Subject: Re: [PATCH net-next 00/11] skb_put_zero() used to optimize code

From: Johannes Berg <[email-masked]>
Date: Wed, 14 Jun 2017 18:29:33 +0200

On Wed, 2017-06-14 at 23:00 +0800, yuan linyu wrote:

> sorry, I do them by hand. 

oh, ok.

This seems to work:

@@
identifier p;
expression len;
expression skb;
type t;
@@
-p = (t)skb_put(skb, len);
-memset(p, 0, len);
+p = (t)skb_put_zero(skb, len);

johannes