From Lite2; fix mbuf leak

diff --git a/sys/netinet/tcp_usrreq.c b/sys/netinet/tcp_usrreq.c
index edd61e8..e47e037 100644 (file)
--- a/sys/netinet/tcp_usrreq.c
+++ b/sys/netinet/tcp_usrreq.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: tcp_usrreq.c,v 1.2 1996/03/03 22:30:49 niklas Exp $   */
+/*     $OpenBSD: tcp_usrreq.c,v 1.3 1996/03/14 08:11:54 tholo Exp $    */
 /*     $NetBSD: tcp_usrreq.c,v 1.20 1996/02/13 23:44:16 christos Exp $ */
 
 /*
@@ -110,6 +110,12 @@ tcp_usrreq(so, req, m, nam, control)
         */
        if (inp == 0 && req != PRU_ATTACH) {
                splx(s);
+               /*
+                * The following corrects an mbuf leak under rare
+                * circumstances
+                */
+               if (m && (req == PRU_SEND || req == PRU_SENDOOB))
+                       m_freem(m);
                return (EINVAL);                /* XXX */
        }
        if (inp) {