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netlink: Rename pid to portid to avoid confusion

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It is a frequent mistake to confuse the netlink port identifier with a
process identifier.  Try to reduce this confusion by renaming fields
that hold port identifiers portid instead of pid.

I have carefully avoided changing the structures exported to
userspace to avoid changing the userspace API.

I have successfully built an allyesconfig kernel with this change.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Acked-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric W. Biederman 2012-09-07 20:12:54 +00:00 • committed by David S. Miller
parent 9f00d9776b
commit 15e473046c
75 changed files with 728 additions and 728 deletions
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6
net/ipv4/udp_diag.c
View file

@ -26,7 +26,7 @@ static int sk_diag_dump(struct sock *sk, struct sk_buff *skb,
return inet_sk_diag_fill(sk, NULL, skb, req,
sk_user_ns(NETLINK_CB(cb->skb).ssk),
NETLINK_CB(cb->skb).pid,
NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI, cb->nlh);
}
@ -72,14 +72,14 @@ static int udp_dump_one(struct udp_table *tbl, struct sk_buff *in_skb,
err = inet_sk_diag_fill(sk, NULL, rep, req,
sk_user_ns(NETLINK_CB(in_skb).ssk),
NETLINK_CB(in_skb).pid,
NETLINK_CB(in_skb).portid,
nlh->nlmsg_seq, 0, nlh);
if (err < 0) {
WARN_ON(err == -EMSGSIZE);
kfree_skb(rep);
goto out;
}
err = netlink_unicast(net->diag_nlsk, rep, NETLINK_CB(in_skb).pid,
err = netlink_unicast(net->diag_nlsk, rep, NETLINK_CB(in_skb).portid,
MSG_DONTWAIT);
if (err > 0)
err = 0;