diff --git a/include/net/transp_v6.h b/include/net/transp_v6.h
index b927413dde861c9db9cfaa621745de0c376de865..2b1c3450ab20d57f9faa1268291252179b232efb 100644
--- a/include/net/transp_v6.h
+++ b/include/net/transp_v6.h
@@ -42,7 +42,8 @@ void ip6_datagram_recv_specific_ctl(struct sock *sk, struct msghdr *msg,
int ip6_datagram_send_ctl(struct net *net, struct sock *sk, struct msghdr *msg,
struct flowi6 *fl6, struct ipv6_txoptions *opt,
- int *hlimit, int *tclass, int *dontfrag);
+ int *hlimit, int *tclass, int *dontfrag,
+ struct sockcm_cookie *sockc);
void ip6_dgram_sock_seq_show(struct seq_file *seq, struct sock *sp,
__u16 srcp, __u16 destp, int bucket);
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index 428162155280ca2af782ea9fd9fa26e0d1666d89..a73d70119fcd7748aef5d906dad09cb59c99fb75 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -685,7 +685,8 @@ EXPORT_SYMBOL_GPL(ip6_datagram_recv_ctl);
int ip6_datagram_send_ctl(struct net *net, struct sock *sk,
struct msghdr *msg, struct flowi6 *fl6,
struct ipv6_txoptions *opt,
- int *hlimit, int *tclass, int *dontfrag)
+ int *hlimit, int *tclass, int *dontfrag,
+ struct sockcm_cookie *sockc)
{
struct in6_pktinfo *src_info;
struct cmsghdr *cmsg;
@@ -702,6 +703,12 @@ int ip6_datagram_send_ctl(struct net *net, struct sock *sk,
goto exit_f;
}
+ if (cmsg->cmsg_level == SOL_SOCKET) {
+ if (__sock_cmsg_send(sk, msg, cmsg, sockc))
+ return -EINVAL;
+ continue;
+ }
+
if (cmsg->cmsg_level != SOL_IPV6)
continue;
diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c
index dc2db4f7b182c4ebc1a8a51487a3d2e893955df9..35d3ddc328f807a2d25edd99510f313d153eca62 100644
--- a/net/ipv6/ip6_flowlabel.c
+++ b/net/ipv6/ip6_flowlabel.c
@@ -372,6 +372,7 @@ fl_create(struct net *net, struct sock *sk, struct in6_flowlabel_req *freq,
if (olen > 0) {
struct msghdr msg;
struct flowi6 flowi6;
+ struct sockcm_cookie sockc_junk;
int junk;
err = -ENOMEM;
@@ -390,7 +391,7 @@ fl_create(struct net *net, struct sock *sk, struct in6_flowlabel_req *freq,
memset(&flowi6, 0, sizeof(flowi6));
err = ip6_datagram_send_ctl(net, sk, &msg, &flowi6, fl->opt,
- &junk, &junk, &junk);
+ &junk, &junk, &junk, &sockc_junk);
if (err)
goto done;
err = -EINVAL;
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index 4449ad1f81147cab79c44209f3f2a73dc1f6a934..a5557d22f89ea9dde0fb9d33811449fdcf8b3134 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -471,6 +471,7 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
struct ipv6_txoptions *opt = NULL;
struct msghdr msg;
struct flowi6 fl6;
+ struct sockcm_cookie sockc_junk;
int junk;
memset(&fl6, 0, sizeof(fl6));
@@ -503,7 +504,7 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
msg.msg_control = (void *)(opt+1);
retv = ip6_datagram_send_ctl(net, sk, &msg, &fl6, opt, &junk,
- &junk, &junk);
+ &junk, &junk, &sockc_junk);
if (retv)
goto done;
update:
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index fa59dd7a427e88a4da70575ae66556bf02923369..f175ec0a97ce9cc25ca4dc8f4f6ddf5b2185e148 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -745,6 +745,7 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
struct dst_entry *dst = NULL;
struct raw6_frag_vec rfv;
struct flowi6 fl6;
+ struct sockcm_cookie sockc;
int addr_len = msg->msg_namelen;
int hlimit = -1;
int tclass = -1;
@@ -821,13 +822,16 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
if (fl6.flowi6_oif == 0)
fl6.flowi6_oif = sk->sk_bound_dev_if;
+ sockc.tsflags = 0;
+
if (msg->msg_controllen) {
opt = &opt_space;
memset(opt, 0, sizeof(struct ipv6_txoptions));
opt->tot_len = sizeof(struct ipv6_txoptions);
err = ip6_datagram_send_ctl(sock_net(sk), sk, msg, &fl6, opt,
- &hlimit, &tclass, &dontfrag);
+ &hlimit, &tclass, &dontfrag,
+ &sockc);
if (err < 0) {
fl6_sock_release(flowlabel);
return err;
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 8125931106be670b13e186c577141bc3d1fb574b..2a787af421637c4e54e921299ef563e16ca86c92 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1128,6 +1128,7 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
int connected = 0;
int is_udplite = IS_UDPLITE(sk);
int (*getfrag)(void *, char *, int, int, int, struct sk_buff *);
+ struct sockcm_cookie sockc;
/* destination address check */
if (sin6) {
@@ -1247,6 +1248,7 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
fl6.flowi6_oif = np->sticky_pktinfo.ipi6_ifindex;
fl6.flowi6_mark = sk->sk_mark;
+ sockc.tsflags = 0;
if (msg->msg_controllen) {
opt = &opt_space;
@@ -1254,7 +1256,8 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
opt->tot_len = sizeof(*opt);
err = ip6_datagram_send_ctl(sock_net(sk), sk, msg, &fl6, opt,
- &hlimit, &tclass, &dontfrag);
+ &hlimit, &tclass, &dontfrag,
+ &sockc);
if (err < 0) {
fl6_sock_release(flowlabel);
return err;
diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c
index 6b54ff3ff4cb8e7af49e7ee315cc78cfca148007..4f29a4a0f3606266b0114f0e394077e1b185e977 100644
--- a/net/l2tp/l2tp_ip6.c
+++ b/net/l2tp/l2tp_ip6.c
@@ -492,6 +492,7 @@ static int l2tp_ip6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
struct ip6_flowlabel *flowlabel = NULL;
struct dst_entry *dst = NULL;
struct flowi6 fl6;
+ struct sockcm_cookie sockc_unused = {0};
int addr_len = msg->msg_namelen;
int hlimit = -1;
int tclass = -1;
@@ -562,9 +563,10 @@ static int l2tp_ip6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
memset(opt, 0, sizeof(struct ipv6_txoptions));
opt->tot_len = sizeof(struct ipv6_txoptions);
- err = ip6_datagram_send_ctl(sock_net(sk), sk, msg, &fl6, opt,
- &hlimit, &tclass, &dontfrag);
- if (err < 0) {
+ err = ip6_datagram_send_ctl(sock_net(sk), sk, msg, &fl6, opt,
+ &hlimit, &tclass, &dontfrag,
+ &sockc_unused);
+ if (err < 0) {
fl6_sock_release(flowlabel);
return err;
}