From: Krister Johansen <kjlx@templeofstupid•com>
To: Aaron Conole <aconole@redhat•com>
Cc: David Miller <davem@davemloft•net>,
kjlx@templeofstupid•com, maheshb@google•com,
netdev@vger•kernel.org
Subject: Re: [PATCH] Ipvlan should return an error when an address is already in use.
Date: Wed, 4 Jan 2017 02:09:01 -0800 [thread overview]
Message-ID: <20170104100901.GF3009@templeofstupid.com> (raw)
In-Reply-To: <f7ta8b87xqc.fsf@redhat.com>
On Tue, Jan 03, 2017 at 02:24:43PM -0500, Aaron Conole wrote:
> David Miller <davem@davemloft•net> writes:
>
> > From: Aaron Conole <aconole@redhat•com>
> > Date: Tue, 03 Jan 2017 10:50:00 -0500
> >
> >>> @@ -489,7 +490,12 @@ static int __inet_insert_ifa(struct in_ifaddr *ifa, struct nlmsghdr *nlh,
> >>> Notifier will trigger FIB update, so that
> >>> listeners of netlink will know about new ifaddr */
> >>> rtmsg_ifa(RTM_NEWADDR, ifa, nlh, portid);
> >>> - blocking_notifier_call_chain(&inetaddr_chain, NETDEV_UP, ifa);
> >>> + ret = blocking_notifier_call_chain(&inetaddr_chain, NETDEV_UP, ifa);
> >>
> >> Why are you doing this assignment if you aren't using the result?
> >>
> >>> + ret = notifier_to_errno(ret);
> >>> + if (ret) {
> >>> + __inet_del_ifa(in_dev, ifap, 1, NULL, portid);
> >>> + return ret;
> >>> + }
> >
> > 'ret' assignment is being used, via notifier_to_errno().
>
> d'oh! should have had more coffee - sorry for the noise.
No worries, and thanks for taking a look. That was from checkpatch,
which complained when I wrote it as:
if ((ret = notifier_to_errno(ret)) != 0) {
-K
prev parent reply other threads:[~2017-01-04 10:40 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-31 4:10 [PATCH] Ipvlan should return an error when an address is already in use Krister Johansen
2017-01-02 3:26 ` David Miller
2017-01-04 10:04 ` Krister Johansen
2017-06-08 20:12 ` [PATCH v2 net-next] " Krister Johansen
2017-06-09 16:26 ` David Miller
2017-06-09 17:13 ` Krister Johansen
2017-06-09 17:15 ` David Miller
2017-06-09 17:25 ` Krister Johansen
2017-01-03 15:50 ` [PATCH] " Aaron Conole
2017-01-03 15:55 ` David Miller
2017-01-03 19:24 ` Aaron Conole
2017-01-04 10:09 ` Krister Johansen [this message]
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