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authorfenner <fenner@FreeBSD.org>1996-11-10 07:37:24 +0000
committerfenner <fenner@FreeBSD.org>1996-11-10 07:37:24 +0000
commit322740214553c0eff2101725aa8f5e1c4a50644d (patch)
treee30df6736458950574ff1cbe7913eb2b4c4083c2 /sys
parent5b38eecfbf03862a8692084f90e3ef0eeb26bb42 (diff)
downloadFreeBSD-src-322740214553c0eff2101725aa8f5e1c4a50644d.zip
FreeBSD-src-322740214553c0eff2101725aa8f5e1c4a50644d.tar.gz
Re-enable the TCP SYN-attack protection code. I was the one who didn't
understand the socket state flag. 2.2 candidate.
Diffstat (limited to 'sys')
-rw-r--r--sys/netinet/tcp_input.c4
-rw-r--r--sys/netinet/tcp_reass.c4
2 files changed, 2 insertions, 6 deletions
diff --git a/sys/netinet/tcp_input.c b/sys/netinet/tcp_input.c
index 657fef8..d481fbd 100644
--- a/sys/netinet/tcp_input.c
+++ b/sys/netinet/tcp_input.c
@@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)tcp_input.c 8.12 (Berkeley) 5/24/95
- * $Id: tcp_input.c,v 1.53 1996/10/07 19:06:10 davidg Exp $
+ * $Id: tcp_input.c,v 1.54 1996/10/11 19:26:42 pst Exp $
*/
#ifndef TUBA_INCLUDE
@@ -415,14 +415,12 @@ findpcb:
so2 = sonewconn(so, 0);
if (so2 == 0) {
tcpstat.tcps_listendrop++;
-#ifdef TCPSYNRED
so2 = sodropablereq(so);
if (so2) {
tcp_drop(sototcpcb(so2), ETIMEDOUT);
so2 = sonewconn(so, 0);
}
if (!so2)
-#endif
goto drop;
}
so = so2;
diff --git a/sys/netinet/tcp_reass.c b/sys/netinet/tcp_reass.c
index 657fef8..d481fbd 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 1.53 1996/10/07 19:06:10 davidg Exp $
+ * $Id: tcp_input.c,v 1.54 1996/10/11 19:26:42 pst Exp $
*/
#ifndef TUBA_INCLUDE
@@ -415,14 +415,12 @@ findpcb:
so2 = sonewconn(so, 0);
if (so2 == 0) {
tcpstat.tcps_listendrop++;
-#ifdef TCPSYNRED
so2 = sodropablereq(so);
if (so2) {
tcp_drop(sototcpcb(so2), ETIMEDOUT);
so2 = sonewconn(so, 0);
}
if (!so2)
-#endif
goto drop;
}
so = so2;
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