On Fri, Sep 08, 2023 at 11:38:40AM +0000, Maximilian Heyne
wrote:> On Thu, Sep 07, 2023 at 05:28:25PM +0100, Catalin Marinas wrote:
> > On Thu, Sep 07, 2023 at 02:17:16PM +0000, Maximilian Heyne wrote:
> > > With the recent removal of vm_dev from devres its memory is only
freed
> > > via the callback virtio_mmio_release_dev. However, this only
takes
> > > effect after device_add is called by register_virtio_device.
Until then
> > > it's an unmanaged resource and must be explicitly freed on
error exit.
> > >
> > > This bug was discovered and resolved using Coverity Static
Analysis
> > > Security Testing (SAST) by Synopsys, Inc.
> > >
> > > Cc: <stable at vger.kernel.org>
> > > Fixes: 55c91fedd03d ("virtio-mmio: don't break lifecycle
of vm_dev")
> > > Signed-off-by: Maximilian Heyne <mheyne at amazon.de>
> >
> > Reviewed-by: Catalin Marinas <catalin.marinas at arm.com>
> > Tested-by: Catalin Marinas <catalin.marinas at arm.com>
>
> Who would apply this patch?
The virtio maintainers (Michael, Jason).
> Something seems to have choked my patch so it didn't
> reach lore.kernel.org (message couldn't be delivered due to timeout).
Should I
> try to send it again?
You can send a v3 with the added acks. It's strange that it didn't make
it to lore. I got it as I was cc'ed but checking the archives, it's not
there.
--
Catalin
