2018-12-12 12:29:16

by Jens Wiklander

Subject: [GIT PULL] tee driver fix for v4.21

Hello arm-soc maintainers,

Please pull this tee driver fix for a possible double list_del() in the
OP-TEE driver while uninitializing.

Thanks,
Jens

The following changes since commit 40e020c129cfc991e8ab4736d2665351ffd1468d:

Linux 4.20-rc6 (2018-12-09 15:31:00 -0800)

are available in the Git repository at:

https://git.linaro.org/people/jens.wiklander/linux-tee.git tags/tee-subsys-fix-for-4.21

for you to fetch changes up to b2d102bd0146d9eb1fa630ca0cd19a15ef2f74c8:

tee: optee: avoid possible double list_del() (2018-12-11 14:38:21 +0100)

----------------------------------------------------------------
Avoid possible double list_del in supplicant comms

A fix for the OP-TEE driver to avoid possible double list_del during
tee-supplicant communication while the system is shutting down.

----------------------------------------------------------------
Zhizhou Zhang (1):
tee: optee: avoid possible double list_del()

drivers/tee/optee/supp.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)

2018-12-12 22:18:11

by Olof Johansson

Subject: Re: [GIT PULL] tee driver fix for v4.21

On Wed, Dec 12, 2018 at 01:28:00PM +0100, Jens Wiklander wrote:
> Hello arm-soc maintainers,
>
> Please pull this tee driver fix for a possible double list_del() in the
> OP-TEE driver while uninitializing.
>
> Thanks,
> Jens
>
> The following changes since commit 40e020c129cfc991e8ab4736d2665351ffd1468d:
>
> Linux 4.20-rc6 (2018-12-09 15:31:00 -0800)
>
> are available in the Git repository at:
>
> https://git.linaro.org/people/jens.wiklander/linux-tee.git tags/tee-subsys-fix-for-4.21
>
> for you to fetch changes up to b2d102bd0146d9eb1fa630ca0cd19a15ef2f74c8:
>
> tee: optee: avoid possible double list_del() (2018-12-11 14:38:21 +0100)
>
> ----------------------------------------------------------------
> Avoid possible double list_del in supplicant comms
>
> A fix for the OP-TEE driver to avoid possible double list_del during
> tee-supplicant communication while the system is shutting down.

Do you want this for 4.20 or 4.21? Seems like .20 material to me but the tag
name is 4.21.


-Olof

2018-12-13 07:30:28

by Jens Wiklander

Subject: Re: [GIT PULL] tee driver fix for v4.21

On Wed, Dec 12, 2018 at 11:16 PM Olof Johansson <[email protected]> wrote:
>
> On Wed, Dec 12, 2018 at 01:28:00PM +0100, Jens Wiklander wrote:
> > Hello arm-soc maintainers,
> >
> > Please pull this tee driver fix for a possible double list_del() in the
> > OP-TEE driver while uninitializing.
> >
> > Thanks,
> > Jens
> >
> > The following changes since commit 40e020c129cfc991e8ab4736d2665351ffd1468d:
> >
> > Linux 4.20-rc6 (2018-12-09 15:31:00 -0800)
> >
> > are available in the Git repository at:
> >
> > https://git.linaro.org/people/jens.wiklander/linux-tee.git tags/tee-subsys-fix-for-4.21
> >
> > for you to fetch changes up to b2d102bd0146d9eb1fa630ca0cd19a15ef2f74c8:
> >
> > tee: optee: avoid possible double list_del() (2018-12-11 14:38:21 +0100)
> >
> > ----------------------------------------------------------------
> > Avoid possible double list_del in supplicant comms
> >
> > A fix for the OP-TEE driver to avoid possible double list_del during
> > tee-supplicant communication while the system is shutting down.
>
> Do you want this for 4.20 or 4.21? Seems like .20 material to me but the tag
> name is 4.21.

It's just that we're so late in the 4.20 cycle. If you're OK with
taking it now I'm happy with that.

Thanks,
Jens

2018-12-31 22:21:03

by Olof Johansson

Subject: Re: [GIT PULL] tee driver fix for v4.21

On Thu, Dec 13, 2018 at 08:29:06AM +0100, Jens Wiklander wrote:
> On Wed, Dec 12, 2018 at 11:16 PM Olof Johansson <[email protected]> wrote:
> >
> > On Wed, Dec 12, 2018 at 01:28:00PM +0100, Jens Wiklander wrote:
> > > Hello arm-soc maintainers,
> > >
> > > Please pull this tee driver fix for a possible double list_del() in the
> > > OP-TEE driver while uninitializing.
> > >
> > > Thanks,
> > > Jens
> > >
> > > The following changes since commit 40e020c129cfc991e8ab4736d2665351ffd1468d:
> > >
> > > Linux 4.20-rc6 (2018-12-09 15:31:00 -0800)
> > >
> > > are available in the Git repository at:
> > >
> > > https://git.linaro.org/people/jens.wiklander/linux-tee.git tags/tee-subsys-fix-for-4.21
> > >
> > > for you to fetch changes up to b2d102bd0146d9eb1fa630ca0cd19a15ef2f74c8:
> > >
> > > tee: optee: avoid possible double list_del() (2018-12-11 14:38:21 +0100)
> > >
> > > ----------------------------------------------------------------
> > > Avoid possible double list_del in supplicant comms
> > >
> > > A fix for the OP-TEE driver to avoid possible double list_del during
> > > tee-supplicant communication while the system is shutting down.
> >
> > Do you want this for 4.20 or 4.21? Seems like .20 material to me but the tag
> > name is 4.21.
>
> It's just that we're so late in the 4.20 cycle. If you're OK with
> taking it now I'm happy with that.

I dropped the ball on this before the holidays, I've queued it up in
a next/late branch now so we'll send it in towards the end of the merge window.


-Olof