Re: [PATCH 1/1] net: fix deliver_no_wcard regression on loopback device

[Benny Halevy <bhalevy@panasas.com>]

Took in at pnfs-all-2.6.35-rc3-2010-06-17

Thanks!

Benny


On Jun. 16, 2010, 9:02 -0400, Fred Isaman <iisaman@netapp.com> wrote:
> From: John Fastabend <john.r.fastabend@intel.com>
> 
> deliver_no_wcard is not being set in skb_copy_header.
> In the skb_cloned case it is not being cleared and
> may cause the skb to be dropped when the loopback device
> pushes it back up the stack.
> 
> Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
> ---
>  net/core/skbuff.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/net/core/skbuff.c b/net/core/skbuff.c
> index 9f07e74..bcf2fa3 100644
> --- a/net/core/skbuff.c
> +++ b/net/core/skbuff.c
> @@ -532,6 +532,7 @@ static void __copy_skb_header(struct sk_buff *new, const struct sk_buff *old)
>  	new->ip_summed		= old->ip_summed;
>  	skb_copy_queue_mapping(new, old);
>  	new->priority		= old->priority;
> +	new->deliver_no_wcard	= old->deliver_no_wcard;
>  #if defined(CONFIG_IP_VS) || defined(CONFIG_IP_VS_MODULE)
>  	new->ipvs_property	= old->ipvs_property;
>  #endif