[IPv6] route: Convert route 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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5d62026643
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21713ebc4f
1 changed files with 17 additions and 19 deletions
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@ -35,7 +35,6 @@
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#include <linux/netdevice.h>
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#include <linux/in6.h>
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#include <linux/init.h>
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#include <linux/netlink.h>
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#include <linux/if_arp.h>
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#ifdef CONFIG_PROC_FS
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@ -54,6 +53,7 @@
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#include <net/dst.h>
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#include <net/xfrm.h>
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#include <net/netevent.h>
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#include <net/netlink.h>
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#include <asm/uaccess.h>
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@ -2056,27 +2056,25 @@ void inet6_rt_notify(int event, struct rt6_info *rt, struct nlmsghdr *nlh,
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struct netlink_skb_parms *req)
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{
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struct sk_buff *skb;
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int size = NLMSG_SPACE(sizeof(struct rtmsg)+256);
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u32 pid = current->pid;
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u32 seq = 0;
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u32 pid = req ? req->pid : 0;
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u32 seq = nlh ? nlh->nlmsg_seq : 0;
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int payload = sizeof(struct rtmsg) + 256;
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int err = -ENOBUFS;
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if (req)
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pid = req->pid;
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if (nlh)
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seq = nlh->nlmsg_seq;
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skb = alloc_skb(size, gfp_any());
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if (!skb) {
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netlink_set_err(rtnl, 0, RTNLGRP_IPV6_ROUTE, ENOBUFS);
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return;
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}
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if (rt6_fill_node(skb, rt, NULL, NULL, 0, event, pid, seq, 0, 0) < 0) {
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skb = nlmsg_new(nlmsg_total_size(payload), gfp_any());
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if (skb == NULL)
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goto errout;
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err = rt6_fill_node(skb, rt, NULL, NULL, 0, event, pid, seq, 0, 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_ROUTE, 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_ROUTE;
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netlink_broadcast(rtnl, skb, 0, RTNLGRP_IPV6_ROUTE, gfp_any());
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err = rtnl_notify(skb, pid, RTNLGRP_IPV6_ROUTE, nlh, gfp_any());
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errout:
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if (err < 0)
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rtnl_set_sk_err(RTNLGRP_IPV6_ROUTE, err);
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}
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/*
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