From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Simon Horman <simon.horman@corigine.com>
Cc: Alexander Aring <alex.aring@gmail.com>,
Stefan Schmidt <stefan@datenfreihafen.org>,
linux-wpan@vger.kernel.org,
"David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Eric Dumazet <edumazet@google.com>,
netdev@vger.kernel.org, David Girault <david.girault@qorvo.com>,
Romuald Despres <romuald.despres@qorvo.com>,
Frederic Blain <frederic.blain@qorvo.com>,
Nicolas Schodet <nico@ni.fr.eu.org>,
Guilhem Imberton <guilhem.imberton@qorvo.com>,
Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Subject: Re: [PATCH wpan-next 04/11] mac802154: Handle associating
Date: Fri, 18 Aug 2023 16:17:52 +0200 [thread overview]
Message-ID: <20230818161752.7f6172d0@xps-13> (raw)
In-Reply-To: <ZHoQwKiiAhfu74/U@corigine.com>
Hi Simon,
simon.horman@corigine.com wrote on Fri, 2 Jun 2023 17:54:40 +0200:
> On Thu, Jun 01, 2023 at 05:48:10PM +0200, Miquel Raynal wrote:
> > Joining a PAN officially goes by associating with a coordinator. This
> > coordinator may have been discovered thanks to the beacons it sent in
> > the past. Add support to the MAC layer for these associations, which
> > require:
> > - Sending an association request
> > - Receiving an association response
> >
> > The association response contains the association status, eventually a
> > reason if the association was unsuccessful, and finally a short address
> > that we should use for intra-PAN communication from now on, if we
> > required one (which is the default, and not yet configurable).
> >
> > Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
>
> ...
>
> > diff --git a/net/ieee802154/core.c b/net/ieee802154/core.c
> > index cd69bdbfd59f..8bf01bb7e858 100644
> > --- a/net/ieee802154/core.c
> > +++ b/net/ieee802154/core.c
> > @@ -198,6 +198,18 @@ void wpan_phy_free(struct wpan_phy *phy)
> > }
> > EXPORT_SYMBOL(wpan_phy_free);
> >
> > +static void cfg802154_free_peer_structures(struct wpan_dev *wpan_dev)
> > +{
> > + mutex_lock(&wpan_dev->association_lock);
> > +
> > + if (wpan_dev->parent)
> > + kfree(wpan_dev->parent);
>
> Hi Miquel,
>
> a minor nit from my side: There no need to check for NULL before calling
> kfree, because kfree will do nothing with a NULL argument.
Sorry for the delay, yes of course, I will drop the extra check.
Thanks,
Miquèl
next prev parent reply other threads:[~2023-08-18 14:18 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-01 15:48 [PATCH wpan-next 00/11] ieee802154: Associations between devices Miquel Raynal
2023-06-01 15:48 ` [PATCH wpan-next 01/11] ieee802154: Let PAN IDs be reset Miquel Raynal
2023-06-01 15:48 ` [PATCH wpan-next 02/11] ieee802154: Internal PAN management Miquel Raynal
2023-06-01 15:48 ` [PATCH wpan-next 03/11] ieee802154: Add support for user association requests Miquel Raynal
2023-06-01 15:48 ` [PATCH wpan-next 04/11] mac802154: Handle associating Miquel Raynal
2023-06-02 15:54 ` Simon Horman
2023-08-18 14:17 ` Miquel Raynal [this message]
2023-06-03 10:09 ` Alexander Aring
2023-07-04 11:34 ` Alexander Aring
2023-09-01 15:01 ` Miquel Raynal
2023-09-01 15:31 ` Miquel Raynal
2023-06-01 15:48 ` [PATCH wpan-next 05/11] ieee802154: Add support for user disassociation requests Miquel Raynal
2023-06-01 15:48 ` [PATCH wpan-next 06/11] mac802154: Handle disassociations Miquel Raynal
2023-06-03 11:30 ` Alexander Aring
2023-08-21 9:02 ` Miquel Raynal
2023-06-01 15:48 ` [PATCH wpan-next 07/11] mac802154: Handle association requests from peers Miquel Raynal
2023-06-03 11:28 ` Alexander Aring
2023-08-21 8:52 ` Miquel Raynal
2023-09-01 15:45 ` Miquel Raynal
2023-09-01 16:25 ` Miquel Raynal
2023-06-01 15:48 ` [PATCH wpan-next 08/11] ieee802154: Add support for limiting the number of associated devices Miquel Raynal
2023-06-01 15:48 ` [PATCH wpan-next 09/11] mac802154: Follow " Miquel Raynal
2023-06-01 15:48 ` [PATCH wpan-next 10/11] mac802154: Handle disassociation notifications from peers Miquel Raynal
2023-06-01 15:48 ` [PATCH wpan-next 11/11] ieee802154: Give the user the association list Miquel Raynal
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20230818161752.7f6172d0@xps-13 \
--to=miquel.raynal@bootlin.com \
--cc=alex.aring@gmail.com \
--cc=davem@davemloft.net \
--cc=david.girault@qorvo.com \
--cc=edumazet@google.com \
--cc=frederic.blain@qorvo.com \
--cc=guilhem.imberton@qorvo.com \
--cc=kuba@kernel.org \
--cc=linux-wpan@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=nico@ni.fr.eu.org \
--cc=pabeni@redhat.com \
--cc=romuald.despres@qorvo.com \
--cc=simon.horman@corigine.com \
--cc=stefan@datenfreihafen.org \
--cc=thomas.petazzoni@bootlin.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).