Re: [PATCH] drop_monitor: consider inserted data in genlmsg_end

From: David Miller
Date: Mon Jan 02 2017 - 19:34:16 EST


From: Reiter Wolfgang <wr0112358@xxxxxxxxx>
Date: Tue, 3 Jan 2017 00:34:10 +0100

> Final nlmsg_len field update must reflect inserted net_dm_drop_point
> data.
>
> This patch depends on previous patch:
> "drop_monitor: add missing call to genlmsg_end"
>
> Signed-off-by: Reiter Wolfgang <wr0112358@xxxxxxxxx>

Several coding style errors:

> @@ -112,6 +111,12 @@ static struct sk_buff *reset_per_cpu_data(struct per_cpu_dm_data *data)
> swap(data->skb, skb);
> spin_unlock_irqrestore(&data->lock, flags);
>
> + if(skb) {

There must be a space between "if" and "(skb)"

> + struct nlmsghdr *nlh = (struct nlmsghdr *)skb->data;
> + struct genlmsghdr *gnlh = (struct genlmsghdr *)nlmsg_data(nlh);
> + genlmsg_end(skb, genlmsg_data(gnlh));
> + }

There should be an empty line between the local variable declarations
and actual code.