On Mon, Aug 09, 2021 at 11:40:13AM +0800, Dongliang Mu wrote:
> On Thu, Aug 5, 2021 at 8:20 PM Greg Kroah-Hartman
> <gre...@linuxfoundation.org> wrote:
> >
> > On Wed, Jul 21, 2021 at 07:11:31PM +0800, Dongliang Mu wrote:
> > > The function tpci200_register called by tpci200_install and
> > > tpci200_unregister called by tpci200_uninstall are in pair. However,
> > > tpci200_unregister has some cleanup operations not in the
> > > tpci200_register. So the error handling code of tpci200_pci_probe has
> > > many different double free issues.
> > >
> > > Fix this problem by moving those cleanup operations out of
> > > tpci200_unregister, into tpci200_pci_remove and reverting
> > > the previous commit 9272e5d0028d
> > >
> > > Reported-by: Dongliang Mu <mudonglianga...@gmail.com>
> > > Fixes: 9272e5d0028d ("ipack/carriers/tpci200: Fix a double free in
> > > tpci200_pci_probe")
> > > Signed-off-by: Dongliang Mu <mudonglianga...@gmail.com>
> > > ---
> > > drivers/ipack/carriers/tpci200.c | 35 ++++++++++++++++----------------
> > > 1 file changed, 17 insertions(+), 18 deletions(-)
> >
> > This needs to be applied to the tree now, and should not depend on your
> > patch 1/3 here as it is a bugfix. Please redo this series and send 2,
> > one to be merged for 5.14-final and to go to the stable kernels, and a
> > separate "clean up things" series that can wait until 5.15-rc1.
>
> No problem. I will send a separate fix.
>
> BTW, how about the PATCH 3/3 in this series [1]? It does not depend on
> PATCH 1/3, however, it does not include the fix to memleak, but also
> moves the unregister function. Shall I send it separately?
>
> [1] https://lkml.org/lkml/2021/7/21/370
Please resend everything, as none of these were applied and are all gone
from my queue.
thanks,
greg k-h
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