Re: [PATCH] fb: omap2: dsi: do not copy isr table

Helge Deller <[email protected]> Sat, 18 Jul 2026 20:51:11 +0200
Newsgroups org.kernel.vger.linux-omap,org.freedesktop.lists.dri-devel,org.kernel.vger.linux-fbdev,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
On 7/2/26 17:50, Andreas Kemnade wrote:
> To te able to unregister stuff from isrs, the corresponding table was
> copied.  Nobody seems to unregister stuff that way, so it does not help.
> But there are stack-allocated objects passed to these isrs giving chances
> of UAF of these objects if irqs are unregistered while they are handled,
> so better do not copy that table.
> 
> Suggested-by: [email protected]
> Signed-off-by: Andreas Kemnade <[email protected]>
> ---
> Fix for drm variant fo driver:
> https://lore.kernel.org/lkml/[email protected]/
> ---
>   drivers/video/fbdev/omap2/omapfb/dss/dsi.c | 9 +--------
>   1 file changed, 1 insertion(+), 8 deletions(-)

applied.

Thanks!
Helge