X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=net%2Fipv6%2Fipv6_sockglue.c;h=286c86735aed7772f6851228026d0a633a1d45bd;hb=132a69c6cc3dfa7fa354a88128acee7e6ee7082b;hp=de6b91981b30611b0cd63ea8d14a304b34387c27;hpb=97d41e90fe61399b99d74820cb7f2d6e0fbac91d;p=linux-2.6-omap-h63xx.git

diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index de6b91981b3..286c86735ae 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -1,9 +1,9 @@
 /*
  *	IPv6 BSD socket options interface
- *	Linux INET6 implementation 
+ *	Linux INET6 implementation
  *
  *	Authors:
- *	Pedro Roque		<roque@di.fc.ul.pt>	
+ *	Pedro Roque		<roque@di.fc.ul.pt>
  *
  *	Based on linux/net/ipv4/ip_sockglue.c
  *
@@ -31,7 +31,6 @@
 #include <linux/types.h>
 #include <linux/socket.h>
 #include <linux/sockios.h>
-#include <linux/sched.h>
 #include <linux/net.h>
 #include <linux/in6.h>
 #include <linux/netdevice.h>
@@ -51,6 +50,7 @@
 #include <net/inet_common.h>
 #include <net/tcp.h>
 #include <net/udp.h>
+#include <net/udplite.h>
 #include <net/xfrm.h>
 
 #include <asm/uaccess.h>
@@ -163,7 +163,7 @@ out:
 }
 
 static struct packet_type ipv6_packet_type = {
-	.type = __constant_htons(ETH_P_IPV6), 
+	.type = __constant_htons(ETH_P_IPV6),
 	.func = ipv6_rcv,
 	.gso_send_check = ipv6_gso_send_check,
 	.gso_segment = ipv6_gso_segment,
@@ -239,6 +239,7 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
 			struct sk_buff *pktopt;
 
 			if (sk->sk_protocol != IPPROTO_UDP &&
+			    sk->sk_protocol != IPPROTO_UDPLITE &&
 			    sk->sk_protocol != IPPROTO_TCP)
 				break;
 
@@ -276,11 +277,15 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
 				sk->sk_family = PF_INET;
 				tcp_sync_mss(sk, icsk->icsk_pmtu_cookie);
 			} else {
+				struct proto *prot = &udp_prot;
+
+				if (sk->sk_protocol == IPPROTO_UDPLITE)
+					prot = &udplite_prot;
 				local_bh_disable();
 				sock_prot_dec_use(sk->sk_prot);
-				sock_prot_inc_use(&udp_prot);
+				sock_prot_inc_use(prot);
 				local_bh_enable();
-				sk->sk_prot = &udp_prot;
+				sk->sk_prot = prot;
 				sk->sk_socket->ops = &inet_dgram_ops;
 				sk->sk_family = PF_INET;
 			}
@@ -314,7 +319,7 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
 		np->rxopt.bits.rxinfo = valbool;
 		retv = 0;
 		break;
-		
+
 	case IPV6_2292PKTINFO:
 		np->rxopt.bits.rxoinfo = valbool;
 		retv = 0;
@@ -370,7 +375,7 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
 		np->tclass = val;
 		retv = 0;
 		break;
-		
+
 	case IPV6_RECVTCLASS:
 		np->rxopt.bits.rxtclass = valbool;
 		retv = 0;
@@ -813,6 +818,7 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname,
 	switch (optname) {
 	case IPV6_ADDRFORM:
 		if (sk->sk_protocol != IPPROTO_UDP &&
+		    sk->sk_protocol != IPPROTO_UDPLITE &&
 		    sk->sk_protocol != IPPROTO_TCP)
 			return -EINVAL;
 		if (sk->sk_state != TCP_ESTABLISHED)
@@ -886,7 +892,7 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname,
 	case IPV6_MTU:
 	{
 		struct dst_entry *dst;
-		val = 0;	
+		val = 0;
 		lock_sock(sk);
 		dst = sk_dst_get(sk);
 		if (dst) {
@@ -971,12 +977,27 @@ static int do_ipv6_getsockopt(struct sock *sk, int level, int optname,
 		break;
 
 	case IPV6_UNICAST_HOPS:
-		val = np->hop_limit;
-		break;
-
 	case IPV6_MULTICAST_HOPS:
-		val = np->mcast_hops;
+	{
+		struct dst_entry *dst;
+
+		if (optname == IPV6_UNICAST_HOPS)
+			val = np->hop_limit;
+		else
+			val = np->mcast_hops;
+
+		dst = sk_dst_get(sk);
+		if (dst) {
+			if (val < 0)
+				val = dst_metric(dst, RTAX_HOPLIMIT);
+			if (val < 0)
+				val = ipv6_get_hoplimit(dst->dev);
+			dst_release(dst);
+		}
+		if (val < 0)
+			val = ipv6_devconf.hop_limit;
 		break;
+	}
 
 	case IPV6_MULTICAST_LOOP:
 		val = np->mc_loop;