Merge nuts.ninka.net:/home/davem/src/BK/network-2.5

into nuts.ninka.net:/home/davem/src/BK/net-2.5

MAINTAINERS

@@ -1099,20 +1099,17 @@ M:	James.Bottomley@HansenPartnership.com
 L:	linux-scsi@vger.kernel.org
 S:	Maintained
 
-NETFILTER
+NETFILTER/IPTABLES
 P:	Rusty Russell
-M:	rusty@rustcorp.com.au
 P:	Marc Boucher
-M:	marc@mbsi.ca
 P:	James Morris
-M:	jamesm@intercode.com.au
 P:	Harald Welte
-M:	laforge@gnumonks.org
 P:	Jozsef Kadlecsik
-M:	kadlec@blackhole.kfki.hu
+M:	coreteam@netfilter.org
 W:	http://www.netfilter.org/
 W:	http://www.iptables.org/
-L:	netfilter@lists.samba.org
+L:	netfilter@lists.netfilter.org
+L:	netfilter-devel@lists.netfilter.org
 S:	Supported
 
 NETROM NETWORK LAYER

drivers/net/ppp_generic.c

@@ -1388,6 +1388,25 @@ static void
 ppp_receive_frame(struct ppp *ppp, struct sk_buff *skb, struct channel *pch)
 {
 	if (skb->len >= 2) {
+		struct sk_buff *new_skb;
+
+		/* If this packet is byte aligned, fix that.  */
+		if ((unsigned long)skb->data & 0x1UL) {
+			int len = skb->len;
+
+			if (skb_tailroom(skb) < 124)
+				len += 128;
+			new_skb = dev_alloc_skb(len);
+			if (!new_skb) {
+				printk(KERN_ERR"PPP: no memory (bad aligned SKB)\n");
+				goto err;
+			}
+			skb_reserve(new_skb, 2);
+			memcpy(skb_put(new_skb, skb->len), skb->data, skb->len);
+			kfree_skb(skb);
+			skb = new_skb;
+		}
+
 #ifdef CONFIG_PPP_MULTILINK
 		/* XXX do channel-level decompression here */
 		if (PPP_PROTO(skb) == PPP_MP)
@@ -1401,7 +1420,7 @@ ppp_receive_frame(struct ppp *ppp, struct sk_buff *skb, struct channel *pch)
 	if (skb->len > 0)
 		/* note: a 0-length skb is used as an error indication */
 		++ppp->stats.rx_length_errors;
-
+err:
 	kfree_skb(skb);
 	ppp_receive_error(ppp);
 }

include/linux/igmp.h

@@ -115,7 +115,7 @@ extern void ip_mc_init_dev(struct in_device *);
 extern void ip_mc_destroy_dev(struct in_device *);
 extern void ip_mc_up(struct in_device *);
 extern void ip_mc_down(struct in_device *);
-extern int ip_mc_dec_group(struct in_device *in_dev, u32 addr);
+extern void ip_mc_dec_group(struct in_device *in_dev, u32 addr);
 extern void ip_mc_inc_group(struct in_device *in_dev, u32 addr);
 #endif
 #endif

include/net/tcp.h

@@ -27,6 +27,7 @@
 #include <linux/config.h>
 #include <linux/tcp.h>
 #include <linux/slab.h>
+#include <linux/cache.h>
 #include <net/checksum.h>
 #include <net/sock.h>
 #if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
@@ -120,8 +121,7 @@ extern struct tcp_hashinfo {
 	 * Now align to a new cache line as all the following members
 	 * are often dirty.
 	 */
-	rwlock_t __tcp_lhash_lock
-		__attribute__((__aligned__(SMP_CACHE_BYTES)));
+	rwlock_t __tcp_lhash_lock ____cacheline_aligned;
 	atomic_t __tcp_lhash_users;
 	wait_queue_head_t __tcp_lhash_wait;
 	spinlock_t __tcp_portalloc_lock;

net/core/dst.c

@@ -5,8 +5,7 @@
  *
  */
 
-#include <asm/system.h>
-#include <asm/bitops.h>
+#include <linux/bitops.h>
 #include <linux/types.h>
 #include <linux/kernel.h>
 #include <linux/sched.h>

net/ipv4/igmp.c

@@ -530,9 +530,8 @@ void ip_mc_inc_group(struct in_device *in_dev, u32 addr)
  *	A socket has left a multicast group on device dev
  */
 
-int ip_mc_dec_group(struct in_device *in_dev, u32 addr)
+void ip_mc_dec_group(struct in_device *in_dev, u32 addr)
 {
-	int err = -ESRCH;
 	struct ip_mc_list *i, **ip;
 	
 	ASSERT_RTNL();
@@ -549,13 +548,11 @@ int ip_mc_dec_group(struct in_device *in_dev, u32 addr)
 					ip_rt_multicast_event(in_dev);
 
 				ip_ma_put(i);
-				return 0;
+				return;
 			}
-			err = 0;
 			break;
 		}
 	}
-	return -ESRCH;
 }
 
 /* Device going down */

net/ipv4/netfilter/ipchains_core.c

@@ -1779,4 +1779,4 @@ int ipfw_init_or_cleanup(int init)
 #endif
 	return ret;
 }
-MODULE_LICENSE("BSD without advertisement clause");
+MODULE_LICENSE("Dual BSD/GPL");

net/ipv4/netfilter/ipt_ULOG.c

@@ -10,6 +10,8 @@
  *            nlgroup now global (sysctl)
  * 2001/04/19 ulog-queue reworked, now fixed buffer size specified at
  * 	      module loadtime -HW
+ * 2002/07/07 remove broken nflog_rcv() function -HW
+ * 2002/08/29 fix shifted/unshifted nlgroup bug -HW
  *
  * Released under the terms of the GPL
  *
@@ -29,7 +31,7 @@
  *   Specify, after how many clock ticks (intel: 100 per second) the queue
  * should be flushed even if it is not full yet.
  *
- * ipt_ULOG.c,v 1.18 2002/04/16 07:33:00 laforge Exp
+ * ipt_ULOG.c,v 1.21 2002/08/29 10:54:34 laforge Exp
  */
 
 #include <linux/module.h>
@@ -48,8 +50,11 @@
 #include <linux/netfilter_ipv4/ipt_ULOG.h>
 #include <linux/netfilter_ipv4/lockhelp.h>
 #include <net/sock.h>
+#include <asm/bitops.h>
 
 MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Harald Welte <laforge@gnumonks.org>");
+MODULE_DESCRIPTION("IP tables userspace logging module");
 
 #define ULOG_NL_EVENT		111		/* Harald's favorite number */
 #define ULOG_MAXNLGROUPS	32		/* numer of nlgroups */
@@ -63,10 +68,6 @@ MODULE_LICENSE("GPL");
 
 #define PRINTR(format, args...) do { if (net_ratelimit()) printk(format, ## args); } while (0)
 
-MODULE_AUTHOR("Harald Welte <laforge@gnumonks.org>");
-MODULE_DESCRIPTION("IP tables userspace logging module");
-
-
 static unsigned int nlbufsiz = 4096;
 MODULE_PARM(nlbufsiz, "i");
 MODULE_PARM_DESC(nlbufsiz, "netlink buffer size");
@@ -91,9 +92,9 @@ static size_t qlen;		/* current length of multipart-nlmsg */
 DECLARE_LOCK(ulog_lock);	/* spinlock */
 
 /* send one ulog_buff_t to userspace */
-static void ulog_send(unsigned int nlgroup)
+static void ulog_send(unsigned int nlgroupnum)
 {
-	ulog_buff_t *ub = &ulog_buffers[nlgroup];
+	ulog_buff_t *ub = &ulog_buffers[nlgroupnum];
 
 	if (timer_pending(&ub->timer)) {
 		DEBUGP("ipt_ULOG: ulog_send: timer was pending, deleting\n");
@@ -104,10 +105,10 @@ static void ulog_send(unsigned int nlgroup)
 	if (ub->qlen > 1)
 		ub->lastnlh->nlmsg_type = NLMSG_DONE;
 
-	NETLINK_CB(ub->skb).dst_groups = nlgroup;
+	NETLINK_CB(ub->skb).dst_groups = (1 << nlgroupnum);
 	DEBUGP("ipt_ULOG: throwing %d packets to netlink mask %u\n",
 		ub->qlen, nlgroup);
-	netlink_broadcast(nflognl, ub->skb, 0, nlgroup, GFP_ATOMIC);
+	netlink_broadcast(nflognl, ub->skb, 0, (1 << nlgroupnum), GFP_ATOMIC);
 
 	ub->qlen = 0;
 	ub->skb = NULL;
@@ -128,11 +129,6 @@ static void ulog_timer(unsigned long data)
 	UNLOCK_BH(&ulog_lock);
 }
 
-static void nflog_rcv(struct sock *sk, int len)
-{
-	printk("ipt_ULOG:nflog_rcv() did receive netlink message ?!?\n");
-}
-
 struct sk_buff *ulog_alloc_skb(unsigned int size)
 {
 	struct sk_buff *skb;
@@ -169,6 +165,11 @@ static unsigned int ipt_ulog_target(struct sk_buff **pskb,
 	struct nlmsghdr *nlh;
 	struct ipt_ulog_info *loginfo = (struct ipt_ulog_info *) targinfo;
 
+	/* ffs == find first bit set, necessary because userspace
+	 * is already shifting groupnumber, but we need unshifted.
+	 * ffs() returns [1..32], we need [0..31] */
+	unsigned int groupnum = ffs(loginfo->nl_group) - 1;
+
 	/* calculate the size of the skb needed */
 	if ((loginfo->copy_range == 0) ||
 	    (loginfo->copy_range > (*pskb)->len)) {
@@ -179,7 +180,7 @@ static unsigned int ipt_ulog_target(struct sk_buff **pskb,
 
 	size = NLMSG_SPACE(sizeof(*pm) + copy_len);
 
-	ub = &ulog_buffers[loginfo->nl_group];
+	ub = &ulog_buffers[groupnum];
 	
 	LOCK_BH(&ulog_lock);
 
@@ -191,7 +192,7 @@ static unsigned int ipt_ulog_target(struct sk_buff **pskb,
 		/* either the queue len is too high or we don't have 
 		 * enough room in nlskb left. send it to userspace. */
 
-		ulog_send(loginfo->nl_group);
+		ulog_send(groupnum);
 
 		if (!(ub->skb = ulog_alloc_skb(size)))
 			goto alloc_failure;
@@ -325,7 +326,7 @@ static int __init init(void)
 		ulog_buffers[i].timer.data = i;
 	}
 
-	nflognl = netlink_kernel_create(NETLINK_NFLOG, nflog_rcv);
+	nflognl = netlink_kernel_create(NETLINK_NFLOG, NULL);
 	if (!nflognl)
 		return -ENOMEM;