PERFORCE change 168298 for review
Andre Oppermann
andre at FreeBSD.org
Mon Sep 7 19:52:47 UTC 2009
http://perforce.freebsd.org/chv.cgi?CH=168298
Change 168298 by andre at andre_t61 on 2009/09/07 19:52:39
Require the window to be at least one mss. A smaller window
is bogus.
Affected files ...
.. //depot/projects/tcp_new/netinet/tcp_syncache.c#6 edit
Differences ...
==== //depot/projects/tcp_new/netinet/tcp_syncache.c#6 (text+ko) ====
@@ -953,6 +953,17 @@
goto failed;
}
+ /*
+ * Window should be at least one segment.
+ */
+ if ((th->th_win << sc->sc_requested_r_scale) < sc->sc_peer_mss) {
+ if ((s = tcp_log_addrs(inc, th, NULL, NULL)))
+ log(LOG_DEBUG, "%s; %s: window smaller than one mss, "
+ "segment rejected\n",
+ s, __func__);
+ goto failed;
+ }
+
*lsop = syncache_socket(sc, *lsop, m);
if (*lsop == NULL)
More information about the p4-projects
mailing list