[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>
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@ -3506,20 +3506,23 @@ static void inet6_prefix_notify(int event, struct inet6_dev *idev,
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struct prefix_info *pinfo)
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{
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struct sk_buff *skb;
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int size = NLMSG_SPACE(sizeof(struct prefixmsg) + INET6_PREFIX_RTA_SPACE);
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int payload = sizeof(struct prefixmsg) + INET6_PREFIX_RTA_SPACE;
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int err = -ENOBUFS;
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skb = alloc_skb(size, GFP_ATOMIC);
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if (!skb) {
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netlink_set_err(rtnl, 0, RTNLGRP_IPV6_PREFIX, ENOBUFS);
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return;
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}
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if (inet6_fill_prefix(skb, idev, pinfo, current->pid, 0, event, 0) < 0) {
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skb = nlmsg_new(nlmsg_total_size(payload), GFP_ATOMIC);
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if (skb == NULL)
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goto errout;
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err = inet6_fill_prefix(skb, idev, pinfo, 0, 0, event, 0);
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if (err < 0) {
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kfree_skb(skb);
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netlink_set_err(rtnl, 0, RTNLGRP_IPV6_PREFIX, EINVAL);
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return;
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goto errout;
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}
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NETLINK_CB(skb).dst_group = RTNLGRP_IPV6_PREFIX;
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netlink_broadcast(rtnl, skb, 0, RTNLGRP_IPV6_PREFIX, GFP_ATOMIC);
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err = rtnl_notify(skb, 0, RTNLGRP_IPV6_PREFIX, NULL, GFP_ATOMIC);
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errout:
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if (err < 0)
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rtnl_set_sk_err(RTNLGRP_IPV6_PREFIX, err);
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}
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static struct rtnetlink_link inet6_rtnetlink_table[RTM_NR_MSGTYPES] = {
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