in6_pcbconnect() returns EADDRNOTAVAIL when

all the ports in the range portfirst .. portlast
are in use.

ok millert@, mpi@

diff --git a/sys/netinet6/in6_pcb.c b/sys/netinet6/in6_pcb.c
index 67b5384..efca752 100644 (file)
--- a/sys/netinet6/in6_pcb.c
+++ b/sys/netinet6/in6_pcb.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: in6_pcb.c,v 1.76 2015/10/09 01:10:27 deraadt Exp $    */
+/*     $OpenBSD: in6_pcb.c,v 1.77 2015/10/15 10:27:18 vgross Exp $     */
 
 /*
  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@@ -450,8 +450,9 @@ in6_pcbconnect(struct inpcb *inp, struct mbuf *nam)
        KASSERT(IN6_IS_ADDR_UNSPECIFIED(&inp->inp_laddr6) || inp->inp_lport);
 
        if (IN6_IS_ADDR_UNSPECIFIED(&inp->inp_laddr6)) {
-               if (inp->inp_lport == 0)
-                       (void)in6_pcbbind(inp, NULL, curproc);
+               if (inp->inp_lport == 0 &&
+                   in6_pcbbind(inp, NULL, curproc) == EADDRNOTAVAIL)
+                       return (EADDRNOTAVAIL);
                inp->inp_laddr6 = *in6a;
        }
        inp->inp_faddr6 = sin6->sin6_addr;