ACK: [SRU][F/B][PATCH 1/1] gtp: add GTPA_LINK info to msg sent to userspace

[Stefan Bader]

On 16.09.20 17:32, William Breathitt Gray wrote:
> From: Nicolas Dichtel <nicolas.dichtel at 6wind.com>
> 
> BugLink: https://bugs.launchpad.net/bugs/1894605
> 
> During a dump, this attribute is essential, it enables the userspace to
> know on which interface the context is linked to.
> 
> Fixes: 459aa660eb1d ("gtp: add initial driver for datapath of GPRS Tunneling Protocol (GTP-U)")
> Signed-off-by: Nicolas Dichtel <nicolas.dichtel at 6wind.com>
> Tested-by: Gabriel Ganne <gabriel.ganne at 6wind.com>
> Signed-off-by: David S. Miller <davem at davemloft.net>
> (cherry picked from commit b274e47d9e3f4dcd4ad4028a316ec22dc4533ac7)
> Signed-off-by: William Breathitt Gray <william.gray at canonical.com>
Acked-by: Stefan Bader <stefan.bader at canonical.com>
> ---
>  drivers/net/gtp.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c
> index d89ec99abcd6..634bdea38ecb 100644
> --- a/drivers/net/gtp.c
> +++ b/drivers/net/gtp.c
> @@ -1182,6 +1182,7 @@ static int gtp_genl_fill_info(struct sk_buff *skb, u32 snd_portid, u32 snd_seq,
>  		goto nlmsg_failure;
>  
>  	if (nla_put_u32(skb, GTPA_VERSION, pctx->gtp_version) ||
> +	    nla_put_u32(skb, GTPA_LINK, pctx->dev->ifindex) ||
>  	    nla_put_be32(skb, GTPA_PEER_ADDRESS, pctx->peer_addr_ip4.s_addr) ||
>  	    nla_put_be32(skb, GTPA_MS_ADDRESS, pctx->ms_addr_ip4.s_addr))
>  		goto nla_put_failure;
> 


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