linux-kernel - Re: [PATCH net-next] staging: octeon: fix build failure with XFRM enabled

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Date:   Fri, 21 Dec 2018 15:27:27 -0800
From:   Guenter Roeck <linux@...ck-us.net>
To:     Florian Westphal <fw@...len.de>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        devel@...verdev.osuosl.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH net-next] staging: octeon: fix build failure with XFRM
 enabled

On Fri, Dec 21, 2018 at 09:57:26PM +0100, Florian Westphal wrote:
> skb->sp doesn't exist anymore in the next-next tree, so mips defconfig
> no longer builds.  Use helper instead to reset the secpath.
> 
> Not even compile tested.
> 
It does fix the build error.

Tested-by: Guenter Roeck <linux@...ck-us.net>

> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Reported-by: Guenter Roeck <linux@...ck-us.net>
> Fixes: 4165079ba328d ("net: switch secpath to use skb extension infrastructure")
> Signed-off-by: Florian Westphal <fw@...len.de>
> ---
>  Greg, David:
> 
>  The patch will not break build for a tree that lacks the 'Fixes'
>  commit, so this can also go in via staging tree.
>  OTOH, net-next build is broken for mips/octeon, so I think in
>  this case net-next might make more sense?
> 
> diff --git a/drivers/staging/octeon/ethernet-tx.c b/drivers/staging/octeon/ethernet-tx.c
> index df3441b815bb..317c9720467c 100644
> --- a/drivers/staging/octeon/ethernet-tx.c
> +++ b/drivers/staging/octeon/ethernet-tx.c
> @@ -359,8 +359,7 @@ int cvm_oct_xmit(struct sk_buff *skb, struct net_device *dev)
>  	dst_release(skb_dst(skb));
>  	skb_dst_set(skb, NULL);
>  #ifdef CONFIG_XFRM
> -	secpath_put(skb->sp);
> -	skb->sp = NULL;
> +	secpath_reset(skb);
>  #endif
>  	nf_reset(skb);
>  
> -- 
> 2.19.2
>