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--- sys/netinet/tcp_output.c.orig
+++ sys/netinet/tcp_output.c
@@ -752,8 +752,8 @@
* segments. Options for SYN-ACK segments are handled in TCP
* syncache.
*/
+ to.to_flags = 0;
if ((tp->t_flags & TF_NOOPT) == 0) {
- to.to_flags = 0;
/* Maximum segment size. */
if (flags & TH_SYN) {
tp->snd_nxt = tp->iss;
@@ -1233,7 +1233,7 @@
tp->snd_up = tp->snd_una; /* drag it along */
#ifdef TCP_SIGNATURE
- if (tp->t_flags & TF_SIGNATURE) {
+ if (to.to_flags & TOF_SIGNATURE) {
int sigoff = to.to_signature - opt;
tcp_signature_compute(m, 0, len, optlen,
(u_char *)(th + 1) + sigoff, IPSEC_DIR_OUTBOUND);
@@ -1713,6 +1713,7 @@
bcopy((u_char *)&to->to_tsecr, optp, sizeof(to->to_tsecr));
optp += sizeof(to->to_tsecr);
break;
+#ifdef TCP_SIGNATURE
case TOF_SIGNATURE:
{
int siglen = TCPOLEN_SIGNATURE - 2;
@@ -1731,6 +1732,7 @@
*optp++ = 0;
break;
}
+#endif
case TOF_SACK:
{
int sackblks = 0;
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