linux-kernel - Re: [PATCH 050/190] Revert "nfp: abm: fix a memory leak bug"

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Message-ID: <20210421090315.11cc4eaf@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Wed, 21 Apr 2021 09:03:15 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org, Qiushi Wu <wu000273@....edu>,
        "David S . Miller" <davem@...emloft.net>,
        oss-drivers@...ronome.com,
        Simon Horman <simon.horman@...ronome.com>
Subject: Re: [PATCH 050/190] Revert "nfp: abm: fix a memory leak bug"

On Wed, 21 Apr 2021 14:58:45 +0200 Greg Kroah-Hartman wrote:
> This reverts commit bd4af432cc71b5fbfe4833510359a6ad3ada250d.
> 
> 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: Qiushi Wu <wu000273@....edu>
> Cc: Jakub Kicinski <kuba@...nel.org>
> Cc: David S. Miller <davem@...emloft.net>
> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> ---
>  drivers/net/ethernet/netronome/nfp/abm/main.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/net/ethernet/netronome/nfp/abm/main.c b/drivers/net/ethernet/netronome/nfp/abm/main.c
> index bdbf0726145e..341773b43a4d 100644
> --- a/drivers/net/ethernet/netronome/nfp/abm/main.c
> +++ b/drivers/net/ethernet/netronome/nfp/abm/main.c
> @@ -283,7 +283,6 @@ nfp_abm_vnic_set_mac(struct nfp_pf *pf, struct nfp_abm *abm, struct nfp_net *nn,
>  	if (!nfp_nsp_has_hwinfo_lookup(nsp)) {
>  		nfp_warn(pf->cpp, "NSP doesn't support PF MAC generation\n");
>  		eth_hw_addr_random(nn->dp.netdev);
> -		nfp_nsp_close(nsp);
>  		return;
>  	}
>  

This one still looks correct to me :S