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authorguido <guido@FreeBSD.org>1998-05-04 17:59:52 +0000
committerguido <guido@FreeBSD.org>1998-05-04 17:59:52 +0000
commit8d0d7f7ab41653923f0912b232de3189fe28d1ed (patch)
treee024c4c2e5e2b492ef4e8dd2631fdda77e276f07 /sys/netinet/tcp_reass.c
parent2fe6b18abad7dd8f31c852eb5e2e7b938c6e3bd6 (diff)
downloadFreeBSD-src-8d0d7f7ab41653923f0912b232de3189fe28d1ed.zip
FreeBSD-src-8d0d7f7ab41653923f0912b232de3189fe28d1ed.tar.gz
Refuse accellerated opens on listening sockets that have not set
the TCP_NOPUSH socket option. This disables TAO for those services that do not know about T/TCP. Reviewed by: Garrett Wollman Submitted by: Peter Wemm
Diffstat (limited to 'sys/netinet/tcp_reass.c')
-rw-r--r--sys/netinet/tcp_reass.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/netinet/tcp_reass.c b/sys/netinet/tcp_reass.c
index eb6c3ad..2519ac3 100644
--- a/sys/netinet/tcp_reass.c
+++ b/sys/netinet/tcp_reass.c
@@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)tcp_input.c 8.12 (Berkeley) 5/24/95
- * $Id: tcp_input.c,v 1.73 1998/04/17 22:36:59 des Exp $
+ * $Id: tcp_input.c,v 1.74 1998/04/24 10:08:57 dg Exp $
*/
#include "opt_tcpdebug.h"
@@ -680,7 +680,9 @@ findpcb:
* - otherwise do a normal 3-way handshake.
*/
if ((to.to_flag & TOF_CC) != 0) {
- if (taop->tao_cc != 0 && CC_GT(to.to_cc, taop->tao_cc)) {
+ if (tp->t_state & TF_NOPUSH &&
+ taop->tao_cc != 0 && CC_GT(to.to_cc, taop->tao_cc)) {
+
taop->tao_cc = to.to_cc;
tp->t_state = TCPS_ESTABLISHED;
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