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:
  [XFRM]: BEET mode
  [TCP]: Kill warning in tcp_clean_rtx_queue().
  [NET_SCHED]: Remove old estimator implementation
  [ATM]: [zatm] always *pcr in alloc_shaper()
  [ATM]: [ambassador] Change the return type to reflect reality
  [ATM]: kmalloc to kzalloc patches for drivers/atm
  [TIPC]: fix printk warning
  [XFRM]: Clearing xfrm_policy_count[] to zero during flush is incorrect.
  [XFRM] STATE: Use destination address for src hash.
  [NEIGH]: always use hash_mask under tbl lock
  [UDP]: Fix MSG_PROBE crash
  [UDP6]: Fix flowi clobbering
  [NET_SCHED]: Revert "HTB: fix incorrect use of RB_EMPTY_NODE"
  [NETFILTER]: ebt_mark: add or/and/xor action support to mark target
  [NETFILTER]: ipt_REJECT: remove largely duplicate route_reverse function
  [NETFILTER]: Honour source routing for LVS-NAT
  [NETFILTER]: add type parameter to ip_route_me_harder
  [NETFILTER]: Kconfig: fix xt_physdev dependencies

drivers/atm/adummy.c

@@ -113,15 +113,13 @@ static int __init adummy_init(void)
 
 	printk(KERN_ERR "adummy: version %s\n", DRV_VERSION);
 
-	adummy_dev = (struct adummy_dev *) kmalloc(sizeof(struct adummy_dev),
+	adummy_dev = kzalloc(sizeof(struct adummy_dev),
 						   GFP_KERNEL);
 	if (!adummy_dev) {
-		printk(KERN_ERR DEV_LABEL ": kmalloc() failed\n");
+		printk(KERN_ERR DEV_LABEL ": kzalloc() failed\n");
 		err = -ENOMEM;
 		goto out;
 	}
-	memset(adummy_dev, 0, sizeof(struct adummy_dev));
-
 	atm_dev = atm_dev_register(DEV_LABEL, &adummy_ops, -1, NULL);
 	if (!atm_dev) {
 		printk(KERN_ERR DEV_LABEL ": atm_dev_register() failed\n");

drivers/atm/ambassador.c

@@ -915,8 +915,8 @@ static irqreturn_t interrupt_handler(int irq, void *dev_id,
 
 /********** make rate (not quite as much fun as Horizon) **********/
 
-static unsigned int make_rate (unsigned int rate, rounding r,
-			       u16 * bits, unsigned int * actual) {
+static int make_rate (unsigned int rate, rounding r,
+		      u16 * bits, unsigned int * actual) {
   unsigned char exp = -1; // hush gcc
   unsigned int man = -1;  // hush gcc
 

drivers/atm/firestream.c

@@ -1784,7 +1784,7 @@ static int __devinit fs_init (struct fs_dev *dev)
 		write_fs (dev, RAM, (1 << (28 - FS155_VPI_BITS - FS155_VCI_BITS)) - 1);
 		dev->nchannels = FS155_NR_CHANNELS;
 	}
-	dev->atm_vccs = kmalloc (dev->nchannels * sizeof (struct atm_vcc *), 
+	dev->atm_vccs = kcalloc (dev->nchannels, sizeof (struct atm_vcc *),
 				 GFP_KERNEL);
 	fs_dprintk (FS_DEBUG_ALLOC, "Alloc atmvccs: %p(%Zd)\n",
 		    dev->atm_vccs, dev->nchannels * sizeof (struct atm_vcc *));
@@ -1794,9 +1794,8 @@ static int __devinit fs_init (struct fs_dev *dev)
 		/* XXX Clean up..... */
 		return 1;
 	}
-	memset (dev->atm_vccs, 0, dev->nchannels * sizeof (struct atm_vcc *));
 
-	dev->tx_inuse = kmalloc (dev->nchannels / 8 /* bits/byte */ , GFP_KERNEL);
+	dev->tx_inuse = kzalloc (dev->nchannels / 8 /* bits/byte */ , GFP_KERNEL);
 	fs_dprintk (FS_DEBUG_ALLOC, "Alloc tx_inuse: %p(%d)\n", 
 		    dev->atm_vccs, dev->nchannels / 8);
 
@@ -1805,8 +1804,6 @@ static int __devinit fs_init (struct fs_dev *dev)
 		/* XXX Clean up..... */
 		return 1;
 	}
-	memset (dev->tx_inuse, 0, dev->nchannels / 8);
-
 	/* -- RAS1 : FS155 and 50 differ. Default (0) should be OK for both */
 	/* -- RAS2 : FS50 only: Default is OK. */
 
@@ -1893,14 +1890,11 @@ static int __devinit firestream_init_one (struct pci_dev *pci_dev,
 	if (pci_enable_device(pci_dev)) 
 		goto err_out;
 
-	fs_dev = kmalloc (sizeof (struct fs_dev), GFP_KERNEL);
+	fs_dev = kzalloc (sizeof (struct fs_dev), GFP_KERNEL);
 	fs_dprintk (FS_DEBUG_ALLOC, "Alloc fs-dev: %p(%Zd)\n",
 		    fs_dev, sizeof (struct fs_dev));
 	if (!fs_dev)
 		goto err_out;
-
-	memset (fs_dev, 0, sizeof (struct fs_dev));
-
 	atm_dev = atm_dev_register("fs", &ops, -1, NULL);
 	if (!atm_dev)
 		goto err_out_free_fs_dev;

drivers/atm/he.c

@@ -383,14 +383,12 @@ he_init_one(struct pci_dev *pci_dev, const struct pci_device_id *pci_ent)
 	}
 	pci_set_drvdata(pci_dev, atm_dev);
 
-	he_dev = (struct he_dev *) kmalloc(sizeof(struct he_dev),
+	he_dev = kzalloc(sizeof(struct he_dev),
 							GFP_KERNEL);
 	if (!he_dev) {
 		err = -ENOMEM;
 		goto init_one_failure;
 	}
-	memset(he_dev, 0, sizeof(struct he_dev));
-
 	he_dev->pci_dev = pci_dev;
 	he_dev->atm_dev = atm_dev;
 	he_dev->atm_dev->dev_data = he_dev;

drivers/atm/horizon.c

@@ -2719,16 +2719,14 @@ static int __devinit hrz_probe(struct pci_dev *pci_dev, const struct pci_device_
 		goto out_disable;
 	}
 
-	dev = kmalloc(sizeof(hrz_dev), GFP_KERNEL);
+	dev = kzalloc(sizeof(hrz_dev), GFP_KERNEL);
 	if (!dev) {
 		// perhaps we should be nice: deregister all adapters and abort?
 		PRINTD(DBG_ERR, "out of memory");
 		err = -ENOMEM;
 		goto out_release;
 	}
 
-	memset(dev, 0, sizeof(hrz_dev));
-
 	pci_set_drvdata(pci_dev, dev);
 
 	// grab IRQ and install handler - move this someplace more sensible

drivers/atm/idt77252.c

@@ -642,11 +642,9 @@ alloc_scq(struct idt77252_dev *card, int class)
 {
 	struct scq_info *scq;
 
-	scq = (struct scq_info *) kmalloc(sizeof(struct scq_info), GFP_KERNEL);
+	scq = kzalloc(sizeof(struct scq_info), GFP_KERNEL);
 	if (!scq)
 		return NULL;
-	memset(scq, 0, sizeof(struct scq_info));
-
 	scq->base = pci_alloc_consistent(card->pcidev, SCQ_SIZE,
 					 &scq->paddr);
 	if (scq->base == NULL) {
@@ -2142,11 +2140,9 @@ idt77252_init_est(struct vc_map *vc, int pcr)
 {
 	struct rate_estimator *est;
 
-	est = kmalloc(sizeof(struct rate_estimator), GFP_KERNEL);
+	est = kzalloc(sizeof(struct rate_estimator), GFP_KERNEL);
 	if (!est)
 		return NULL;
-	memset(est, 0, sizeof(*est));
-
 	est->maxcps = pcr < 0 ? -pcr : pcr;
 	est->cps = est->maxcps;
 	est->avcps = est->cps << 5;
@@ -2451,14 +2447,12 @@ idt77252_open(struct atm_vcc *vcc)
 
 	index = VPCI2VC(card, vpi, vci);
 	if (!card->vcs[index]) {
-		card->vcs[index] = kmalloc(sizeof(struct vc_map), GFP_KERNEL);
+		card->vcs[index] = kzalloc(sizeof(struct vc_map), GFP_KERNEL);
 		if (!card->vcs[index]) {
 			printk("%s: can't alloc vc in open()\n", card->name);
 			up(&card->mutex);
 			return -ENOMEM;
 		}
-		memset(card->vcs[index], 0, sizeof(struct vc_map));
-
 		card->vcs[index]->card = card;
 		card->vcs[index]->index = index;
 
@@ -2926,13 +2920,11 @@ open_card_oam(struct idt77252_dev *card)
 		for (vci = 3; vci < 5; vci++) {
 			index = VPCI2VC(card, vpi, vci);
 
-			vc = kmalloc(sizeof(struct vc_map), GFP_KERNEL);
+			vc = kzalloc(sizeof(struct vc_map), GFP_KERNEL);
 			if (!vc) {
 				printk("%s: can't alloc vc\n", card->name);
 				return -ENOMEM;
 			}
-			memset(vc, 0, sizeof(struct vc_map));
-
 			vc->index = index;
 			card->vcs[index] = vc;
 
@@ -2995,12 +2987,11 @@ open_card_ubr0(struct idt77252_dev *card)
 {
 	struct vc_map *vc;
 
-	vc = kmalloc(sizeof(struct vc_map), GFP_KERNEL);
+	vc = kzalloc(sizeof(struct vc_map), GFP_KERNEL);
 	if (!vc) {
 		printk("%s: can't alloc vc\n", card->name);
 		return -ENOMEM;
 	}
-	memset(vc, 0, sizeof(struct vc_map));
 	card->vcs[0] = vc;
 	vc->class = SCHED_UBR0;
 
@@ -3695,14 +3686,12 @@ idt77252_init_one(struct pci_dev *pcidev, const struct pci_device_id *id)
 		goto err_out_disable_pdev;
 	}
 
-	card = kmalloc(sizeof(struct idt77252_dev), GFP_KERNEL);
+	card = kzalloc(sizeof(struct idt77252_dev), GFP_KERNEL);
 	if (!card) {
 		printk("idt77252-%d: can't allocate private data\n", index);
 		err = -ENOMEM;
 		goto err_out_disable_pdev;
 	}
-	memset(card, 0, sizeof(struct idt77252_dev));
-
 	card->revision = revision;
 	card->index = index;
 	card->pcidev = pcidev;

drivers/atm/lanai.c

@@ -1482,16 +1482,10 @@ static inline void vcc_table_deallocate(const struct lanai_dev *lanai)
 static inline struct lanai_vcc *new_lanai_vcc(void)
 {
 	struct lanai_vcc *lvcc;
-	lvcc = (struct lanai_vcc *) kmalloc(sizeof(*lvcc), GFP_KERNEL);
+	lvcc =  kzalloc(sizeof(*lvcc), GFP_KERNEL);
 	if (likely(lvcc != NULL)) {
-		lvcc->vbase = NULL;
-		lvcc->rx.atmvcc = lvcc->tx.atmvcc = NULL;
-		lvcc->nref = 0;
-		memset(&lvcc->stats, 0, sizeof lvcc->stats);
-		lvcc->rx.buf.start = lvcc->tx.buf.start = NULL;
 		skb_queue_head_init(&lvcc->tx.backlog);
 #ifdef DEBUG
-		lvcc->tx.unqueue = NULL;
 		lvcc->vci = -1;
 #endif
 	}

drivers/atm/zatm.c

@@ -603,9 +603,8 @@ static int start_rx(struct atm_dev *dev)
 DPRINTK("start_rx\n");
 	zatm_dev = ZATM_DEV(dev);
 	size = sizeof(struct atm_vcc *)*zatm_dev->chans;
-	zatm_dev->rx_map = (struct atm_vcc **) kmalloc(size,GFP_KERNEL);
+	zatm_dev->rx_map =  kzalloc(size,GFP_KERNEL);
 	if (!zatm_dev->rx_map) return -ENOMEM;
-	memset(zatm_dev->rx_map,0,size);
 	/* set VPI/VCI split (use all VCIs and give what's left to VPIs) */
 	zpokel(zatm_dev,(1 << dev->ci_range.vci_bits)-1,uPD98401_VRR);
 	/* prepare free buffer pools */
@@ -801,6 +800,7 @@ static int alloc_shaper(struct atm_dev *dev,int *pcr,int min,int max,int ubr)
 		i = m = 1;
 		zatm_dev->ubr_ref_cnt++;
 		zatm_dev->ubr = shaper;
+		*pcr = 0;
 	}
 	else {
 		if (min) {
@@ -951,9 +951,8 @@ static int open_tx_first(struct atm_vcc *vcc)
 	skb_queue_head_init(&zatm_vcc->tx_queue);
 	init_waitqueue_head(&zatm_vcc->tx_wait);
 	/* initialize ring */
-	zatm_vcc->ring = kmalloc(RING_SIZE,GFP_KERNEL);
+	zatm_vcc->ring = kzalloc(RING_SIZE,GFP_KERNEL);
 	if (!zatm_vcc->ring) return -ENOMEM;
-	memset(zatm_vcc->ring,0,RING_SIZE);
 	loop = zatm_vcc->ring+RING_ENTRIES*RING_WORDS;
 	loop[0] = uPD98401_TXPD_V;
 	loop[1] = loop[2] = 0;

include/linux/in.h

@@ -40,6 +40,7 @@ enum {
 
   IPPROTO_ESP = 50,            /* Encapsulation Security Payload protocol */
   IPPROTO_AH = 51,             /* Authentication Header protocol       */
+  IPPROTO_BEETPH = 94,	       /* IP option pseudo header for BEET */
   IPPROTO_PIM    = 103,		/* Protocol Independent Multicast	*/
 
   IPPROTO_COMP   = 108,                /* Compression Header protocol */

include/linux/ip.h

@@ -80,6 +80,8 @@
 #define	IPOPT_TS_TSANDADDR	1		/* timestamps and addresses */
 #define	IPOPT_TS_PRESPEC	3		/* specified modules only */
 
+#define IPV4_BEET_PHMAXLEN 8
+
 struct iphdr {
 #if defined(__LITTLE_ENDIAN_BITFIELD)
 	__u8	ihl:4,
@@ -123,4 +125,11 @@ struct ip_comp_hdr {
 	__be16 cpi;
 };
 
+struct ip_beet_phdr {
+	__u8 nexthdr;
+	__u8 hdrlen;
+	__u8 padlen;
+	__u8 reserved;
+};
+
 #endif	/* _LINUX_IP_H */

include/linux/ipsec.h

@@ -12,7 +12,8 @@
 enum {
 	IPSEC_MODE_ANY		= 0,	/* We do not support this for SA */
 	IPSEC_MODE_TRANSPORT	= 1,
-	IPSEC_MODE_TUNNEL	= 2
+	IPSEC_MODE_TUNNEL	= 2,
+	IPSEC_MODE_BEET         = 3
 };
 
 enum {

include/linux/netfilter_bridge/ebt_mark_t.h

@@ -1,6 +1,18 @@
 #ifndef __LINUX_BRIDGE_EBT_MARK_T_H
 #define __LINUX_BRIDGE_EBT_MARK_T_H
 
+/* The target member is reused for adding new actions, the
+ * value of the real target is -1 to -NUM_STANDARD_TARGETS.
+ * For backward compatibility, the 4 lsb (2 would be enough,
+ * but let's play it safe) are kept to designate this target.
+ * The remaining bits designate the action. By making the set
+ * action 0xfffffff0, the result will look ok for older
+ * versions. [September 2006] */
+#define MARK_SET_VALUE (0xfffffff0)
+#define MARK_OR_VALUE  (0xffffffe0)
+#define MARK_AND_VALUE (0xffffffd0)
+#define MARK_XOR_VALUE (0xffffffc0)
+
 struct ebt_mark_t_info
 {
 	unsigned long mark;

include/linux/netfilter_ipv4.h

@@ -77,7 +77,7 @@ enum nf_ip_hook_priorities {
 #define SO_ORIGINAL_DST 80
 
 #ifdef __KERNEL__
-extern int ip_route_me_harder(struct sk_buff **pskb);
+extern int ip_route_me_harder(struct sk_buff **pskb, unsigned addr_type);
 extern int ip_xfrm_me_harder(struct sk_buff **pskb);
 extern unsigned int nf_ip_checksum(struct sk_buff *skb, unsigned int hook,
 				   unsigned int dataoff, u_int8_t protocol);

include/linux/xfrm.h

@@ -129,7 +129,8 @@ enum
 #define XFRM_MODE_TUNNEL 1
 #define XFRM_MODE_ROUTEOPTIMIZATION 2
 #define XFRM_MODE_IN_TRIGGER 3
-#define XFRM_MODE_MAX 4
+#define XFRM_MODE_BEET 4
+#define XFRM_MODE_MAX 5
 
 /* Netlink configuration messages.  */
 enum {

net/bridge/netfilter/ebt_mark.c

@@ -22,24 +22,37 @@ static int ebt_target_mark(struct sk_buff **pskb, unsigned int hooknr,
    const void *data, unsigned int datalen)
 {
 	struct ebt_mark_t_info *info = (struct ebt_mark_t_info *)data;
+	int action = info->target & -16;
 
-	if ((*pskb)->nfmark != info->mark)
+	if (action == MARK_SET_VALUE)
 		(*pskb)->nfmark = info->mark;
+	else if (action == MARK_OR_VALUE)
+		(*pskb)->nfmark |= info->mark;
+	else if (action == MARK_AND_VALUE)
+		(*pskb)->nfmark &= info->mark;
+	else
+		(*pskb)->nfmark ^= info->mark;
 
-	return info->target;
+	return info->target | -16;
 }
 
 static int ebt_target_mark_check(const char *tablename, unsigned int hookmask,
    const struct ebt_entry *e, void *data, unsigned int datalen)
 {
 	struct ebt_mark_t_info *info = (struct ebt_mark_t_info *)data;
+	int tmp;
 
 	if (datalen != EBT_ALIGN(sizeof(struct ebt_mark_t_info)))
 		return -EINVAL;
-	if (BASE_CHAIN && info->target == EBT_RETURN)
+	tmp = info->target | -16;
+	if (BASE_CHAIN && tmp == EBT_RETURN)
 		return -EINVAL;
 	CLEAR_BASE_CHAIN_BIT;
-	if (INVALID_TARGET)
+	if (tmp < -NUM_STANDARD_TARGETS || tmp >= 0)
+		return -EINVAL;
+	tmp = info->target & -16;
+	if (tmp != MARK_SET_VALUE && tmp != MARK_OR_VALUE &&
+	    tmp != MARK_AND_VALUE && tmp != MARK_XOR_VALUE)
 		return -EINVAL;
 	return 0;
 }