netdev - Re: [PATCH net-next] liquidio: store the L4 hash of rx packets in skb

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Date:   Mon, 09 Jan 2017 10:51:06 -0800
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     Felix Manlunas <felix.manlunas@...ium.com>
Cc:     davem@...emloft.net, netdev@...r.kernel.org,
        raghu.vatsavayi@...ium.com, derek.chickles@...ium.com,
        satananda.burla@...ium.com
Subject: Re: [PATCH net-next] liquidio: store the L4 hash of rx packets in
 skb

On Fri, 2017-01-06 at 16:55 -0800, Felix Manlunas wrote:
> From: Prasad Kanneganti <prasad.kanneganti@...ium.com>
> 
> Store the L4 hash of received packets in the skb; the hash is computed in
> the NIC firmware.
...

>  
> +		if (rh->r_dh.has_hash) {
> +			u32 hash = be32_to_cpu(*(u32 *)(skb->data + r_dh_off));

sparse should complain on this line, right ?

make C=2 CF=-D__CHECK_ENDIAN__ M=drivers/net/ethernet/cavium