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From: Shannon Nelson <shannon.nelson@oracle.com>
To: Dan Carpenter <dan.carpenter@oracle.com>,
	Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Cc: "David S. Miller" <davem@davemloft.net>,
	intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org,
	kernel-janitors@vger.kernel.org
Subject: Re: [PATCH] ixgbevf: off by one in ixgbevf_ipsec_tx()
Date: Wed, 19 Sep 2018 08:28:08 -0700	[thread overview]
Message-ID: <c7622bdf-c209-1871-68a1-744f0987dba3@oracle.com> (raw)
In-Reply-To: <20180919103529.GC9238@mwanda>

On 9/19/2018 3:35 AM, Dan Carpenter wrote:
> The ipsec->tx_tbl[] array has IXGBE_IPSEC_MAX_SA_COUNT elements so the >
> should be a >=.
> 
> Fixes: 0062e7cc955e ("ixgbevf: add VF IPsec offload code")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Signed-off-by: Shannon Nelson <shannon.nelson@oracle.com>

> 
> diff --git a/drivers/net/ethernet/intel/ixgbevf/ipsec.c b/drivers/net/ethernet/intel/ixgbevf/ipsec.c
> index 997cea675a37..4fcbeffce52b 100644
> --- a/drivers/net/ethernet/intel/ixgbevf/ipsec.c
> +++ b/drivers/net/ethernet/intel/ixgbevf/ipsec.c
> @@ -470,7 +470,7 @@ int ixgbevf_ipsec_tx(struct ixgbevf_ring *tx_ring,
>   	}
>   
>   	sa_idx = xs->xso.offload_handle - IXGBE_IPSEC_BASE_TX_INDEX;
> -	if (unlikely(sa_idx > IXGBE_IPSEC_MAX_SA_COUNT)) {
> +	if (unlikely(sa_idx >= IXGBE_IPSEC_MAX_SA_COUNT)) {
>   		netdev_err(tx_ring->netdev, "%s: bad sa_idx=%d handle=%lu\n",
>   			   __func__, sa_idx, xs->xso.offload_handle);
>   		return 0;
> 

      reply	other threads:[~2018-09-19 21:06 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-19 10:35 [PATCH] ixgbevf: off by one in ixgbevf_ipsec_tx() Dan Carpenter
2018-09-19 15:28 ` Shannon Nelson [this message]

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