Merge branch 'master' into upstream

3 files changed, 35 insertions, 29 deletions

diff --git a/net/ipv4/ipvs/ip_vs_ftp.c b/net/ipv4/ipvs/ip_vs_ftp.c
index a19a33ceb81..37fafb1fbcf 100644
--- a/net/ipv4/ipvs/ip_vs_ftp.c
+++ b/net/ipv4/ipvs/ip_vs_ftp.c
@@ -46,14 +46,7 @@
  */
 static int ports[IP_VS_APP_MAX_PORTS] = {21, 0};
 module_param_array(ports, int, NULL, 0);
-
-/*
- *	Debug level
- */
-#ifdef CONFIG_IP_VS_DEBUG
-static int debug=0;
-module_param(debug, int, 0);
-#endif
+MODULE_PARM_DESC(ports, "Ports to monitor for FTP control commands");
 
 
 /*	Dummy variable */
@@ -177,7 +170,7 @@ static int ip_vs_ftp_out(struct ip_vs_app *app, struct ip_vs_conn *cp,
 					   &start, &end) != 1)
 			return 1;
 
-		IP_VS_DBG(1-debug, "PASV response (%u.%u.%u.%u:%d) -> "
+		IP_VS_DBG(7, "PASV response (%u.%u.%u.%u:%d) -> "
 			  "%u.%u.%u.%u:%d detected\n",
 			  NIPQUAD(from), ntohs(port), NIPQUAD(cp->caddr), 0);
 
@@ -280,7 +273,7 @@ static int ip_vs_ftp_in(struct ip_vs_app *app, struct ip_vs_conn *cp,
 	while (data <= data_limit - 6) {
 		if (strnicmp(data, "PASV\r\n", 6) == 0) {
 			/* Passive mode on */
-			IP_VS_DBG(1-debug, "got PASV at %zd of %zd\n",
+			IP_VS_DBG(7, "got PASV at %zd of %zd\n",
 				  data - data_start,
 				  data_limit - data_start);
 			cp->app_data = &ip_vs_ftp_pasv;
@@ -302,7 +295,7 @@ static int ip_vs_ftp_in(struct ip_vs_app *app, struct ip_vs_conn *cp,
 				   &start, &end) != 1)
 		return 1;
 
-	IP_VS_DBG(1-debug, "PORT %u.%u.%u.%u:%d detected\n",
+	IP_VS_DBG(7, "PORT %u.%u.%u.%u:%d detected\n",
 		  NIPQUAD(to), ntohs(port));
 
 	/* Passive mode off */
@@ -311,7 +304,7 @@ static int ip_vs_ftp_in(struct ip_vs_app *app, struct ip_vs_conn *cp,
 	/*
 	 * Now update or create a connection entry for it
 	 */
-	IP_VS_DBG(1-debug, "protocol %s %u.%u.%u.%u:%d %u.%u.%u.%u:%d\n",
+	IP_VS_DBG(7, "protocol %s %u.%u.%u.%u:%d %u.%u.%u.%u:%d\n",
 		  ip_vs_proto_name(iph->protocol),
 		  NIPQUAD(to), ntohs(port), NIPQUAD(cp->vaddr), 0);
 
@@ -372,11 +365,17 @@ static int __init ip_vs_ftp_init(void)
 	for (i=0; i<IP_VS_APP_MAX_PORTS; i++) {
 		if (!ports[i])
 			continue;
+		if (ports[i] < 0 || ports[i] > 0xffff) {
+			IP_VS_WARNING("ip_vs_ftp: Ignoring invalid "
+				      "configuration port[%d] = %d\n",
+				      i, ports[i]);
+			continue;
+		}
 		ret = register_ip_vs_app_inc(app, app->protocol, ports[i]);
 		if (ret)
 			break;
-		IP_VS_DBG(1-debug, "%s: loaded support on port[%d] = %d\n",
-			  app->name, i, ports[i]);
+		IP_VS_INFO("%s: loaded support on port[%d] = %d\n",
+		 	   app->name, i, ports[i]);
 	}
 
 	if (ret)
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 111ff39a08c..159fa3f1ba6 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -89,7 +89,7 @@ int sysctl_tcp_frto;
 int sysctl_tcp_nometrics_save;
 
 int sysctl_tcp_moderate_rcvbuf = 1;
-int sysctl_tcp_abc = 1;
+int sysctl_tcp_abc;
 
 #define FLAG_DATA		0x01 /* Incoming frame contained data.		*/
 #define FLAG_WIN_UPDATE		0x02 /* Incoming ACK was a window update.	*/
diff --git a/net/ipv4/tcp_lp.c b/net/ipv4/tcp_lp.c
index 1f977b6ee9a..48f28d617ce 100644
--- a/net/ipv4/tcp_lp.c
+++ b/net/ipv4/tcp_lp.c
@@ -3,13 +3,8 @@
  *
  * TCP Low Priority is a distributed algorithm whose goal is to utilize only
  *   the excess network bandwidth as compared to the ``fair share`` of
- *   bandwidth as targeted by TCP. Available from:
- *     http://www.ece.rice.edu/~akuzma/Doc/akuzma/TCP-LP.pdf
+ *   bandwidth as targeted by TCP.
  *
- * Original Author:
- *   Aleksandar Kuzmanovic <akuzma@northwestern.edu>
- *
- * See http://www-ece.rice.edu/networks/TCP-LP/ for their implementation.
  * As of 2.6.13, Linux supports pluggable congestion control algorithms.
  * Due to the limitation of the API, we take the following changes from
  * the original TCP-LP implementation:
@@ -24,11 +19,20 @@
  *   o OWD is handled in relative format, where local time stamp will in
  *     tcp_time_stamp format.
  *
- * Port from 2.4.19 to 2.6.16 as module by:
- *   Wong Hoi Sing Edison <hswong3i@gmail.com>
- *   Hung Hing Lun <hlhung3i@gmail.com>
+ * Original Author:
+ *   Aleksandar Kuzmanovic <akuzma@northwestern.edu>
+ * Available from:
+ *   http://www.ece.rice.edu/~akuzma/Doc/akuzma/TCP-LP.pdf
+ * Original implementation for 2.4.19:
+ *   http://www-ece.rice.edu/networks/TCP-LP/
  *
- * Version: $Id: tcp_lp.c,v 1.22 2006-05-02 18:18:19 hswong3i Exp $
+ * 2.6.x module Authors:
+ *   Wong Hoi Sing, Edison <hswong3i@gmail.com>
+ *   Hung Hing Lun, Mike <hlhung3i@gmail.com>
+ * SourceForge project page:
+ *   http://tcp-lp-mod.sourceforge.net/
+ *
+ * Version: $Id: tcp_lp.c,v 1.24 2006/09/05 20:22:53 hswong3i Exp $
  */
 
 #include <linux/config.h>
@@ -153,16 +157,19 @@ static u32 tcp_lp_remote_hz_estimator(struct sock *sk)
 	if (m < 0)
 		m = -m;
 
-	if (rhz != 0) {
+	if (rhz > 0) {
 		m -= rhz >> 6;	/* m is now error in remote HZ est */
 		rhz += m;	/* 63/64 old + 1/64 new */
 	} else
 		rhz = m << 6;
 
+ out:
 	/* record time for successful remote HZ calc */
-	lp->flag |= LP_VALID_RHZ;
+	if (rhz > 0)
+		lp->flag |= LP_VALID_RHZ;
+	else
+		lp->flag &= ~LP_VALID_RHZ;
 
- out:
 	/* record reference time stamp */
 	lp->remote_ref_time = tp->rx_opt.rcv_tsval;
 	lp->local_ref_time = tp->rx_opt.rcv_tsecr;
@@ -333,6 +340,6 @@ static void __exit tcp_lp_unregister(void)
 module_init(tcp_lp_register);
 module_exit(tcp_lp_unregister);
 
-MODULE_AUTHOR("Wong Hoi Sing Edison, Hung Hing Lun");
+MODULE_AUTHOR("Wong Hoi Sing Edison, Hung Hing Lun Mike");
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("TCP Low Priority");