linux-kernel - Re: [PATCH 028/190] Revert "RDMA/rvt: Fix potential memory leak caused by rvt_alloc

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Message-ID: <20210421141105.GK1370958@nvidia.com>
Date:   Wed, 21 Apr 2021 11:11:05 -0300
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org, Aditya Pakki <pakki001@....edu>,
        Dennis Dalessandro <dennis.dalessandro@...el.com>
Subject: Re: [PATCH 028/190] Revert "RDMA/rvt: Fix potential memory leak
 caused by rvt_alloc_rq"

On Wed, Apr 21, 2021 at 02:58:23PM +0200, Greg Kroah-Hartman wrote:
> This reverts commit 90a239ee25fa3a483facec3de7c144361a3d3a51.
> 
> 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: https
> Cc: Aditya Pakki <pakki001@....edu>
> Cc: Dennis Dalessandro <dennis.dalessandro@...el.com>
> Cc: Jason Gunthorpe <jgg@...lanox.com>
> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> ---
>  drivers/infiniband/sw/rdmavt/qp.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)

While I don't see anything obviously wrong here it is tricky enough
that I would revert it unless Dennis says otherwise.

Jason