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

* HEAD:
  [DCCP]: Fix sparse warnings.
  [TCP]: Remove TCP Compound
  [BPQ] lockdep: fix false positive
  [IPV4] inetpeer: Get rid of volatile from peer_total
  [AX.25]: Get rid of the last volatile.

drivers/net/hamradio/bpqether.c

@@ -122,6 +122,12 @@ struct bpqdev {
 
 static LIST_HEAD(bpq_devices);
 
+/*
+ * bpqether network devices are paired with ethernet devices below them, so
+ * form a special "super class" of normal ethernet devices; split their locks
+ * off into a separate class since they always nest.
+ */
+static struct lock_class_key bpq_netdev_xmit_lock_key;
 
 /* ------------------------------------------------------------------------ */
 
@@ -528,6 +534,7 @@ static int bpq_new_device(struct net_device *edev)
 	err = register_netdevice(ndev);
 	if (err)
 		goto error;
+	lockdep_set_class(&ndev->_xmit_lock, &bpq_netdev_xmit_lock_key);
 
 	/* List protected by RTNL */
 	list_add_rcu(&bpq->bpq_list, &bpq_devices);

net/ax25/ax25_in.c

@@ -102,8 +102,8 @@ static int ax25_rx_fragment(ax25_cb *ax25, struct sk_buff *skb)
 int ax25_rx_iframe(ax25_cb *ax25, struct sk_buff *skb)
 {
 	int (*func)(struct sk_buff *, ax25_cb *);
-	volatile int queued = 0;
 	unsigned char pid;
+	int queued = 0;
 
 	if (skb == NULL) return 0;
 

net/dccp/proto.c

@@ -484,7 +484,7 @@ static int do_dccp_setsockopt(struct sock *sk, int level, int optname,
 			err = -EINVAL;
 		else
 			err = dccp_setsockopt_change(sk, DCCPO_CHANGE_L,
-					             (struct dccp_so_feat *)
+					             (struct dccp_so_feat __user *)
 						     optval);
 		break;
 
@@ -493,7 +493,7 @@ static int do_dccp_setsockopt(struct sock *sk, int level, int optname,
 			err = -EINVAL;
 		else
 			err = dccp_setsockopt_change(sk, DCCPO_CHANGE_R,
-						     (struct dccp_so_feat *)
+						     (struct dccp_so_feat __user *)
 						     optval);
 		break;
 

net/ipv4/Kconfig

@@ -572,16 +572,6 @@ config TCP_CONG_VENO
 	loss packets.
 	See http://www.ntu.edu.sg/home5/ZHOU0022/papers/CPFu03a.pdf
 
-config TCP_CONG_COMPOUND
-	tristate "TCP Compound"
-	depends on EXPERIMENTAL
-	default n
-	---help---
-	TCP Compound is a sender-side only change to TCP that uses
-	a mixed Reno/Vegas approach to calculate the cwnd.
-	For further details look here:
-	  ftp://ftp.research.microsoft.com/pub/tr/TR-2005-86.pdf
-
 endmenu
 
 config TCP_CONG_BIC

net/ipv4/Makefile

@@ -47,7 +47,6 @@ obj-$(CONFIG_TCP_CONG_VEGAS) += tcp_vegas.o
 obj-$(CONFIG_TCP_CONG_VENO) += tcp_veno.o
 obj-$(CONFIG_TCP_CONG_SCALABLE) += tcp_scalable.o
 obj-$(CONFIG_TCP_CONG_LP) += tcp_lp.o
-obj-$(CONFIG_TCP_CONG_COMPOUND) += tcp_compound.o
 
 obj-$(CONFIG_XFRM) += xfrm4_policy.o xfrm4_state.o xfrm4_input.o \
 		      xfrm4_output.o

net/ipv4/inetpeer.c

@@ -86,7 +86,7 @@ static struct inet_peer *peer_root = peer_avl_empty;
 static DEFINE_RWLOCK(peer_pool_lock);
 #define PEER_MAXDEPTH 40 /* sufficient for about 2^27 nodes */
 
-static volatile int peer_total;
+static int peer_total;
 /* Exported for sysctl_net_ipv4.  */
 int inet_peer_threshold = 65536 + 128;	/* start to throw entries more
 					 * aggressively at this stage */