Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6:
  [LAPB]: Fix windowsize check
  [TCP]: Fixes IW > 2 cases when TCP is application limited
  [PKT_SCHED] RED: Fix overflow in calculation of queue average
  [LLX]: SOCK_DGRAM interface fixes
  [PKT_SCHED]: Return ENOENT if qdisc module is unavailable
  [BRIDGE]: netlink status fix

include/net/red.h

@@ -212,7 +212,7 @@ static inline unsigned long red_calc_qavg_from_idle_time(struct red_parms *p)
 		 * Seems, it is the best solution to
 		 * problem of too coarse exponent tabulation.
 		 */
-		us_idle = (p->qavg * us_idle) >> p->Scell_log;
+		us_idle = (p->qavg * (u64)us_idle) >> p->Scell_log;
 
 		if (us_idle < (p->qavg >> 1))
 			return p->qavg - us_idle;

net/bridge/br_netlink.c

@@ -85,7 +85,7 @@ void br_ifinfo_notify(int event, struct net_bridge_port *port)
 		goto err_out;
 
 	err = br_fill_ifinfo(skb, port, current->pid, 0, event, 0);
-	if (err)
+	if (err < 0)
 		goto err_kfree;
 
 	NETLINK_CB(skb).dst_group = RTNLGRP_LINK;

net/ipv4/tcp_input.c

@@ -3541,7 +3541,8 @@ void tcp_cwnd_application_limited(struct sock *sk)
 	if (inet_csk(sk)->icsk_ca_state == TCP_CA_Open &&
 	    sk->sk_socket && !test_bit(SOCK_NOSPACE, &sk->sk_socket->flags)) {
 		/* Limited by application or receiver window. */
-		u32 win_used = max(tp->snd_cwnd_used, 2U);
+		u32 init_win = tcp_init_cwnd(tp, __sk_dst_get(sk));
+		u32 win_used = max(tp->snd_cwnd_used, init_win);
 		if (win_used < tp->snd_cwnd) {
 			tp->snd_ssthresh = tcp_current_ssthresh(sk);
 			tp->snd_cwnd = (tp->snd_cwnd + win_used) >> 1;

net/lapb/lapb_iface.c

@@ -238,11 +238,13 @@ int lapb_setparms(struct net_device *dev, struct lapb_parms_struct *parms)
 		goto out_put;
 
 	if (lapb->state == LAPB_STATE_0) {
-		if (((parms->mode & LAPB_EXTENDED) &&
-		     (parms->window < 1 || parms->window > 127)) ||
-		    (parms->window < 1 || parms->window > 7))
-			goto out_put;
-
+		if (parms->mode & LAPB_EXTENDED) {
+			if (parms->window < 1 || parms->window > 127)
+				goto out_put;
+		} else {
+			if (parms->window < 1 || parms->window > 7)
+				goto out_put;
+		}
 		lapb->mode    = parms->mode;
 		lapb->window  = parms->window;
 	}

net/llc/af_llc.c

@@ -784,24 +784,20 @@ static int llc_ui_recvmsg(struct kiocb *iocb, struct socket *sock,
 		copied += used;
 		len -= used;
 
-		if (used + offset < skb->len)
-			continue;
-
 		if (!(flags & MSG_PEEK)) {
 			sk_eat_skb(sk, skb, 0);
 			*seq = 0;
 		}
+
+		/* For non stream protcols we get one packet per recvmsg call */
+		if (sk->sk_type != SOCK_STREAM)
+			goto copy_uaddr;
+
+		/* Partial read */
+		if (used + offset < skb->len)
+			continue;
 	} while (len > 0);
 
-	/* 
-	 * According to UNIX98, msg_name/msg_namelen are ignored
-	 * on connected socket. -ANK
-	 * But... af_llc still doesn't have separate sets of methods for
-	 * SOCK_DGRAM and SOCK_STREAM :-( So we have to do this test, will
-	 * eventually fix this tho :-) -acme
-	 */
-	if (sk->sk_type == SOCK_DGRAM)
-		goto copy_uaddr;
 out:
 	release_sock(sk);
 	return copied;

net/llc/llc_sap.c

@@ -51,10 +51,10 @@ void llc_save_primitive(struct sock *sk, struct sk_buff* skb, u8 prim)
 {
 	struct sockaddr_llc *addr;
 
-	if (skb->sk->sk_type == SOCK_STREAM) /* See UNIX98 */
-		return;
        /* save primitive for use by the user. */
 	addr		  = llc_ui_skb_cb(skb);
+
+	memset(addr, 0, sizeof(*addr));
 	addr->sllc_family = sk->sk_family;
 	addr->sllc_arphrd = skb->dev->type;
 	addr->sllc_test   = prim == LLC_TEST_PRIM;

net/sched/sch_api.c

@@ -430,7 +430,7 @@ qdisc_create(struct net_device *dev, u32 handle, struct rtattr **tca, int *errp)
 	}
 #endif
 
-	err = -EINVAL;
+	err = -ENOENT;
 	if (ops == NULL)
 		goto err_out;