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Message-ID: <a1e799946f166d6c7ca9b8dd85835c023ebf29c7.camel@sipsolutions.net>
Subject: Re: Splat from net/wireless/wext-core.c
From:   Johannes Berg <johannes@sipsolutions.net>
To:     Larry Finger <Larry.Finger@lwfinger.net>,
        linux-wireless <linux-wireless@vger.kernel.org>
Date:   Fri, 14 Oct 2022 23:59:33 +0200
In-Reply-To: <41d85c23-2735-ed7a-21b9-36b9f7be5439@lwfinger.net>
References: <988d4c5c-a9a4-2f16-aa3c-e15778c04d46@lwfinger.net>
         <5da63402ee109ab6df3e0cdbaab3ddaa2156ab8c.camel@sipsolutions.net>
         <41d85c23-2735-ed7a-21b9-36b9f7be5439@lwfinger.net>
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On Fri, 2022-10-14 at 15:16 -0500, Larry Finger wrote:
> On 10/14/22 11:57, Johannes Berg wrote:
> > On Fri, 2022-10-14 at 11:49 -0500, Larry Finger wrote:
> > > Hi,
> > >=20
> > > With a recent pull from kernel mainline, I am getting a log splat sho=
wn below:
> > >=20
> > > [   29.369446] ------------[ cut here ]------------
> > > [   29.369447] memcpy: detected field-spanning write (size 16) of sin=
gle field
> > > "&compat_event->pointer" at net/wireless/wext-core.c:623 (size 4)
> >=20
> >=20
> > Yeah fixed by commit e3e6e1d16a4c ("wifi: wext: use flex array
> > destination for memcpy()") I think?
>=20
> Sorry for the noise. That commit was merged when I did a new pull on main=
line.=20

No worries!

> My log is clean now.
>=20

Good to hear, I haven't built a kernel in the right way so far to see
this :)

johannes