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SubjectRe: [GIT PULL] fbdev fixes for v6.2-rc3
On Thu, 5 Jan 2023 at 11:22, Daniel Vetter <daniel@ffwll.ch> wrote:
>
> On Thu, 5 Jan 2023 at 09:14, Helge Deller <deller@gmx.de> wrote:
> >
> > Hi Linus,
> >
> > please pull the fbdev driver updates for 6.2-rc3, to receive
> > fixes for matroxfb, offb, omapfb and fbmem.
> >
> > Thanks,
> > Helge
> >
> > ----
> >
> > The following changes since commit 1b929c02afd37871d5afb9d498426f83432e71c2:
> >
> > Linux 6.2-rc1 (2022-12-25 13:41:39 -0800)
> >
> > are available in the Git repository at:
> >
> > http://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev.git tags/fbdev-for-6.2-rc3
> >
> > for you to fetch changes up to 764043cccd7232a783753a612d628fc0cb7854be:
> >
> > fbdev: omapfb: avoid stack overflow warning (2023-01-04 19:09:40 +0100)
> >
> > ----------------------------------------------------------------
> > fbdev updates for kernel 6.2-rc3:
> >
> > - Fix Matrox G200eW initialization failure
> > - Fix build failure of offb driver when built as module
> > - Optimize stack usage in omapfb
> > - Prevent use-after-free in fbmem
> >
> > ----------------------------------------------------------------
> > Arnd Bergmann (1):
> > fbdev: omapfb: avoid stack overflow warning
> >
> > Hang Zhang (1):
> > fbdev: fbmem: prevent potential use-after-free issues with console_lock()
>
> I looked at this, and even by fbdev locking standards this makes
> absolutely no sense to me. I think this should be dropped before we've
> reached some sort of conclusion on what is going on, or whether this
> is just pure static checker conjecture without fully understanding how
> this is supposed to work really.

Just to close this: Turned out to be some kind of static checker dud
(and unfortunately the commit message didn't even explain that it was
found through some undisclosed static checker, I asked the submitter
to rectify this going forward since they'll likely submit more stuff
like this).
-Daniel

> > Paul Menzel (1):
> > fbdev: matroxfb: G200eW: Increase max memory from 1 MB to 16 MB
> >
> > Randy Dunlap (1):
> > fbdev: make offb driver tristate
> >
> > Xu Panda (2):
> > fbdev: omapfb: use strscpy() to instead of strncpy()
> > fbdev: atyfb: use strscpy() to instead of strncpy()
> >
> > drivers/video/fbdev/Kconfig | 4 ++--
> > drivers/video/fbdev/aty/atyfb_base.c | 3 +--
> > drivers/video/fbdev/core/fbmem.c | 2 ++
> > drivers/video/fbdev/matrox/matroxfb_base.c | 4 ++--
> > drivers/video/fbdev/omap/omapfb_main.c | 5 ++---
> > drivers/video/fbdev/omap2/omapfb/dss/dsi.c | 28 ++++++++++++++++++----------
> > 6 files changed, 27 insertions(+), 19 deletions(-)
>
>
>
> --
> Daniel Vetter
> Software Engineer, Intel Corporation
> http://blog.ffwll.ch



--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch

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