From: Thomas Graf <tgraf@suug.ch>
Date: Tue, 15 Aug 2006 07:35:47 +0000 (-0700)
Subject: [IPv6] link: Convert link notifications to use rtnl_notify()
X-Git-Tag: v2.6.19-rc1~1272^2~251
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8d7a76c9b17866f426fcbb531c81af7a1f53e071;p=linux-2.6

[IPv6] link: Convert link notifications to use rtnl_notify()

Fixes a wrong use of current->pid as netlink pid.

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 81e9ef1467..2a3be0f1c5 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3438,20 +3438,23 @@ static int inet6_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
 void inet6_ifinfo_notify(int event, struct inet6_dev *idev)
 {
 	struct sk_buff *skb;
-	int size = NLMSG_SPACE(sizeof(struct ifinfomsg) + INET6_IFINFO_RTA_SPACE);
+	int payload = sizeof(struct ifinfomsg) + INET6_IFINFO_RTA_SPACE;
+	int err = -ENOBUFS;
 	
-	skb = alloc_skb(size, GFP_ATOMIC);
-	if (!skb) {
-		netlink_set_err(rtnl, 0, RTNLGRP_IPV6_IFINFO, ENOBUFS);
-		return;
-	}
-	if (inet6_fill_ifinfo(skb, idev, current->pid, 0, event, 0) < 0) {
+	skb = nlmsg_new(nlmsg_total_size(payload), GFP_ATOMIC);
+	if (skb == NULL)
+		goto errout;
+
+	err = inet6_fill_ifinfo(skb, idev, 0, 0, event, 0);
+	if (err < 0) {
 		kfree_skb(skb);
-		netlink_set_err(rtnl, 0, RTNLGRP_IPV6_IFINFO, EINVAL);
-		return;
+		goto errout;
 	}
-	NETLINK_CB(skb).dst_group = RTNLGRP_IPV6_IFINFO;
-	netlink_broadcast(rtnl, skb, 0, RTNLGRP_IPV6_IFINFO, GFP_ATOMIC);
+
+	err = rtnl_notify(skb, 0, RTNLGRP_IPV6_IFADDR, NULL, GFP_ATOMIC);
+errout:
+	if (err < 0)
+		rtnl_set_sk_err(RTNLGRP_IPV6_IFADDR, err);
 }
 
 /* Maximum length of prefix_cacheinfo attributes */