Re: [PATCH][V2][netdev-next] gre: remove duplicated assignment of iph

From: Nikolay Aleksandrov
Date: Wed Aug 23 2017 - 08:26:28 EST


On 23/08/17 14:59, Colin King wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> iph is being assigned the same value twice; remove the redundant
> first assignment. (Thanks to Nikolay Aleksandrov for pointing out
> that the first asssignment should be removed and not the second)
>
> Fixes warning:
> net/ipv4/ip_gre.c:265:2: warning: Value stored to 'iph' is never read
>
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> ---
> net/ipv4/ip_gre.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
> index 6e8a62289e03..161326f7f10b 100644
> --- a/net/ipv4/ip_gre.c
> +++ b/net/ipv4/ip_gre.c
> @@ -262,7 +262,6 @@ static int erspan_rcv(struct sk_buff *skb, struct tnl_ptk_info *tpi,
> int len;
>
> itn = net_generic(net, erspan_net_id);
> - iph = ip_hdr(skb);
> len = gre_hdr_len + sizeof(*ershdr);
>
> if (unlikely(!pskb_may_pull(skb, len)))
>

LGTM,

Reviewed-by: Nikolay Aleksandrov <nikolay@xxxxxxxxxxxxxxxxxxx>