---

yaml --- r: 122731 b: refs/heads/master c: b24a251 h: refs/heads/master i: 122729: 3ae7013 122727: 0b89414 v: v3
git-mirror · Dec 16, 2008 · ad5bf19 · ad5bf19
1 parent d2cf1b1
commit ad5bf19
Show file tree

Hide file tree

Showing 3 changed files with 24 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bc02ff95fe4ebd3e5ee7455c0aa6f76ebe39ebca
+refs/heads/master: b24a2516d10751d7ed5afb58420df25370c9dffb
diff --git a/trunk/include/linux/ipv6.h b/trunk/include/linux/ipv6.h
@@ -278,6 +278,7 @@ struct ipv6_pinfo {
 	struct in6_addr 	saddr;
 	struct in6_addr 	rcv_saddr;
 	struct in6_addr		daddr;
+	struct in6_pktinfo	sticky_pktinfo;
 	struct in6_addr		*daddr_cache;
 #ifdef CONFIG_IPV6_SUBTREES
 	struct in6_addr		*saddr_cache;

diff --git a/trunk/net/ipv6/ipv6_sockglue.c b/trunk/net/ipv6/ipv6_sockglue.c
@@ -395,6 +395,28 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
 		break;
 	}
 
+	case IPV6_PKTINFO:
+	{
+		struct in6_pktinfo pkt;
+
+		if (optlen == 0)
+			goto e_inval;
+		else if (optlen < sizeof(struct in6_pktinfo) || optval == NULL)
+			goto e_inval;
+
+		if (copy_from_user(&pkt, optval, optlen)) {
+				retv = -EFAULT;
+				break;
+		}
+		if (sk->sk_bound_dev_if && pkt.ipi6_ifindex != sk->sk_bound_dev_if)
+			goto e_inval;
+
+		np->sticky_pktinfo.ipi6_ifindex = pkt.ipi6_ifindex;
+		ipv6_addr_copy(&np->sticky_pktinfo.ipi6_addr, &pkt.ipi6_addr);
+		retv = 0;
+		break;
+	}
+
 	case IPV6_2292PKTOPTIONS:
 	{
 		struct ipv6_txoptions *opt = NULL;