Merge tag 'extcon-for-3.9' of git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/extcon into char-misc-next

Chanwoo writes:
  This is patch set of extcon for v3.9.

  Update to max77693/max8997 extcon driver:
  - Using MHL_TA cable for charging.
  - Support JIG cable.
  - Support Dock-Audio device for playing music and button of device.
  - Support Dock-Smart device for desktop mode with mouse/keyboard.
  - Set default UART/USB path on probe().
  - Check the state/type of cable after completing initialization.
  - Code clean to remove duplicate code and bug fix related to sequence of interrupt.
  - Fix irq_flag of max8997/max77693 driver.

  Update to arizona extcon driver:
  - Headphone measurements.
  - Alternative detection mechanism for non-default system designs.
  - Microphone clamp integration.
  - Support for additional detection pin.
  - MICBIAS rise time configuration.

4 files changed, 18 insertions, 8 deletions

diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index cc06a47f1216..a8e4f2665d5e 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -823,9 +823,9 @@ int devinet_ioctl(struct net *net, unsigned int cmd, void __user *arg)
 		if (!ifa) {
 			ret = -ENOBUFS;
 			ifa = inet_alloc_ifa();
-			INIT_HLIST_NODE(&ifa->hash);
 			if (!ifa)
 				break;
+			INIT_HLIST_NODE(&ifa->hash);
 			if (colon)
 				memcpy(ifa->ifa_label, ifr.ifr_name, IFNAMSIZ);
 			else
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index d763701cff1b..a2e50ae80b53 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -136,6 +136,8 @@ __be32 ic_myaddr = NONE;		/* My IP address */
 static __be32 ic_netmask = NONE;	/* Netmask for local subnet */
 __be32 ic_gateway = NONE;	/* Gateway IP address */
 
+__be32 ic_addrservaddr = NONE;	/* IP Address of the IP addresses'server */
+
 __be32 ic_servaddr = NONE;	/* Boot server IP address */
 
 __be32 root_server_addr = NONE;	/* Address of NFS server */
@@ -558,6 +560,7 @@ ic_rarp_recv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt
 	if (ic_myaddr == NONE)
 		ic_myaddr = tip;
 	ic_servaddr = sip;
+	ic_addrservaddr = sip;
 	ic_got_reply = IC_RARP;
 
 drop_unlock:
@@ -1068,7 +1071,7 @@ static int __init ic_bootp_recv(struct sk_buff *skb, struct net_device *dev, str
 				ic_servaddr = server_id;
 #ifdef IPCONFIG_DEBUG
 				printk("DHCP: Offered address %pI4 by server %pI4\n",
-				       &ic_myaddr, &ic_servaddr);
+				       &ic_myaddr, &b->iph.saddr);
 #endif
 				/* The DHCP indicated server address takes
 				 * precedence over the bootp header one if
@@ -1113,6 +1116,7 @@ static int __init ic_bootp_recv(struct sk_buff *skb, struct net_device *dev, str
 	ic_dev = dev;
 	ic_myaddr = b->your_ip;
 	ic_servaddr = b->server_ip;
+	ic_addrservaddr = b->iph.saddr;
 	if (ic_gateway == NONE && b->relay_ip)
 		ic_gateway = b->relay_ip;
 	if (ic_nameservers[0] == NONE)
@@ -1268,7 +1272,7 @@ static int __init ic_dynamic(void)
 	printk("IP-Config: Got %s answer from %pI4, ",
 		((ic_got_reply & IC_RARP) ? "RARP"
 		 : (ic_proto_enabled & IC_USE_DHCP) ? "DHCP" : "BOOTP"),
-	       &ic_servaddr);
+	       &ic_addrservaddr);
 	pr_cont("my address is %pI4\n", &ic_myaddr);
 
 	return 0;
diff --git a/net/ipv4/netfilter/ipt_REJECT.c b/net/ipv4/netfilter/ipt_REJECT.c
index 51f13f8ec724..04b18c1ac345 100644
--- a/net/ipv4/netfilter/ipt_REJECT.c
+++ b/net/ipv4/netfilter/ipt_REJECT.c
@@ -81,6 +81,7 @@ static void send_reset(struct sk_buff *oldskb, int hook)
 	niph->saddr	= oiph->daddr;
 	niph->daddr	= oiph->saddr;
 
+	skb_reset_transport_header(nskb);
 	tcph = (struct tcphdr *)skb_put(nskb, sizeof(struct tcphdr));
 	memset(tcph, 0, sizeof(*tcph));
 	tcph->source	= oth->dest;
diff --git a/net/ipv4/netfilter/iptable_nat.c b/net/ipv4/netfilter/iptable_nat.c
index da2c8a368f68..eeaff7e4acb5 100644
--- a/net/ipv4/netfilter/iptable_nat.c
+++ b/net/ipv4/netfilter/iptable_nat.c
@@ -124,23 +124,28 @@ nf_nat_ipv4_fn(unsigned int hooknum,
 			ret = nf_nat_rule_find(skb, hooknum, in, out, ct);
 			if (ret != NF_ACCEPT)
 				return ret;
-		} else
+		} else {
 			pr_debug("Already setup manip %s for ct %p\n",
 				 maniptype == NF_NAT_MANIP_SRC ? "SRC" : "DST",
 				 ct);
+			if (nf_nat_oif_changed(hooknum, ctinfo, nat, out))
+				goto oif_changed;
+		}
 		break;
 
 	default:
 		/* ESTABLISHED */
 		NF_CT_ASSERT(ctinfo == IP_CT_ESTABLISHED ||
 			     ctinfo == IP_CT_ESTABLISHED_REPLY);
-		if (nf_nat_oif_changed(hooknum, ctinfo, nat, out)) {
-			nf_ct_kill_acct(ct, ctinfo, skb);
-			return NF_DROP;
-		}
+		if (nf_nat_oif_changed(hooknum, ctinfo, nat, out))
+			goto oif_changed;
 	}
 
 	return nf_nat_packet(ct, ctinfo, hooknum, skb);
+
+oif_changed:
+	nf_ct_kill_acct(ct, ctinfo, skb);
+	return NF_DROP;
 }
 
 static unsigned int