On Mon, Nov 28, 2016 at 7:36 AM, Arnaldo Carvalho de Melo
<a...@kernel.org> wrote:
> As it may get stale and lead to use after free.
>
> Acked-by: Eric Dumazet <eric.duma...@gmail.com>
> Cc: Alexander Duyck <adu...@mirantis.com>
> Cc: Andrey Konovalov <andreyk...@google.com>
> Fixes: cbc53e08a793 ("GSO: Add GSO type for fixed IPv4 ID")
> Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com>
> ---
> net/ipv4/af_inet.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
> index 5ddf5cda07f4..215143246e4b 100644
> --- a/net/ipv4/af_inet.c
> +++ b/net/ipv4/af_inet.c
> @@ -1233,7 +1233,7 @@ struct sk_buff *inet_gso_segment(struct sk_buff *skb,
> fixedid = !!(skb_shinfo(skb)->gso_type & SKB_GSO_TCP_FIXEDID);
>
> /* fixed ID is invalid if DF bit is not set */
> - if (fixedid && !(iph->frag_off & htons(IP_DF)))
> + if (fixedid && !(ip_hdr(skb)->frag_off & htons(IP_DF)))
> goto out;
> }
>
> --
> 2.9.3
>
Looks good to me.
Acked-by: Alexander Duyck <alexander.h.du...@intel.com>
