diff --git a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
index ec4f79049a061bda7109b686d1525ea238d52f9d..42e4e43cdd918357611b2f3d22c172e8b66ed1ed 100644
--- a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
+++ b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
@@ -1148,7 +1148,7 @@ static struct sock *chtls_recv_sock(struct sock *lsk,
fl6.daddr = ip6h->saddr;
fl6.fl6_dport = inet_rsk(oreq)->ir_rmt_port;
fl6.fl6_sport = htons(inet_rsk(oreq)->ir_num);
- security_req_classify_flow(oreq, flowi6_to_flowi(&fl6));
+ security_req_classify_flow(oreq, flowi6_to_flowi_common(&fl6));
dst = ip6_dst_lookup_flow(sock_net(lsk), lsk, &fl6, NULL);
if (IS_ERR(dst))
goto free_sk;
diff --git a/drivers/net/wireguard/socket.c b/drivers/net/wireguard/socket.c
index c33e2c81635fa1aaa49ac3b0a917f26e01ac6e2c..410b318e57fb941140fb3e6161eb876fb0d7fa42 100644
--- a/drivers/net/wireguard/socket.c
+++ b/drivers/net/wireguard/socket.c
@@ -49,7 +49,7 @@ static int send4(struct wg_device *wg, struct sk_buff *skb,
rt = dst_cache_get_ip4(cache, &fl.saddr);
if (!rt) {
- security_sk_classify_flow(sock, flowi4_to_flowi(&fl));
+ security_sk_classify_flow(sock, flowi4_to_flowi_common(&fl));
if (unlikely(!inet_confirm_addr(sock_net(sock), NULL, 0,
fl.saddr, RT_SCOPE_HOST))) {
endpoint->src4.s_addr = 0;
@@ -129,7 +129,7 @@ static int send6(struct wg_device *wg, struct sk_buff *skb,
dst = dst_cache_get_ip6(cache, &fl.saddr);
if (!dst) {
- security_sk_classify_flow(sock, flowi6_to_flowi(&fl));
+ security_sk_classify_flow(sock, flowi6_to_flowi_common(&fl));
if (unlikely(!ipv6_addr_any(&fl.saddr) &&
!ipv6_chk_addr(sock_net(sock), &fl.saddr, NULL, 0))) {
endpoint->src6 = fl.saddr = in6addr_any;
diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h
index 32a940117e7afe4ac997fc19b86684cdb09c0ff7..f70984c8318bce16ac7b9af5e157a90cb94d0096 100644
--- a/include/linux/lsm_hook_defs.h
+++ b/include/linux/lsm_hook_defs.h
@@ -311,7 +311,7 @@ LSM_HOOK(int, 0, secmark_relabel_packet, u32 secid)
LSM_HOOK(void, LSM_RET_VOID, secmark_refcount_inc, void)
LSM_HOOK(void, LSM_RET_VOID, secmark_refcount_dec, void)
LSM_HOOK(void, LSM_RET_VOID, req_classify_flow, const struct request_sock *req,
- struct flowi *fl)
+ struct flowi_common *flic)
LSM_HOOK(int, 0, tun_dev_alloc_security, void **security)
LSM_HOOK(void, LSM_RET_VOID, tun_dev_free_security, void *security)
LSM_HOOK(int, 0, tun_dev_create, void)
@@ -351,7 +351,7 @@ LSM_HOOK(int, 0, xfrm_state_delete_security, struct xfrm_state *x)
LSM_HOOK(int, 0, xfrm_policy_lookup, struct xfrm_sec_ctx *ctx, u32 fl_secid,
u8 dir)
LSM_HOOK(int, 1, xfrm_state_pol_flow_match, struct xfrm_state *x,
- struct xfrm_policy *xp, const struct flowi *fl)
+ struct xfrm_policy *xp, const struct flowi_common *flic)
LSM_HOOK(int, 0, xfrm_decode_session, struct sk_buff *skb, u32 *secid,
int ckall)
#endif /* CONFIG_SECURITY_NETWORK_XFRM */
diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
index c503f7ab8afb6b6b2848ec604b319bb66a945133..a19adef1f088809919e49276c29a2fafdd6f5341 100644
--- a/include/linux/lsm_hooks.h
+++ b/include/linux/lsm_hooks.h
@@ -1105,7 +1105,7 @@
* @xfrm_state_pol_flow_match:
* @x contains the state to match.
* @xp contains the policy to check for a match.
- * @fl contains the flow to check for a match.
+ * @flic contains the flowi_common struct to check for a match.
* Return 1 if there is a match.
* @xfrm_decode_session:
* @skb points to skb to decode.
diff --git a/include/linux/security.h b/include/linux/security.h
index bc272549156089a4e92ee7bdc6c86db7343a1f2a..469273e8b46d111e2d3dc99c8975c7243aa0f639 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -167,7 +167,7 @@ struct sk_buff;
struct sock;
struct sockaddr;
struct socket;
-struct flowi;
+struct flowi_common;
struct dst_entry;
struct xfrm_selector;
struct xfrm_policy;
@@ -1355,8 +1355,9 @@ int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u
int security_sk_alloc(struct sock *sk, int family, gfp_t priority);
void security_sk_free(struct sock *sk);
void security_sk_clone(const struct sock *sk, struct sock *newsk);
-void security_sk_classify_flow(struct sock *sk, struct flowi *fl);
-void security_req_classify_flow(const struct request_sock *req, struct flowi *fl);
+void security_sk_classify_flow(struct sock *sk, struct flowi_common *flic);
+void security_req_classify_flow(const struct request_sock *req,
+ struct flowi_common *flic);
void security_sock_graft(struct sock*sk, struct socket *parent);
int security_inet_conn_request(struct sock *sk,
struct sk_buff *skb, struct request_sock *req);
@@ -1507,11 +1508,13 @@ static inline void security_sk_clone(const struct sock *sk, struct sock *newsk)
{
}
-static inline void security_sk_classify_flow(struct sock *sk, struct flowi *fl)
+static inline void security_sk_classify_flow(struct sock *sk,
+ struct flowi_common *flic)
{
}
-static inline void security_req_classify_flow(const struct request_sock *req, struct flowi *fl)
+static inline void security_req_classify_flow(const struct request_sock *req,
+ struct flowi_common *flic)
{
}
@@ -1638,9 +1641,9 @@ void security_xfrm_state_free(struct xfrm_state *x);
int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir);
int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
struct xfrm_policy *xp,
- const struct flowi *fl);
+ const struct flowi_common *flic);
int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid);
-void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl);
+void security_skb_classify_flow(struct sk_buff *skb, struct flowi_common *flic);
#else /* CONFIG_SECURITY_NETWORK_XFRM */
@@ -1692,7 +1695,8 @@ static inline int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_s
}
static inline int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
- struct xfrm_policy *xp, const struct flowi *fl)
+ struct xfrm_policy *xp,
+ const struct flowi_common *flic)
{
return 1;
}
@@ -1702,7 +1706,8 @@ static inline int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid)
return 0;
}
-static inline void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl)
+static inline void security_skb_classify_flow(struct sk_buff *skb,
+ struct flowi_common *flic)
{
}
diff --git a/include/net/flow.h b/include/net/flow.h
index b2531df3f65f1958a3fc603a598ee05253b491aa..39d0cedcddeee5eea067596889cd58284f1d4901 100644
--- a/include/net/flow.h
+++ b/include/net/flow.h
@@ -195,11 +195,21 @@ static inline struct flowi *flowi4_to_flowi(struct flowi4 *fl4)
return container_of(fl4, struct flowi, u.ip4);
}
+static inline struct flowi_common *flowi4_to_flowi_common(struct flowi4 *fl4)
+{
+ return &(flowi4_to_flowi(fl4)->u.__fl_common);
+}
+
static inline struct flowi *flowi6_to_flowi(struct flowi6 *fl6)
{
return container_of(fl6, struct flowi, u.ip6);
}
+static inline struct flowi_common *flowi6_to_flowi_common(struct flowi6 *fl6)
+{
+ return &(flowi6_to_flowi(fl6)->u.__fl_common);
+}
+
static inline struct flowi *flowidn_to_flowi(struct flowidn *fldn)
{
return container_of(fldn, struct flowi, u.dn);
diff --git a/include/net/route.h b/include/net/route.h
index ff021cab657e503e7db2044bc7c3309053d6c173..2e6c0e153e3a58b6b28d3af5c166d0aaf5381d53 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -165,7 +165,7 @@ static inline struct rtable *ip_route_output_ports(struct net *net, struct flowi
sk ? inet_sk_flowi_flags(sk) : 0,
daddr, saddr, dport, sport, sock_net_uid(net, sk));
if (sk)
- security_sk_classify_flow(sk, flowi4_to_flowi(fl4));
+ security_sk_classify_flow(sk, flowi4_to_flowi_common(fl4));
return ip_route_output_flow(net, fl4, sk);
}
@@ -322,7 +322,7 @@ static inline struct rtable *ip_route_connect(struct flowi4 *fl4,
ip_rt_put(rt);
flowi4_update_output(fl4, oif, tos, fl4->daddr, fl4->saddr);
}
- security_sk_classify_flow(sk, flowi4_to_flowi(fl4));
+ security_sk_classify_flow(sk, flowi4_to_flowi_common(fl4));
return ip_route_output_flow(net, fl4, sk);
}
@@ -338,7 +338,7 @@ static inline struct rtable *ip_route_newports(struct flowi4 *fl4, struct rtable
flowi4_update_output(fl4, sk->sk_bound_dev_if,
RT_CONN_FLAGS(sk), fl4->daddr,
fl4->saddr);
- security_sk_classify_flow(sk, flowi4_to_flowi(fl4));
+ security_sk_classify_flow(sk, flowi4_to_flowi_common(fl4));
return ip_route_output_flow(sock_net(sk), fl4, sk);
}
return rt;
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index bb3d70664dde0521091147bc40baf546b2b80c94..3d0b58d7bf3f8dbdf9332296e610ee0e24bfa632 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -464,7 +464,7 @@ static struct dst_entry* dccp_v4_route_skb(struct net *net, struct sock *sk,
.fl4_dport = dccp_hdr(skb)->dccph_sport,
};
- security_skb_classify_flow(skb, flowi4_to_flowi(&fl4));
+ security_skb_classify_flow(skb, flowi4_to_flowi_common(&fl4));
rt = ip_route_output_flow(net, &fl4, sk);
if (IS_ERR(rt)) {
IP_INC_STATS(net, IPSTATS_MIB_OUTNOROUTES);
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index ef4ab28cfde0e3c1ce9c18550599c7b00bb6de8d..179dcf02a572088c02d7b651bd4a07767f0dcc99 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -203,7 +203,7 @@ static int dccp_v6_send_response(const struct sock *sk, struct request_sock *req
fl6.flowi6_oif = ireq->ir_iif;
fl6.fl6_dport = ireq->ir_rmt_port;
fl6.fl6_sport = htons(ireq->ir_num);
- security_req_classify_flow(req, flowi6_to_flowi(&fl6));
+ security_req_classify_flow(req, flowi6_to_flowi_common(&fl6));
rcu_read_lock();
@@ -279,7 +279,7 @@ static void dccp_v6_ctl_send_reset(const struct sock *sk, struct sk_buff *rxskb)
fl6.flowi6_oif = inet6_iif(rxskb);
fl6.fl6_dport = dccp_hdr(skb)->dccph_dport;
fl6.fl6_sport = dccp_hdr(skb)->dccph_sport;
- security_skb_classify_flow(rxskb, flowi6_to_flowi(&fl6));
+ security_skb_classify_flow(rxskb, flowi6_to_flowi_common(&fl6));
/* sk = NULL, but it is safe for now. RST socket required. */
dst = ip6_dst_lookup_flow(sock_net(ctl_sk), ctl_sk, &fl6, NULL);
@@ -907,7 +907,7 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
fl6.flowi6_oif = sk->sk_bound_dev_if;
fl6.fl6_dport = usin->sin6_port;
fl6.fl6_sport = inet->inet_sport;
- security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
+ security_sk_classify_flow(sk, flowi6_to_flowi_common(&fl6));
opt = rcu_dereference_protected(np->opt, lockdep_sock_is_held(sk));
final_p = fl6_update_dst(&fl6, opt, &final);
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 005faea415a48ff5c796a983eef7090746e37b49..396b492c804f4f75796b91fd88982162a2eb5dba 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -447,7 +447,7 @@ static void icmp_reply(struct icmp_bxm *icmp_param, struct sk_buff *skb)
fl4.flowi4_tos = RT_TOS(ip_hdr(skb)->tos);
fl4.flowi4_proto = IPPROTO_ICMP;
fl4.flowi4_oif = l3mdev_master_ifindex(skb->dev);
- security_skb_classify_flow(skb, flowi4_to_flowi(&fl4));
+ security_skb_classify_flow(skb, flowi4_to_flowi_common(&fl4));
rt = ip_route_output_key(net, &fl4);
if (IS_ERR(rt))
goto out_unlock;
@@ -503,7 +503,7 @@ static struct rtable *icmp_route_lookup(struct net *net,
route_lookup_dev = icmp_get_route_lookup_dev(skb_in);
fl4->flowi4_oif = l3mdev_master_ifindex(route_lookup_dev);
- security_skb_classify_flow(skb_in, flowi4_to_flowi(fl4));
+ security_skb_classify_flow(skb_in, flowi4_to_flowi_common(fl4));
rt = ip_route_output_key_hash(net, fl4, skb_in);
if (IS_ERR(rt))
return rt;
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 4148f5f78f313cde1e0596b9eb3696df16e3f990..1b7801371f7d1073c2e5d5ce50bc18521fd35413 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -602,7 +602,7 @@ struct dst_entry *inet_csk_route_req(const struct sock *sk,
(opt && opt->opt.srr) ? opt->opt.faddr : ireq->ir_rmt_addr,
ireq->ir_loc_addr, ireq->ir_rmt_port,
htons(ireq->ir_num), sk->sk_uid);
- security_req_classify_flow(req, flowi4_to_flowi(fl4));
+ security_req_classify_flow(req, flowi4_to_flowi_common(fl4));
rt = ip_route_output_flow(net, fl4, sk);
if (IS_ERR(rt))
goto no_route;
@@ -640,7 +640,7 @@ struct dst_entry *inet_csk_route_child_sock(const struct sock *sk,
(opt && opt->opt.srr) ? opt->opt.faddr : ireq->ir_rmt_addr,
ireq->ir_loc_addr, ireq->ir_rmt_port,
htons(ireq->ir_num), sk->sk_uid);
- security_req_classify_flow(req, flowi4_to_flowi(fl4));
+ security_req_classify_flow(req, flowi4_to_flowi_common(fl4));
rt = ip_route_output_flow(net, fl4, sk);
if (IS_ERR(rt))
goto no_route;
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 879b76ae4435ca2381170c482a51090d05f3a8b3..89fff5f59eea441c1b016a4576aa3c4e5a204935 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -1700,7 +1700,7 @@ void ip_send_unicast_reply(struct sock *sk, struct sk_buff *skb,
daddr, saddr,
tcp_hdr(skb)->source, tcp_hdr(skb)->dest,
arg->uid);
- security_skb_classify_flow(skb, flowi4_to_flowi(&fl4));
+ security_skb_classify_flow(skb, flowi4_to_flowi_common(&fl4));
rt = ip_route_output_key(net, &fl4);
if (IS_ERR(rt))
return;
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 248856b301c4570268b006b691889ce9ac74cd09..8b943f85fff9dbb829edcde58ac4906911e8685d 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -778,7 +778,7 @@ static int ping_v4_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
fl4.fl4_icmp_type = user_icmph.type;
fl4.fl4_icmp_code = user_icmph.code;
- security_sk_classify_flow(sk, flowi4_to_flowi(&fl4));
+ security_sk_classify_flow(sk, flowi4_to_flowi_common(&fl4));
rt = ip_route_output_flow(net, &fl4, sk);
if (IS_ERR(rt)) {
err = PTR_ERR(rt);
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index 7d26e0f8bdaeb5f334e77deb5966a976db3d3ff4..50a73178d63a841a60bf2fdb441b846df775874a 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -640,7 +640,7 @@ static int raw_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
goto done;
}
- security_sk_classify_flow(sk, flowi4_to_flowi(&fl4));
+ security_sk_classify_flow(sk, flowi4_to_flowi_common(&fl4));
rt = ip_route_output_flow(net, &fl4, sk);
if (IS_ERR(rt)) {
err = PTR_ERR(rt);
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index 6ac473b47f30d4d5e5e9455424b1a91d84e649ee..36b3b9b72b7559e853f10aa8f6948e93813cf145 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -418,7 +418,7 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb)
inet_sk_flowi_flags(sk),
opt->srr ? opt->faddr : ireq->ir_rmt_addr,
ireq->ir_loc_addr, th->source, th->dest, sk->sk_uid);
- security_req_classify_flow(req, flowi4_to_flowi(&fl4));
+ security_req_classify_flow(req, flowi4_to_flowi_common(&fl4));
rt = ip_route_output_key(sock_net(sk), &fl4);
if (IS_ERR(rt)) {
reqsk_free(req);
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 09f0a23d1a01741d335ce45f25fe70a4e00698c7..594632ff094f1bc5ef3399f3e565509ec1357730 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1197,7 +1197,7 @@ int udp_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
faddr, saddr, dport, inet->inet_sport,
sk->sk_uid);
- security_sk_classify_flow(sk, flowi4_to_flowi(fl4));
+ security_sk_classify_flow(sk, flowi4_to_flowi_common(fl4));
rt = ip_route_output_flow(net, fl4, sk);
if (IS_ERR(rt)) {
err = PTR_ERR(rt);
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index e648fbebb1670748de4b22a45356de306a0dc430..b8e491d3acf0709ed06323e50f3bc4425612d1a0 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -819,7 +819,7 @@ int inet6_sk_rebuild_header(struct sock *sk)
fl6.fl6_dport = inet->inet_dport;
fl6.fl6_sport = inet->inet_sport;
fl6.flowi6_uid = sk->sk_uid;
- security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
+ security_sk_classify_flow(sk, flowi6_to_flowi_common(&fl6));
rcu_read_lock();
final_p = fl6_update_dst(&fl6, rcu_dereference(np->opt),
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index cc8ad7ddecdaa3537103a501c0745899420af0c6..206f66310a88d1d4e792dadc8e11553781fb6564 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -60,7 +60,7 @@ static void ip6_datagram_flow_key_init(struct flowi6 *fl6, struct sock *sk)
if (!fl6->flowi6_oif && ipv6_addr_is_multicast(&fl6->daddr))
fl6->flowi6_oif = np->mcast_oif;
- security_sk_classify_flow(sk, flowi6_to_flowi(fl6));
+ security_sk_classify_flow(sk, flowi6_to_flowi_common(fl6));
}
int ip6_datagram_dst_update(struct sock *sk, bool fix_sk_saddr)
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index ec448b71bf9ae7758c0d85a830bea5a408287e08..91d9136b6e9cf7bb2b4eabc020c84bdc1a3b6619 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -567,7 +567,7 @@ void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info,
fl6.fl6_icmp_code = code;
fl6.flowi6_uid = sock_net_uid(net, NULL);
fl6.mp_hash = rt6_multipath_hash(net, &fl6, skb, NULL);
- security_skb_classify_flow(skb, flowi6_to_flowi(&fl6));
+ security_skb_classify_flow(skb, flowi6_to_flowi_common(&fl6));
np = inet6_sk(sk);
@@ -749,7 +749,7 @@ static void icmpv6_echo_reply(struct sk_buff *skb)
fl6.fl6_icmp_type = ICMPV6_ECHO_REPLY;
fl6.flowi6_mark = mark;
fl6.flowi6_uid = sock_net_uid(net, NULL);
- security_skb_classify_flow(skb, flowi6_to_flowi(&fl6));
+ security_skb_classify_flow(skb, flowi6_to_flowi_common(&fl6));
local_bh_disable();
sk = icmpv6_xmit_lock(net);
@@ -1002,7 +1002,7 @@ void icmpv6_flow_init(struct sock *sk, struct flowi6 *fl6,
fl6->fl6_icmp_type = type;
fl6->fl6_icmp_code = 0;
fl6->flowi6_oif = oif;
- security_sk_classify_flow(sk, flowi6_to_flowi(fl6));
+ security_sk_classify_flow(sk, flowi6_to_flowi_common(fl6));
}
static void __net_exit icmpv6_sk_exit(struct net *net)
diff --git a/net/ipv6/inet6_connection_sock.c b/net/ipv6/inet6_connection_sock.c
index e315526fa244ab83363495d4cfa0def7e3decf85..5a9f4d722f35decddba7e06122569a2ea00cd653 100644
--- a/net/ipv6/inet6_connection_sock.c
+++ b/net/ipv6/inet6_connection_sock.c
@@ -46,7 +46,7 @@ struct dst_entry *inet6_csk_route_req(const struct sock *sk,
fl6->fl6_dport = ireq->ir_rmt_port;
fl6->fl6_sport = htons(ireq->ir_num);
fl6->flowi6_uid = sk->sk_uid;
- security_req_classify_flow(req, flowi6_to_flowi(fl6));
+ security_req_classify_flow(req, flowi6_to_flowi_common(fl6));
dst = ip6_dst_lookup_flow(sock_net(sk), sk, fl6, final_p);
if (IS_ERR(dst))
@@ -95,7 +95,7 @@ static struct dst_entry *inet6_csk_route_socket(struct sock *sk,
fl6->fl6_sport = inet->inet_sport;
fl6->fl6_dport = inet->inet_dport;
fl6->flowi6_uid = sk->sk_uid;
- security_sk_classify_flow(sk, flowi6_to_flowi(fl6));
+ security_sk_classify_flow(sk, flowi6_to_flowi_common(fl6));
rcu_read_lock();
final_p = fl6_update_dst(fl6, rcu_dereference(np->opt), &final);
diff --git a/net/ipv6/netfilter/nf_reject_ipv6.c b/net/ipv6/netfilter/nf_reject_ipv6.c
index 4aef6baaa55eba1fab8ca618c03abb5e694426fc..bf95513736c927e847b5d663be26dd3c669b3ad6 100644
--- a/net/ipv6/netfilter/nf_reject_ipv6.c
+++ b/net/ipv6/netfilter/nf_reject_ipv6.c
@@ -179,7 +179,7 @@ void nf_send_reset6(struct net *net, struct sk_buff *oldskb, int hook)
fl6.flowi6_oif = l3mdev_master_ifindex(skb_dst(oldskb)->dev);
fl6.flowi6_mark = IP6_REPLY_MARK(net, oldskb->mark);
- security_skb_classify_flow(oldskb, flowi6_to_flowi(&fl6));
+ security_skb_classify_flow(oldskb, flowi6_to_flowi_common(&fl6));
dst = ip6_route_output(net, NULL, &fl6);
if (dst->error) {
dst_release(dst);
diff --git a/net/ipv6/ping.c b/net/ipv6/ping.c
index 6caa062f68e72b7e3fed6a079b4e58a220ecfff3..6ac88fe24a8e076e59c706413e2241fcf0288260 100644
--- a/net/ipv6/ping.c
+++ b/net/ipv6/ping.c
@@ -111,7 +111,7 @@ static int ping_v6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
fl6.flowi6_uid = sk->sk_uid;
fl6.fl6_icmp_type = user_icmph.icmp6_type;
fl6.fl6_icmp_code = user_icmph.icmp6_code;
- security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
+ security_sk_classify_flow(sk, flowi6_to_flowi_common(&fl6));
ipcm6_init_sk(&ipc6, np);
ipc6.sockc.mark = sk->sk_mark;
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 6e4ab80a3b94420a85769edf45bbf69e2ba74e39..1f56d9aae5892bc958e19be49d8bcbf544c1d318 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -915,7 +915,7 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
fl6.flowi6_oif = np->mcast_oif;
else if (!fl6.flowi6_oif)
fl6.flowi6_oif = np->ucast_oif;
- security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
+ security_sk_classify_flow(sk, flowi6_to_flowi_common(&fl6));
if (hdrincl)
fl6.flowi6_flags |= FLOWI_FLAG_KNOWN_NH;
diff --git a/net/ipv6/syncookies.c b/net/ipv6/syncookies.c
index e796a64be308ccf6d1fc2d6c726d3f1763aafb8b..0351e2ffc707f379851ad9c679bd7467fb2fa046 100644
--- a/net/ipv6/syncookies.c
+++ b/net/ipv6/syncookies.c
@@ -233,7 +233,7 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
fl6.fl6_dport = ireq->ir_rmt_port;
fl6.fl6_sport = inet_sk(sk)->inet_sport;
fl6.flowi6_uid = sk->sk_uid;
- security_req_classify_flow(req, flowi6_to_flowi(&fl6));
+ security_req_classify_flow(req, flowi6_to_flowi_common(&fl6));
dst = ip6_dst_lookup_flow(sock_net(sk), sk, &fl6, final_p);
if (IS_ERR(dst))
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 8db59f4e5f13a99571b26f618100e0f9510b7217..e5f75bbcc66f66ebe3b71897edf1fb7689a641f2 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -278,7 +278,7 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr,
opt = rcu_dereference_protected(np->opt, lockdep_sock_is_held(sk));
final_p = fl6_update_dst(&fl6, opt, &final);
- security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
+ security_sk_classify_flow(sk, flowi6_to_flowi_common(&fl6));
dst = ip6_dst_lookup_flow(sock_net(sk), sk, &fl6, final_p);
if (IS_ERR(dst)) {
@@ -954,7 +954,7 @@ static void tcp_v6_send_response(const struct sock *sk, struct sk_buff *skb, u32
fl6.fl6_dport = t1->dest;
fl6.fl6_sport = t1->source;
fl6.flowi6_uid = sock_net_uid(net, sk && sk_fullsock(sk) ? sk : NULL);
- security_skb_classify_flow(skb, flowi6_to_flowi(&fl6));
+ security_skb_classify_flow(skb, flowi6_to_flowi_common(&fl6));
/* Pass a socket to ip6_dst_lookup either it is for RST
* Underlying function will use this to retrieve the network
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 29d9691359b9c49ccb56a11f79e3658b1a76700d..724942afc0359147e5effdb4052daac155973792 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1496,7 +1496,7 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
} else if (!fl6.flowi6_oif)
fl6.flowi6_oif = np->ucast_oif;
- security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
+ security_sk_classify_flow(sk, flowi6_to_flowi_common(&fl6));
if (ipc6.tclass < 0)
ipc6.tclass = np->tclass;
diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c
index e5e5036257b058af0e0240b6bfa5c2235031f159..96f975777438f7f03614dbfa0c1a978822b0687b 100644
--- a/net/l2tp/l2tp_ip6.c
+++ b/net/l2tp/l2tp_ip6.c
@@ -606,7 +606,7 @@ static int l2tp_ip6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
else if (!fl6.flowi6_oif)
fl6.flowi6_oif = np->ucast_oif;
- security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
+ security_sk_classify_flow(sk, flowi6_to_flowi_common(&fl6));
if (ipc6.tclass < 0)
ipc6.tclass = np->tclass;
diff --git a/net/netfilter/nf_synproxy_core.c b/net/netfilter/nf_synproxy_core.c
index 9cca35d22927382e0323cc7cb8cd16913e8d3e87..fb64e8515f7d05f252b13bd1a2e9797703804371 100644
--- a/net/netfilter/nf_synproxy_core.c
+++ b/net/netfilter/nf_synproxy_core.c
@@ -849,7 +849,7 @@ synproxy_send_tcp_ipv6(struct net *net,
fl6.fl6_sport = nth->source;
fl6.fl6_dport = nth->dest;
security_skb_classify_flow((struct sk_buff *)skb,
- flowi6_to_flowi(&fl6));
+ flowi6_to_flowi_common(&fl6));
err = nf_ip6_route(net, &dst, flowi6_to_flowi(&fl6), false);
if (err) {
goto free_nskb;
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index bbd4643d7e824f17d6d9e45e242b000239227b3b..ac25b0c2d87ed5b718dcfe69f6d323dc545dc8a6 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -1021,7 +1021,8 @@ static void xfrm_state_look_at(struct xfrm_policy *pol, struct xfrm_state *x,
if ((x->sel.family &&
(x->sel.family != family ||
!xfrm_selector_match(&x->sel, fl, family))) ||
- !security_xfrm_state_pol_flow_match(x, pol, fl))
+ !security_xfrm_state_pol_flow_match(x, pol,
+ &fl->u.__fl_common))
return;
if (!*best ||
@@ -1036,7 +1037,8 @@ static void xfrm_state_look_at(struct xfrm_policy *pol, struct xfrm_state *x,
if ((!x->sel.family ||
(x->sel.family == family &&
xfrm_selector_match(&x->sel, fl, family))) &&
- security_xfrm_state_pol_flow_match(x, pol, fl))
+ security_xfrm_state_pol_flow_match(x, pol,
+ &fl->u.__fl_common))
*error = -ESRCH;
}
}
diff --git a/security/security.c b/security/security.c
index a28045dc9e7f62b1fe843189b14e7d2f7620c355..c08e0eec8b9ecd4871d3ce4992564db97434f589 100644
--- a/security/security.c
+++ b/security/security.c
@@ -2207,15 +2207,16 @@ void security_sk_clone(const struct sock *sk, struct sock *newsk)
}
EXPORT_SYMBOL(security_sk_clone);
-void security_sk_classify_flow(struct sock *sk, struct flowi *fl)
+void security_sk_classify_flow(struct sock *sk, struct flowi_common *flic)
{
- call_void_hook(sk_getsecid, sk, &fl->flowi_secid);
+ call_void_hook(sk_getsecid, sk, &flic->flowic_secid);
}
EXPORT_SYMBOL(security_sk_classify_flow);
-void security_req_classify_flow(const struct request_sock *req, struct flowi *fl)
+void security_req_classify_flow(const struct request_sock *req,
+ struct flowi_common *flic)
{
- call_void_hook(req_classify_flow, req, fl);
+ call_void_hook(req_classify_flow, req, flic);
}
EXPORT_SYMBOL(security_req_classify_flow);
@@ -2407,7 +2408,7 @@ int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir)
int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
struct xfrm_policy *xp,
- const struct flowi *fl)
+ const struct flowi_common *flic)
{
struct security_hook_list *hp;
int rc = LSM_RET_DEFAULT(xfrm_state_pol_flow_match);
@@ -2423,7 +2424,7 @@ int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
*/
hlist_for_each_entry(hp, &security_hook_heads.xfrm_state_pol_flow_match,
list) {
- rc = hp->hook.xfrm_state_pol_flow_match(x, xp, fl);
+ rc = hp->hook.xfrm_state_pol_flow_match(x, xp, flic);
break;
}
return rc;
@@ -2434,9 +2435,9 @@ int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid)
return call_int_hook(xfrm_decode_session, 0, skb, secid, 1);
}
-void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl)
+void security_skb_classify_flow(struct sk_buff *skb, struct flowi_common *flic)
{
- int rc = call_int_hook(xfrm_decode_session, 0, skb, &fl->flowi_secid,
+ int rc = call_int_hook(xfrm_decode_session, 0, skb, &flic->flowic_secid,
0);
BUG_ON(rc);
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 943c2693cec7dcdab26ee33ea86c4d8aa84314cd..a515abdf115b2f162740280ca1a4fc91dae7586a 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -5437,9 +5437,9 @@ static void selinux_secmark_refcount_dec(void)
}
static void selinux_req_classify_flow(const struct request_sock *req,
- struct flowi *fl)
+ struct flowi_common *flic)
{
- fl->flowi_secid = req->secid;
+ flic->flowic_secid = req->secid;
}
static int selinux_tun_dev_alloc_security(void **security)
diff --git a/security/selinux/include/xfrm.h b/security/selinux/include/xfrm.h
index a0b46531629228745b5229769a5e92f2eb056704..0a6f34a7a9714359696e9498270b5601ff7416b2 100644
--- a/security/selinux/include/xfrm.h
+++ b/security/selinux/include/xfrm.h
@@ -26,7 +26,7 @@ int selinux_xfrm_state_delete(struct xfrm_state *x);
int selinux_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir);
int selinux_xfrm_state_pol_flow_match(struct xfrm_state *x,
struct xfrm_policy *xp,
- const struct flowi *fl);
+ const struct flowi_common *flic);
#ifdef CONFIG_SECURITY_NETWORK_XFRM
extern atomic_t selinux_xfrm_refcount;
diff --git a/security/selinux/xfrm.c b/security/selinux/xfrm.c
index 7314196185d15f4f357cc2553d860a69af6fe80e..c367d36965d4f6020424761af9aa381ba6ccaca3 100644
--- a/security/selinux/xfrm.c
+++ b/security/selinux/xfrm.c
@@ -175,9 +175,10 @@ int selinux_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir)
*/
int selinux_xfrm_state_pol_flow_match(struct xfrm_state *x,
struct xfrm_policy *xp,
- const struct flowi *fl)
+ const struct flowi_common *flic)
{
u32 state_sid;
+ u32 flic_sid;
if (!xp->security)
if (x->security)
@@ -196,17 +197,17 @@ int selinux_xfrm_state_pol_flow_match(struct xfrm_state *x,
return 0;
state_sid = x->security->ctx_sid;
+ flic_sid = flic->flowic_secid;
- if (fl->flowi_secid != state_sid)
+ if (flic_sid != state_sid)
return 0;
/* We don't need a separate SA Vs. policy polmatch check since the SA
* is now of the same label as the flow and a flow Vs. policy polmatch
* check had already happened in selinux_xfrm_policy_lookup() above. */
- return (avc_has_perm(&selinux_state,
- fl->flowi_secid, state_sid,
- SECCLASS_ASSOCIATION, ASSOCIATION__SENDTO,
- NULL) ? 0 : 1);
+ return (avc_has_perm(&selinux_state, flic_sid, state_sid,
+ SECCLASS_ASSOCIATION, ASSOCIATION__SENDTO,
+ NULL) ? 0 : 1);
}
static u32 selinux_xfrm_skb_sid_egress(struct sk_buff *skb)