diff options
Diffstat (limited to 'sys/netinet/udp_usrreq.c')
| -rw-r--r-- | sys/netinet/udp_usrreq.c | 36 |
1 files changed, 17 insertions, 19 deletions
diff --git a/sys/netinet/udp_usrreq.c b/sys/netinet/udp_usrreq.c index 06a56ca35ad..1064f8bd2ae 100644 --- a/sys/netinet/udp_usrreq.c +++ b/sys/netinet/udp_usrreq.c @@ -1,4 +1,4 @@ -/* $OpenBSD: udp_usrreq.c,v 1.314 2024/01/19 02:24:07 bluhm Exp $ */ +/* $OpenBSD: udp_usrreq.c,v 1.315 2024/01/21 01:17:20 bluhm Exp $ */ /* $NetBSD: udp_usrreq.c,v 1.28 1996/03/16 23:54:03 christos Exp $ */ /* @@ -381,7 +381,7 @@ udp_input(struct mbuf **mp, int *offp, int proto, int af) if (m->m_flags & (M_BCAST|M_MCAST)) { SIMPLEQ_HEAD(, inpcb) inpcblist; - struct inpcbtable *tb; + struct inpcbtable *table; /* * Deliver a multicast or broadcast datagram to *all* sockets @@ -406,23 +406,21 @@ udp_input(struct mbuf **mp, int *offp, int proto, int af) SIMPLEQ_INIT(&inpcblist); #ifdef INET6 if (ip6) - tb = &udb6table; + table = &udb6table; else #endif - tb = &udbtable; + table = &udbtable; - rw_enter_write(&tb->inpt_notify); - mtx_enter(&tb->inpt_mtx); - TAILQ_FOREACH(inp, &tb->inpt_queue, inp_queue) { - if (inp->inp_socket->so_rcv.sb_state & SS_CANTRCVMORE) - continue; -#ifdef INET6 - /* table is per AF, panic if it does not match */ + rw_enter_write(&table->inpt_notify); + mtx_enter(&table->inpt_mtx); + TAILQ_FOREACH(inp, &table->inpt_queue, inp_queue) { if (ip6) KASSERT(ISSET(inp->inp_flags, INP_IPV6)); else KASSERT(!ISSET(inp->inp_flags, INP_IPV6)); -#endif + + if (inp->inp_socket->so_rcv.sb_state & SS_CANTRCVMORE) + continue; if (rtable_l2(inp->inp_rtableid) != rtable_l2(m->m_pkthdr.ph_rtableid)) continue; @@ -481,10 +479,10 @@ udp_input(struct mbuf **mp, int *offp, int proto, int af) SO_REUSEADDR)) == 0) break; } - mtx_leave(&tb->inpt_mtx); + mtx_leave(&table->inpt_mtx); if (SIMPLEQ_EMPTY(&inpcblist)) { - rw_exit_write(&tb->inpt_notify); + rw_exit_write(&table->inpt_notify); /* * No matching pcb found; discard datagram. @@ -509,7 +507,7 @@ udp_input(struct mbuf **mp, int *offp, int proto, int af) } in_pcbunref(inp); } - rw_exit_write(&tb->inpt_notify); + rw_exit_write(&table->inpt_notify); return IPPROTO_DONE; } @@ -1098,7 +1096,7 @@ release: int udp_attach(struct socket *so, int proto, int wait) { - struct inpcbtable *tb; + struct inpcbtable *table; int error; if (so->so_pcb != NULL) @@ -1110,11 +1108,11 @@ udp_attach(struct socket *so, int proto, int wait) NET_ASSERT_LOCKED(); #ifdef INET6 if (so->so_proto->pr_domain->dom_family == PF_INET6) - tb = &udb6table; + table = &udb6table; else #endif - tb = &udbtable; - if ((error = in_pcballoc(so, tb, wait))) + table = &udbtable; + if ((error = in_pcballoc(so, table, wait))) return error; #ifdef INET6 if (sotoinpcb(so)->inp_flags & INP_IPV6) |