As it was done for udp and divert sockets.
Index: sys/netinet/ip_var.h
===================================================================
RCS file: /cvs/src/sys/netinet/ip_var.h,v
retrieving revision 1.104
diff -u -p -r1.104 ip_var.h
--- sys/netinet/ip_var.h 3 Sep 2022 22:43:38 -0000 1.104
+++ sys/netinet/ip_var.h 10 Sep 2022 19:41:56 -0000
@@ -258,6 +258,8 @@ int rip_output(struct mbuf *, struct so
struct mbuf *);
int rip_attach(struct socket *, int);
int rip_detach(struct socket *);
+void rip_lock(struct socket *);
+void rip_unlock(struct socket *);
int rip_bind(struct socket *so, struct mbuf *, struct proc *);
int rip_connect(struct socket *, struct mbuf *);
int rip_disconnect(struct socket *);
Index: sys/netinet/raw_ip.c
===================================================================
RCS file: /cvs/src/sys/netinet/raw_ip.c,v
retrieving revision 1.147
diff -u -p -r1.147 raw_ip.c
--- sys/netinet/raw_ip.c 3 Sep 2022 22:43:38 -0000 1.147
+++ sys/netinet/raw_ip.c 10 Sep 2022 19:41:56 -0000
@@ -106,6 +106,8 @@ struct inpcbtable rawcbtable;
const struct pr_usrreqs rip_usrreqs = {
.pru_attach = rip_attach,
.pru_detach = rip_detach,
+ .pru_lock = rip_lock,
+ .pru_unlock = rip_unlock,
.pru_bind = rip_bind,
.pru_connect = rip_connect,
.pru_disconnect = rip_disconnect,
@@ -220,12 +222,19 @@ rip_input(struct mbuf **mp, int *offp, i
else
n = m_copym(m, 0, M_COPYALL, M_NOWAIT);
if (n != NULL) {
+ int ret;
+
if (inp->inp_flags & INP_CONTROLOPTS ||
inp->inp_socket->so_options & SO_TIMESTAMP)
ip_savecontrol(inp, &opts, ip, n);
- if (sbappendaddr(inp->inp_socket,
+
+ mtx_enter(&inp->inp_mtx);
+ ret = sbappendaddr(inp->inp_socket,
&inp->inp_socket->so_rcv,
- sintosa(&ripsrc), n, opts) == 0) {
+ sintosa(&ripsrc), n, opts);
+ mtx_leave(&inp->inp_mtx);
+
+ if (ret == 0) {
/* should notify about lost packet */
m_freem(n);
m_freem(opts);
@@ -498,6 +507,24 @@ rip_detach(struct socket *so)
in_pcbdetach(inp);
return (0);
+}
+
+void
+rip_lock(struct socket *so)
+{
+ struct inpcb *inp = sotoinpcb(so);
+
+ NET_ASSERT_LOCKED();
+ mtx_enter(&inp->inp_mtx);
+}
+
+void
+rip_unlock(struct socket *so)
+{
+ struct inpcb *inp = sotoinpcb(so);
+
+ NET_ASSERT_LOCKED();
+ mtx_leave(&inp->inp_mtx);
}
int
Index: sys/netinet6/ip6_var.h
===================================================================
RCS file: /cvs/src/sys/netinet6/ip6_var.h,v
retrieving revision 1.102
diff -u -p -r1.102 ip6_var.h
--- sys/netinet6/ip6_var.h 3 Sep 2022 22:43:38 -0000 1.102
+++ sys/netinet6/ip6_var.h 10 Sep 2022 19:41:56 -0000
@@ -353,6 +353,8 @@ int rip6_output(struct mbuf *, struct so
struct mbuf *);
int rip6_attach(struct socket *, int);
int rip6_detach(struct socket *);
+void rip6_lock(struct socket *);
+void rip6_unlock(struct socket *);
int rip6_bind(struct socket *, struct mbuf *, struct proc *);
int rip6_connect(struct socket *, struct mbuf *);
int rip6_disconnect(struct socket *);
Index: sys/netinet6/raw_ip6.c
===================================================================
RCS file: /cvs/src/sys/netinet6/raw_ip6.c,v
retrieving revision 1.168
diff -u -p -r1.168 raw_ip6.c
--- sys/netinet6/raw_ip6.c 3 Sep 2022 22:43:38 -0000 1.168
+++ sys/netinet6/raw_ip6.c 10 Sep 2022 19:41:56 -0000
@@ -108,6 +108,8 @@ struct cpumem *rip6counters;
const struct pr_usrreqs rip6_usrreqs = {
.pru_attach = rip6_attach,
.pru_detach = rip6_detach,
+ .pru_lock = rip6_lock,
+ .pru_unlock = rip6_unlock,
.pru_bind = rip6_bind,
.pru_connect = rip6_connect,
.pru_disconnect = rip6_disconnect,
@@ -261,13 +263,20 @@ rip6_input(struct mbuf **mp, int *offp,
else
n = m_copym(m, 0, M_COPYALL, M_NOWAIT);
if (n != NULL) {
+ int ret;
+
if (in6p->inp_flags & IN6P_CONTROLOPTS)
ip6_savecontrol(in6p, n, &opts);
/* strip intermediate headers */
m_adj(n, *offp);
- if (sbappendaddr(in6p->inp_socket,
+
+ mtx_enter(&in6p->inp_mtx);
+ ret = sbappendaddr(in6p->inp_socket,
&in6p->inp_socket->so_rcv,
- sin6tosa(&rip6src), n, opts) == 0) {
+ sin6tosa(&rip6src), n, opts);
+ mtx_leave(&in6p->inp_mtx);
+
+ if (ret == 0) {
/* should notify about lost packet */
m_freem(n);
m_freem(opts);
@@ -627,6 +636,24 @@ rip6_detach(struct socket *so)
in_pcbdetach(in6p);
return (0);
+}
+
+void
+rip6_lock(struct socket *so)
+{
+ struct inpcb *in6p = sotoinpcb(so);
+
+ NET_ASSERT_LOCKED();
+ mtx_enter(&in6p->inp_mtx);
+}
+
+void
+rip6_unlock(struct socket *so)
+{
+ struct inpcb *in6p = sotoinpcb(so);
+
+ NET_ASSERT_LOCKED();
+ mtx_leave(&in6p->inp_mtx);
}
int