Re: [PATCH 089/190] Revert "PCI: endpoint: Fix a potential NULL pointer dereference"

Greg Kroah-Hartman
2021-04-22T09:40:32Z

On Thu, Apr 22, 2021 at 10:31:11AM +0100, Lorenzo Pieralisi wrote:
> On Wed, Apr 21, 2021 at 02:59:24PM +0200, Greg Kroah-Hartman wrote:
> > This reverts commit 507b820009a457afa78202da337bcb56791fbb12.
> >
> > Commits from @umn.edu addresses have been found to be submitted in "bad
> > faith" to try to test the kernel community's ability to review "known
> > malicious" changes. The result of these submissions can be found in a
> > paper published at the 42nd IEEE Symposium on Security and Privacy
> > entitled, "Open Source Insecurity: Stealthily Introducing
> > Vulnerabilities via Hypocrite Commits" written by Qiushi Wu (University
> > of Minnesota) and Kangjie Lu (University of Minnesota).
> >
> > Because of this, all submissions from this group must be reverted from
> > the kernel tree and will need to be re-reviewed again to determine if
> > they actually are a valid fix. Until that work is complete, remove this
> > change to ensure that no problems are being introduced into the
> > codebase.
> >
> > Cc: Kangjie Lu <kjlu@umn.edu>
> > Cc: commit log and code update]
>
> Hi Greg,
>
> first off, thank you for doing this.
>
> This Cc should be fixed up if we go ahead with the revert (I can
> take the revert via the PCI tree and fix it up myself).
>
> I totally understand your concern (and the nuisance it is causing), the
> commit we are reverting looked and looks legit - just let me know
> how it is best to handle this please.

I'll fix up all improper Cc: lines, that was my dumb script trying to
catch who was on the reverted patch, when I apply these.

I can take this through my tree, but as you said, if the original commit
here really is fine, that's great, I'll drop this.

Thanks for the review!

greg k-h