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

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (34 commits)
  net: Add support for SMSC LAN9530, LAN9730 and LAN89530
  mlx4_en: Restoring RX buffer pointer in case of failure
  mlx4: Sensing link type at device initialization
  ipv4: Fix "Set rt->rt_iif more sanely on output routes."
  MAINTAINERS: add entry for Xen network backend
  be2net: Fix suspend/resume operation
  be2net: Rename some struct members for clarity
  pppoe: drop PPPOX_ZOMBIEs in pppoe_flush_dev
  dsa/mv88e6131: add support for mv88e6085 switch
  ipv6: Enable RFS sk_rxhash tracking for ipv6 sockets (v2)
  be2net: Fix a potential crash during shutdown.
  bna: Fix for handling firmware heartbeat failure
  can: mcp251x: Allow pass IRQ flags through platform data.
  smsc911x: fix mac_lock acquision before calling smsc911x_mac_read
  iwlwifi: accept EEPROM version 0x423 for iwl6000
  rt2x00: fix cancelling uninitialized work
  rtlwifi: Fix some warnings/bugs
  p54usb: IDs for two new devices
  wl12xx: fix potential buffer overflow in testmode nvs push
  zd1211rw: reset rx idle timer from tasklet
  ...

7 files changed, 23 insertions, 9 deletions

diff --git a/include/linux/can/platform/mcp251x.h b/include/linux/can/platform/mcp251x.h
index 8e20540043f5..089fe43211a4 100644
--- a/include/linux/can/platform/mcp251x.h
+++ b/include/linux/can/platform/mcp251x.h
@@ -12,6 +12,7 @@
 /**
  * struct mcp251x_platform_data - MCP251X SPI CAN controller platform data
  * @oscillator_frequency:       - oscillator frequency in Hz
+ * @irq_flags:                  - IRQF configuration flags
  * @board_specific_setup:       - called before probing the chip (power,reset)
  * @transceiver_enable:         - called to power on/off the transceiver
  * @power_enable:               - called to power on/off the mcp *and* the
@@ -24,6 +25,7 @@
 
 struct mcp251x_platform_data {
 	unsigned long oscillator_frequency;
+	unsigned long irq_flags;
 	int (*board_specific_setup)(struct spi_device *spi);
 	int (*transceiver_enable)(int enable);
 	int (*power_enable) (int enable);
diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h
index eeec00abb664..7fa95df60146 100644
--- a/include/linux/netfilter.h
+++ b/include/linux/netfilter.h
@@ -270,7 +270,8 @@ struct nf_afinfo {
 					    unsigned int dataoff,
 					    unsigned int len,
 					    u_int8_t protocol);
-	int		(*route)(struct dst_entry **dst, struct flowi *fl);
+	int		(*route)(struct net *net, struct dst_entry **dst,
+				 struct flowi *fl, bool strict);
 	void		(*saveroute)(const struct sk_buff *skb,
 				     struct nf_queue_entry *entry);
 	int		(*reroute)(struct sk_buff *skb,
diff --git a/include/linux/netfilter/ipset/ip_set.h b/include/linux/netfilter/ipset/ip_set.h
index ec333d83f3b4..5a262e3ae715 100644
--- a/include/linux/netfilter/ipset/ip_set.h
+++ b/include/linux/netfilter/ipset/ip_set.h
@@ -293,7 +293,7 @@ struct ip_set {
 	/* Lock protecting the set data */
 	rwlock_t lock;
 	/* References to the set */
-	atomic_t ref;
+	u32 ref;
 	/* The core set type */
 	struct ip_set_type *type;
 	/* The type variant doing the real job */
diff --git a/include/linux/netfilter/ipset/ip_set_ahash.h b/include/linux/netfilter/ipset/ip_set_ahash.h
index ec9d9bea1e37..a0196ac79051 100644
--- a/include/linux/netfilter/ipset/ip_set_ahash.h
+++ b/include/linux/netfilter/ipset/ip_set_ahash.h
@@ -515,8 +515,7 @@ type_pf_head(struct ip_set *set, struct sk_buff *skb)
 	if (h->netmask != HOST_MASK)
 		NLA_PUT_U8(skb, IPSET_ATTR_NETMASK, h->netmask);
 #endif
-	NLA_PUT_NET32(skb, IPSET_ATTR_REFERENCES,
-		      htonl(atomic_read(&set->ref) - 1));
+	NLA_PUT_NET32(skb, IPSET_ATTR_REFERENCES, htonl(set->ref - 1));
 	NLA_PUT_NET32(skb, IPSET_ATTR_MEMSIZE, htonl(memsize));
 	if (with_timeout(h->timeout))
 		NLA_PUT_NET32(skb, IPSET_ATTR_TIMEOUT, htonl(h->timeout));
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index 814b434db749..d516f00c8e0f 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -52,7 +52,7 @@ static inline struct net *skb_net(const struct sk_buff *skb)
 	 */
 	if (likely(skb->dev && skb->dev->nd_net))
 		return dev_net(skb->dev);
-	if (skb_dst(skb)->dev)
+	if (skb_dst(skb) && skb_dst(skb)->dev)
 		return dev_net(skb_dst(skb)->dev);
 	WARN(skb->sk, "Maybe skb_sknet should be used in %s() at line:%d\n",
 		      __func__, __LINE__);
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index cb13239fe8e3..025d4cc7bbf8 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1753,8 +1753,19 @@ enum ieee80211_ampdu_mlme_action {
  * 	that TX/RX_STOP can pass NULL for this parameter.
  *	The @buf_size parameter is only valid when the action is set to
  *	%IEEE80211_AMPDU_TX_OPERATIONAL and indicates the peer's reorder
- *	buffer size (number of subframes) for this session -- aggregates
- *	containing more subframes than this may not be transmitted to the peer.
+ *	buffer size (number of subframes) for this session -- the driver
+ *	may neither send aggregates containing more subframes than this
+ *	nor send aggregates in a way that lost frames would exceed the
+ *	buffer size. If just limiting the aggregate size, this would be
+ *	possible with a buf_size of 8:
+ *	 - TX: 1.....7
+ *	 - RX:  2....7 (lost frame #1)
+ *	 - TX:        8..1...
+ *	which is invalid since #1 was now re-transmitted well past the
+ *	buffer size of 8. Correct ways to retransmit #1 would be:
+ *	 - TX:       1 or 18 or 81
+ *	Even "189" would be wrong since 1 could be lost again.
+ *
  *	Returns a negative error code on failure.
  *	The callback can sleep.
  *
diff --git a/include/net/route.h b/include/net/route.h
index f88429cad52a..8fce0621cad1 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -64,6 +64,7 @@ struct rtable {
 
 	__be32			rt_dst;	/* Path destination	*/
 	__be32			rt_src;	/* Path source		*/
+	int			rt_route_iif;
 	int			rt_iif;
 	int			rt_oif;
 	__u32			rt_mark;
@@ -80,12 +81,12 @@ struct rtable {
 
 static inline bool rt_is_input_route(struct rtable *rt)
 {
-	return rt->rt_iif != 0;
+	return rt->rt_route_iif != 0;
 }
 
 static inline bool rt_is_output_route(struct rtable *rt)
 {
-	return rt->rt_iif == 0;
+	return rt->rt_route_iif == 0;
 }
 
 struct ip_rt_acct {