[IPv6] prefix: Convert prefix 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 2a3be0f..4af741e 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3506,20 +3506,23 @@
struct prefix_info *pinfo)
{
struct sk_buff *skb;
- int size = NLMSG_SPACE(sizeof(struct prefixmsg) + INET6_PREFIX_RTA_SPACE);
+ int payload = sizeof(struct prefixmsg) + INET6_PREFIX_RTA_SPACE;
+ int err = -ENOBUFS;
- skb = alloc_skb(size, GFP_ATOMIC);
- if (!skb) {
- netlink_set_err(rtnl, 0, RTNLGRP_IPV6_PREFIX, ENOBUFS);
- return;
- }
- if (inet6_fill_prefix(skb, idev, pinfo, current->pid, 0, event, 0) < 0) {
+ skb = nlmsg_new(nlmsg_total_size(payload), GFP_ATOMIC);
+ if (skb == NULL)
+ goto errout;
+
+ err = inet6_fill_prefix(skb, idev, pinfo, 0, 0, event, 0);
+ if (err < 0) {
kfree_skb(skb);
- netlink_set_err(rtnl, 0, RTNLGRP_IPV6_PREFIX, EINVAL);
- return;
+ goto errout;
}
- NETLINK_CB(skb).dst_group = RTNLGRP_IPV6_PREFIX;
- netlink_broadcast(rtnl, skb, 0, RTNLGRP_IPV6_PREFIX, GFP_ATOMIC);
+
+ err = rtnl_notify(skb, 0, RTNLGRP_IPV6_PREFIX, NULL, GFP_ATOMIC);
+errout:
+ if (err < 0)
+ rtnl_set_sk_err(RTNLGRP_IPV6_PREFIX, err);
}
static struct rtnetlink_link inet6_rtnetlink_table[RTM_NR_MSGTYPES] = {