On Thu, May 17, 2018 at 04:16:20PM +0200, Stefan Schmidt wrote:
> Hello Greg.
>
> On 17.05.2018 10:59, Greg KH wrote:
> > On Mon, May 14, 2018 at 05:22:18PM +0200, Stefan Schmidt wrote:
> >> Hello.
> >>
> >>
> >> Please apply f18fa5de5ba7f1d6650951502bb96a6e4715a948
> >>
> >> (net: ieee802154: 6lowpan: fix frag reassembly) to the 4.16.x stable tree.
> >>
> >>
> >> Earlier trees are not needed as the problem was introduced in 4.16.
> >
> > Really? Commit f18fa5de5ba7 ("net: ieee802154: 6lowpan: fix frag
> > reassembly") says it fixes commit 648700f76b03 ("inet: frags: use
> > rhashtables for reassembly units") which did not show up until 4.17-rc1:
> > $ git describe --contains 648700f76b03
> > v4.17-rc1~148^2~20^2~11
> >
> > Also, it did not get backported to 4.16.y, so I don't see how it is
> > needed in 4.16-stable.
>
> I guess its time to blush on my side. During the bisection for the
> commit that introduced the problem I came to the point where it was
> clear to me that it was already in 4.16. This was a while back I have
> have honestly no idea how I did this mistake.
>
> I tested again now with plain 4.16 and it works fine.
> The fix is also in 4.17-rcX where it actually is needed. In the end I am
> glad that it was not introduced and slipped me in an earlier release.
>
> > To verify this, I tried applying the patch, and it totally fails to
> > apply to the 4.16.y tree.
> >
> > So are you _sure_ you want/need this in 4.16? If so, can you provide a
> > working backport that you have verified works?
>
> No backport needed. I simply screwed up when verifying this for 4.16.
> I put on the hat of shame for today and will try harder the next time.
Hey, not a problem, thanks for verifying, 'git describe --contains' is
your friend :)
thanks,
greg k-h
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