Re: [PATCH 046/190] Revert "net/mlx4_core: fix a memory leak bug."

[Tariq Toukan]

On 4/21/2021 3:58 PM, Greg Kroah-Hartman wrote:
> This reverts commit febfd9d3c7f74063e8e630b15413ca91b567f963.
>
> 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@xxxxxxx>
> Cc: David S. Miller <davem@xxxxxxxxxxxxx>
> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> ---
>   drivers/net/ethernet/mellanox/mlx4/fw.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c
> index f6cfec81ccc3..380e027ba5df 100644
> --- a/drivers/net/ethernet/mellanox/mlx4/fw.c
> +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c
> @@ -2734,7 +2734,7 @@ void mlx4_opreq_action(struct work_struct *work)
>   		if (err) {
>   			mlx4_err(dev, "Failed to retrieve required operation: %d\n",
>   				 err);
> -			goto out;
> +			return;
>   		}
>   		MLX4_GET(modifier, outbox, GET_OP_REQ_MODIFIER_OFFSET);
>   		MLX4_GET(token, outbox, GET_OP_REQ_TOKEN_OFFSET);

Reviewed-by: Tariq Toukan <tariqt@xxxxxxxxxx>

The original commit febfd9d3c7f74063e8e630b15413ca91b567f963 is a bad 
commit. Not to be re-submitted.

Regards,
Tariq