_proto, kern); if (sk == NULL) goto out; @@ -187,30 +187,22 @@ return 0; } -static int pfkey_broadcast_one(struct sk_buff *skb, struct sk_buff **skb2, - gfp_t allocation, struct sock *sk) +static int pfkey_broadcast_one(struct sk_buff *skb, gfp_t allocation, + struct sock *sk) { int err = -ENOBUFS; - sock_hold(sk); - if (*skb2 == NULL) { - if (atomic_read(&skb->users) != 1) { - *skb2 = skb_clone(skb, allocation); - } else { - *skb2 = skb; - atomic_inc(&skb->users); - } - } - if (*skb2 != NULL) { - if (atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf) { - skb_set_owner_r(*skb2, sk); - skb_queue_tail(&sk->sk_receive_queue, *skb2); - sk->sk_data_ready(sk, (*skb2)->len); - *skb2 = NULL; - err = 0; - } + if (atomic_read(&sk->sk_rmem_alloc) > sk->sk_rcvbuf) + return err; + + skb = skb_clone(skb, allocation); + + if (skb) { + skb_set_owner_r(skb, sk); + skb_queue_tail(&sk->sk_receive_queue, skb); + sk->sk_data_ready(sk); + err = 0; } - sock_put(sk); return err; } @@ -219,13 +211,12 @@ #define BROADCAST_ONE 1 #define BROADCAST_REGISTERED 2 #define BROADCAST_PROMISC_ONLY 4 -static int pfkey_broadcast(struct sk_buff *skb, gfp_t allocation, +static int pfkey_broadcast(struct sk_buff *skb, int broadcast_flags, struct sock *one_sk, struct net *net) { struct netns_pfkey *net_pfkey = net_generic(net, pfkey_net_id); struct sock *sk; - struct sk_buff *skb2 = NULL; int err = -ESRCH; /* XXX Do we need something like netlink_overrun? I think @@ -244,7 +235,7 @@ * socket. */ if (pfk->promisc) - pfkey_broadcast_one(skb, &skb2, allocation, sk); + pfkey_broadcast_one(skb, GFP_ATOMIC, sk); /* the exact target will be processed later */ if (sk == one_sk) @@ -259,9 +250,9 @@ continue; } - err2 = pfkey_broadcast_one(skb, &skb2, allocation, sk); + err2 = pfkey_broadcast_one(skb, GFP_ATOMIC, sk); - /* Error is cleare after succecful sending to at least one + /* Error is cleared after successful sending to at least one * registered KM */ if ((broadcast_flags & BROADCAST_REGISTERED) && err) err = err2; @@ -269,9 +260,8 @@ rcu_read_unlock(); if (one_sk != NULL) - err = pfkey_broadcast_one(skb, &skb2, allocation, one_sk); + err = pfkey_broadcast_one(skb, GFP_KERNEL, one_sk); - kfree_skb(skb2); kfree_skb(skb); return err; } @@ -292,7 +282,7 @@ hdr = (struct sadb_msg *) pfk->dump.skb->data; hdr->sadb_msg_seq = 0; hdr->sadb_msg_errno = rc; - pfkey_broadcast(pfk->dump.skb, GFP_ATOMIC, BROADCAST_ONE, + pfkey_broadcast(pfk->dump.skb, BROADCAST_ONE, &pfk->sk, sock_net(&pfk->sk)); pfk->dump.skb = NULL; } @@ -333,12 +323,12 @@ hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t)); - pfkey_broadcast(skb, GFP_KERNEL, BROADCAST_ONE, sk, sock_net(sk)); + pfkey_broadcast(skb, BROADCAST_ONE, sk, sock_net(sk)); return 0; } -static u8 sadb_ext_min_len[] = { +static const u8 sadb_ext_min_len[] = { [SADB_EXT_RESERVED] = (u8) 0, [SADB_EXT_SA] = (u8) sizeof(struct sadb_sa), [SADB_EXT_LIFETIME_CURRENT] = (u8) sizeof(struct sadb_lifetime), @@ -365,6 +355,7 @@ [SADB_X_EXT_NAT_T_OA] = (u8) sizeof(struct sadb_address), [SADB_X_EXT_SEC_CTX] = (u8) sizeof(struct sadb_x_sec_ctx), [SADB_X_EXT_KMADDRESS] = (u8) sizeof(struct sadb_x_kmaddress), + [SADB_X_EXT_FILTER] = (u8) sizeof(struct sadb_x_filter), }; /* Verify sadb_address_{len,prefixlen} against sa_family. */ @@ -404,7 +395,6 @@ * XXX When it can, remove this -EINVAL. -DaveM */ return -EINVAL; - break; } return 0; @@ -433,12 +423,13 @@ return 0; } -static inline struct xfrm_user_sec_ctx *pfkey_sadb2xfrm_user_sec_ctx(const struct sadb_x_sec_ctx *sec_ctx) +static inline struct xfrm_user_sec_ctx *pfkey_sadb2xfrm_user_sec_ctx(const struct sadb_x_sec_ctx *sec_ctx, + gfp_t gfp) { struct xfrm_user_sec_ctx *uctx = NULL; int ctx_size = sec_ctx->sadb_x_ctx_len; - uctx = kmalloc((sizeof(*uctx)+ctx_size), GFP_KERNEL); + uctx = kmalloc((sizeof(*uctx)+ctx_size), gfp); if (!uctx) return NULL; @@ -534,7 +525,6 @@ return IPPROTO_ESP; case SADB_X_SATYPE_IPCOMP: return IPPROTO_COMP; - break; default: return 0; } @@ -551,7 +541,6 @@ return SADB_SATYPE_ESP; case IPPROTO_COMP: return SADB_X_SATYPE_IPCOMP; - break; default: return 0; } @@ -710,7 +699,7 @@ sin6->sin6_family = AF_INET6; sin6->sin6_port = port; sin6->sin6_flowinfo = 0; - sin6->sin6_addr = *(struct in6_addr *)xaddr->a6; + sin6->sin6_addr = xaddr->in6; sin6->sin6_scope_id = 0; return 128; } @@ -1098,7 +1087,8 @@ x->id.proto = proto; x->id.spi = sa->sadb_sa_spi; - x->props.replay_window = sa->sadb_sa_replay; + x->props.replay_window = min_t(unsigned int, sa->sadb_sa_replay, + (sizeof(x->replay.bitmap) * 8)); if (sa->sadb_sa_flags & SADB_SAFLAGS_NOECN) x->props.flags |= XFRM_STATE_NOECN; if (sa->sadb_sa_flags & SADB_SAFLAGS_DECAP_DSCP) @@ -1123,7 +1113,7 @@ sec_ctx = ext_hdrs[SADB_X_EXT_SEC_CTX - 1]; if (sec_ctx != NULL) { - struct xfrm_user_sec_ctx *uctx = pfkey_sadb2xfrm_user_sec_ctx(sec_ctx); + struct xfrm_user_sec_ctx *uctx = pfkey_sadb2xfrm_user_sec_ctx(sec_ctx, GFP_KERNEL); if (!uctx) goto out; @@ -1190,16 +1180,13 @@ memcpy(x->ealg->alg_key, key+1, keysize); } x->props.ealgo = sa->sadb_sa_encrypt; + x->geniv = a->uinfo.encr.geniv; } } /* x->algo.flags = sa->sadb_sa_flags; */ x->props.family = pfkey_sadb_addr2xfrm_addr((struct sadb_address *) ext_hdrs[SADB_EXT_ADDRESS_SRC-1], &x->props.saddr); - if (!x->props.family) { - err = -EAFNOSUPPORT; - goto out; - } pfkey_sadb_addr2xfrm_addr((struct sadb_address *) ext_hdrs[SADB_EXT_ADDRESS_DST-1], &x->id.daddr); @@ -1343,6 +1330,12 @@ max_spi = range->sadb_spirange_max; } + err = verify_spi_info(x->id.proto, min_spi, max_spi); + if (err) { + xfrm_state_put(x); + return err; + } + err = xfrm_alloc_spi(x, min_spi, max_spi); resp_skb = err ? ERR_PTR(err) : pfkey_xfrm_state2msg(x); @@ -1362,7 +1355,7 @@ xfrm_state_put(x); - pfkey_broadcast(resp_skb, GFP_KERNEL, BROADCAST_ONE, sk, net); + pfkey_broadcast(resp_skb, BROADCAST_ONE, sk, net); return 0; } @@ -1383,10 +1376,9 @@ return 0; spin_lock_bh(&x->lock); - if (x->km.state == XFRM_STATE_ACQ) { + if (x->km.state == XFRM_STATE_ACQ) x->km.state = XFRM_STATE_ERROR; - wake_up(&net->xfrm.km_waitq); - } + spin_unlock_bh(&x->lock); xfrm_state_put(x); return 0; @@ -1450,7 +1442,7 @@ hdr->sadb_msg_seq = c->seq; hdr->sadb_msg_pid = c->portid; - pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ALL, NULL, xs_net(x)); + pfkey_broadcast(skb, BROADCAST_ALL, NULL, xs_net(x)); return 0; } @@ -1472,9 +1464,7 @@ else err = xfrm_state_update(x); - xfrm_audit_state_add(x, err ? 0 : 1, - audit_get_loginuid(current), - audit_get_sessionid(current), 0); + xfrm_audit_state_add(x, err ? 0 : 1, true); if (err < 0) { x->km.state = XFRM_STATE_DEAD; @@ -1528,9 +1518,7 @@ c.event = XFRM_MSG_DELSA; km_state_notify(x, &c); out: - xfrm_audit_state_delete(x, err ? 0 : 1, - audit_get_loginuid(current), - audit_get_sessionid(current), 0); + xfrm_audit_state_delete(x, err ? 0 : 1, true); xfrm_state_put(x); return err; @@ -1567,7 +1555,7 @@ out_hdr->sadb_msg_reserved = 0; out_hdr->sadb_msg_seq = hdr->sadb_msg_seq; out_hdr->sadb_msg_pid = hdr->sadb_msg_pid; - pfkey_broadcast(out_skb, GFP_ATOMIC, BROADCAST_ONE, sk, sock_net(sk)); + pfkey_broadcast(out_skb, BROADCAST_ONE, sk, sock_net(sk)); return 0; } @@ -1672,7 +1660,7 @@ return -ENOBUFS; } - pfkey_broadcast(supp_skb, GFP_KERNEL, BROADCAST_REGISTERED, sk, sock_net(sk)); + pfkey_broadcast(supp_skb, BROADCAST_REGISTERED, sk, sock_net(sk)); return 0; } @@ -1691,7 +1679,7 @@ hdr->sadb_msg_errno = (uint8_t) 0; hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t)); - return pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ONE, sk, sock_net(sk)); + return pfkey_broadcast(skb, BROADCAST_ONE, sk, sock_net(sk)); } static int key_notify_sa_flush(const struct km_event *c) @@ -1712,7 +1700,7 @@ hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t)); hdr->sadb_msg_reserved = 0; - pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ALL, NULL, c->net); + pfkey_broadcast(skb, BROADCAST_ALL, NULL, c->net); return 0; } @@ -1722,17 +1710,13 @@ struct net *net = sock_net(sk); unsigned int proto; struct km_event c; - struct xfrm_audit audit_info; int err, err2; proto = pfkey_satype2proto(hdr->sadb_msg_satype); if (proto == 0) return -EINVAL; - audit_info.loginuid = audit_get_loginuid(current); - audit_info.sessionid = audit_get_sessionid(current); - audit_info.secid = 0; - err = xfrm_state_flush(net, proto, &audit_info); + err = xfrm_state_flush(net, proto, true); err2 = unicast_flush_resp(sk, hdr); if (err || err2) { if (err == -ESRCH) /* empty table - go quietly */ @@ -1773,7 +1757,7 @@ out_hdr->sadb_msg_pid = pfk->dump.msg_portid; if (pfk->dump.skb) - pfkey_broadcast(pfk->dump.skb, GFP_ATOMIC, BROADCAST_ONE, + pfkey_broadcast(pfk->dump.skb, BROADCAST_ONE, &pfk->sk, sock_net(&pfk->sk)); pfk->dump.skb = out_skb; @@ -1788,12 +1772,15 @@ static void pfkey_dump_sa_done(struct pfkey_sock *pfk) { - xfrm_state_walk_done(&pfk->dump.u.state); + struct net *net = sock_net(&pfk->sk); + + xfrm_state_walk_done(&pfk->dump.u.state, net); } static int pfkey_dump(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * const *ext_hdrs) { u8 proto; + struct xfrm_address_filter *filter = NULL; struct pfkey_sock *pfk = pfkey_sk(sk); if (pfk->dump.dump != NULL) @@ -1803,11 +1790,27 @@ if (proto == 0) return -EINVAL; + if (ext_hdrs[SADB_X_EXT_FILTER - 1]) { + struct sadb_x_filter *xfilter = ext_hdrs[SADB_X_EXT_FILTER - 1]; + + filter = kmalloc(sizeof(*filter), GFP_KERNEL); + if (filter == NULL) + return -ENOMEM; + + memcpy(&filter->saddr, &xfilter->sadb_x_filter_saddr, + sizeof(xfrm_address_t)); + memcpy(&filter->daddr, &xfilter->sadb_x_filter_daddr, + sizeof(xfrm_address_t)); + filter->family = xfilter->sadb_x_filter_family; + filter->splen = xfilter->sadb_x_filter_splen; + filter->dplen = xfilter->sadb_x_filter_dplen; + } + pfk->dump.msg_version = hdr->sadb_msg_version; pfk->dump.msg_portid = hdr->sadb_msg_pid; pfk->dump.dump = pfkey_dump_sa; pfk->dump.done = pfkey_dump_sa_done; - xfrm_state_walk_init(&pfk->dump.u.state, proto); + xfrm_state_walk_init(&pfk->dump.u.state, proto, filter); return pfkey_do_dump(pfk); } @@ -1834,7 +1837,7 @@ new_hdr->sadb_msg_errno = 0; } - pfkey_broadcast(skb, GFP_KERNEL, BROADCAST_ALL, NULL, sock_net(sk)); + pfkey_broadcast(skb, BROADCAST_ALL, NULL, sock_net(sk)); return 0; } @@ -1864,7 +1867,7 @@ reqid = IPSEC_MANUAL_REQID_MAX+1; xfrm_policy_walk_init(&walk, XFRM_POLICY_TYPE_MAIN); rc = xfrm_policy_walk(net, &walk, check_reqid, (void*)&reqid); - xfrm_policy_walk_done(&walk); + xfrm_policy_walk_done(&walk, net); if (rc != -EEXIST) return reqid; } while (reqid != start); @@ -2168,7 +2171,7 @@ out_hdr->sadb_msg_errno = 0; out_hdr->sadb_msg_seq = c->seq; out_hdr->sadb_msg_pid = c->portid; - pfkey_broadcast(out_skb, GFP_ATOMIC, BROADCAST_ALL, NULL, xp_net(xp)); + pfkey_broadcast(out_skb, BROADCAST_ALL, NULL, xp_net(xp)); return 0; } @@ -2205,10 +2208,6 @@ sa = ext_hdrs[SADB_EXT_ADDRESS_SRC-1]; xp->family = pfkey_sadb_addr2xfrm_addr(sa, &xp->selector.saddr); - if (!xp->family) { - err = -EINVAL; - goto out; - } xp->selector.family = xp->family; xp->selector.prefixlen_s = sa->sadb_address_prefixlen; xp->selector.proto = pfkey_proto_to_xfrm(sa->sadb_address_proto); @@ -2231,14 +2230,14 @@ sec_ctx = ext_hdrs[SADB_X_EXT_SEC_CTX - 1]; if (sec_ctx != NULL) { - struct xfrm_user_sec_ctx *uctx = pfkey_sadb2xfrm_user_sec_ctx(sec_ctx); + struct xfrm_user_sec_ctx *uctx = pfkey_sadb2xfrm_user_sec_ctx(sec_ctx, GFP_KERNEL); if (!uctx) { err = -ENOBUFS; goto out; } - err = security_xfrm_policy_alloc(&xp->security, uctx); + err = security_xfrm_policy_alloc(&xp->security, uctx, GFP_KERNEL); kfree(uctx); if (err) @@ -2269,9 +2268,7 @@ err = xfrm_policy_insert(pol->sadb_x_policy_dir-1, xp, hdr->sadb_msg_type != SADB_X_SPDUPDATE); - xfrm_audit_policy_add(xp, err ? 0 : 1, - audit_get_loginuid(current), - audit_get_sessionid(current), 0); + xfrm_audit_policy_add(xp, err ? 0 : 1, true); if (err) goto out; @@ -2335,12 +2332,12 @@ sec_ctx = ext_hdrs[SADB_X_EXT_SEC_CTX - 1]; if (sec_ctx != NULL) { - struct xfrm_user_sec_ctx *uctx = pfkey_sadb2xfrm_user_sec_ctx(sec_ctx); + struct xfrm_user_sec_ctx *uctx = pfkey_sadb2xfrm_user_sec_ctx(sec_ctx, GFP_KERNEL); if (!uctx) return -ENOMEM; - err = security_xfrm_policy_alloc(&pol_ctx, uctx); + err = security_xfrm_policy_alloc(&pol_ctx, uctx, GFP_KERNEL); kfree(uctx); if (err) return err; @@ -2353,9 +2350,7 @@ if (xp == NULL) return -ENOENT; - xfrm_audit_policy_delete(xp, err ? 0 : 1, - audit_get_loginuid(current), - audit_get_sessionid(current), 0); + xfrm_audit_policy_delete(xp, err ? 0 : 1, true); if (err) goto out; @@ -2396,7 +2391,7 @@ out_hdr->sadb_msg_errno = 0; out_hdr->sadb_msg_seq = hdr->sadb_msg_seq; out_hdr->sadb_msg_pid = hdr->sadb_msg_pid; - pfkey_broadcast(out_skb, GFP_ATOMIC, BROADCAST_ONE, sk, xp_net(xp)); + pfkey_broadcast(out_skb, BROADCAST_ONE, sk, xp_net(xp)); err = 0; out: @@ -2492,6 +2487,7 @@ struct xfrm_selector sel; struct xfrm_migrate m[XFRM_MAX_DEPTH]; struct xfrm_kmaddress k; + struct net *net = sock_net(sk); if (!present_and_same_family(ext_hdrs[SADB_EXT_ADDRESS_SRC - 1], ext_hdrs[SADB_EXT_ADDRESS_DST - 1]) || @@ -2533,7 +2529,7 @@ sel.sport_mask = htons(0xffff); /* set destination address info of selector */ - sa = ext_hdrs[SADB_EXT_ADDRESS_DST - 1], + sa = ext_hdrs[SADB_EXT_ADDRESS_DST - 1]; pfkey_sadb_addr2xfrm_addr(sa, &sel.daddr); sel.prefixlen_d = sa->sadb_address_prefixlen; sel.proto = pfkey_proto_to_xfrm(sa->sadb_address_proto); @@ -2565,7 +2561,7 @@ } return xfrm_migrate(&sel, dir, XFRM_POLICY_TYPE_MAIN, m, i, - kma ? &k : NULL); + kma ? &k : NULL, net); out: return err; @@ -2602,9 +2598,7 @@ return -ENOENT; if (delete) { - xfrm_audit_policy_delete(xp, err ? 0 : 1, - audit_get_loginuid(current), - audit_get_sessionid(current), 0); + xfrm_audit_policy_delete(xp, err ? 0 : 1, true); if (err) goto out; @@ -2651,7 +2645,7 @@ out_hdr->sadb_msg_pid = pfk->dump.msg_portid; if (pfk->dump.skb) - pfkey_broadcast(pfk->dump.skb, GFP_ATOMIC, BROADCAST_ONE, + pfkey_broadcast(pfk->dump.skb, BROADCAST_ONE, &pfk->sk, sock_net(&pfk->sk)); pfk->dump.skb = out_skb; @@ -2666,7 +2660,9 @@ static void pfkey_dump_sp_done(struct pfkey_sock *pfk) { - xfrm_policy_walk_done(&pfk->dump.u.policy); + struct net *net = sock_net((struct sock *)pfk); + + xfrm_policy_walk_done(&pfk->dump.u.policy, net); } static int pfkey_spddump(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * const *ext_hdrs) @@ -2702,7 +2698,7 @@ hdr->sadb_msg_satype = SADB_SATYPE_UNSPEC; hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t)); hdr->sadb_msg_reserved = 0; - pfkey_broadcast(skb_out, GFP_ATOMIC, BROADCAST_ALL, NULL, c->net); + pfkey_broadcast(skb_out, BROADCAST_ALL, NULL, c->net); return 0; } @@ -2711,13 +2707,9 @@ { struct net *net = sock_net(sk); struct km_event c; - struct xfrm_audit audit_info; int err, err2; - audit_info.loginuid = audit_get_loginuid(current); - audit_info.sessionid = audit_get_sessionid(current); - audit_info.secid = 0; - err = xfrm_policy_flush(net, XFRM_POLICY_TYPE_MAIN, &audit_info); + err = xfrm_policy_flush(net, XFRM_POLICY_TYPE_MAIN, true); err2 = unicast_flush_resp(sk, hdr); if (err || err2) { if (err == -ESRCH) /* empty table - old silent behavior */ @@ -2737,7 +2729,7 @@ typedef int (*pfkey_handler)(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * const *ext_hdrs); -static pfkey_handler pfkey_funcs[SADB_MAX + 1] = { +static const pfkey_handler pfkey_funcs[SADB_MAX + 1] = { [SADB_RESERVED] = pfkey_reserved, [SADB_GETSPI] = pfkey_getspi, [SADB_UPDATE] = pfkey_add, @@ -2768,7 +2760,7 @@ void *ext_hdrs[SADB_EXT_MAX]; int err; - pfkey_broadcast(skb_clone(skb, GFP_KERNEL), GFP_KERNEL, + pfkey_broadcast(skb_clone(skb, GFP_KERNEL), BROADCAST_PROMISC_ONLY, NULL, sock_net(sk)); memset(ext_hdrs, 0, sizeof(ext_hdrs)); @@ -2990,7 +2982,7 @@ out_hdr->sadb_msg_seq = 0; out_hdr->sadb_msg_pid = 0; - pfkey_broadcast(out_skb, GFP_ATOMIC, BROADCAST_REGISTERED, NULL, xs_net(x)); + pfkey_broadcast(out_skb, BROADCAST_REGISTERED, NULL, xs_net(x)); return 0; } @@ -3056,6 +3048,24 @@ return res; } +static bool pfkey_is_alive(const struct km_event *c) +{ + struct netns_pfkey *net_pfkey = net_generic(c->net, pfkey_net_id); + struct sock *sk; + bool is_alive = false; + + rcu_read_lock(); + sk_for_each_rcu(sk, &net_pfkey->table) { + if (pfkey_sk(sk)->registered) { + is_alive = true; + break; + } + } + rcu_read_unlock(); + + return is_alive; +} + static int pfkey_send_acquire(struct xfrm_state *x, struct xfrm_tmpl *t, struct xfrm_policy *xp) { struct sk_buff *skb; @@ -3162,7 +3172,7 @@ xfrm_ctx->ctx_len); } - return pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_REGISTERED, NULL, xs_net(x)); + return pfkey_broadcast(skb, BROADCAST_REGISTERED, NULL, xs_net(x)); } static struct xfrm_policy *pfkey_compile_policy(struct sock *sk, int opt, @@ -3236,8 +3246,8 @@ } if ((*dir = verify_sec_ctx_len(p))) goto out; - uctx = pfkey_sadb2xfrm_user_sec_ctx(sec_ctx); - *dir = security_xfrm_policy_alloc(&xp->security, uctx); + uctx = pfkey_sadb2xfrm_user_sec_ctx(sec_ctx, GFP_ATOMIC); + *dir = security_xfrm_policy_alloc(&xp->security, uctx, GFP_ATOMIC); kfree(uctx); if (*dir) @@ -3360,7 +3370,7 @@ n_port->sadb_x_nat_t_port_port = sport; n_port->sadb_x_nat_t_port_reserved = 0; - return pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_REGISTERED, NULL, xs_net(x)); + return pfkey_broadcast(skb, BROADCAST_REGISTERED, NULL, xs_net(x)); } #ifdef CONFIG_NET_KEY_MIGRATE @@ -3552,7 +3562,7 @@ } /* broadcast migrate message to sockets */ - pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ALL, NULL, &init_net); + pfkey_broadcast(skb, BROADCAST_ALL, NULL, &init_net); return 0; @@ -3569,13 +3579,13 @@ } #endif -static int pfkey_sendmsg(struct kiocb *kiocb, - struct socket *sock, struct msghdr *msg, size_t len) +static int pfkey_sendmsg(struct socket *sock, struct msghdr *msg, size_t len) { struct sock *sk = sock->sk; struct sk_buff *skb = NULL; struct sadb_msg *hdr = NULL; int err; + struct net *net = sock_net(sk); err = -EOPNOTSUPP; if (msg->msg_flags & MSG_OOB) @@ -3591,16 +3601,16 @@ goto out; err = -EFAULT; - if (memcpy_fromiovec(skb_put(skb,len), msg->msg_iov, len)) + if (memcpy_from_msg(skb_put(skb,len), msg, len)) goto out; hdr = pfkey_get_base_msg(skb, &err); if (!hdr) goto out; - mutex_lock(&xfrm_cfg_mutex); + mutex_lock(&net->xfrm.xfrm_cfg_mutex); err = pfkey_process(sk, skb, hdr); - mutex_unlock(&xfrm_cfg_mutex); + mutex_unlock(&net->xfrm.xfrm_cfg_mutex); out: if (err && hdr && pfkey_error(hdr, err, sk) == 0) @@ -3610,8 +3620,7 @@ return err ? : len; } -static int pfkey_recvmsg(struct kiocb *kiocb, - struct socket *sock, struct msghdr *msg, size_t len, +static int pfkey_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, int flags) { struct sock *sk = sock->sk; @@ -3634,7 +3643,7 @@ } skb_reset_transport_header(skb); - err = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied); + err = skb_copy_datagram_msg(skb, 0, msg, copied); if (err) goto out_free; @@ -3780,6 +3789,7 @@ .new_mapping = pfkey_send_new_mapping, .notify_policy = pfkey_send_policy_notify, .migrate = pfkey_send_migrate, + .is_alive = pfkey_is_alive, }; static int __net_init pfkey_net_init(struct net *net)