Re: [PATCH] net sched: text ematch: zero out ts_state before using it

From: Omar Sandoval
Date: Thu Oct 09 2014 - 17:54:51 EST

On Thu, Oct 09, 2014 at 02:48:54PM -0700, Cong Wang wrote:
> On Thu, Oct 9, 2014 at 9:05 AM, Omar Sandoval <osandov@xxxxxxxxxxx> wrote:
> > textsearch_find zeroes out the offset, but the control buffer (which may or may
> > not matter in this case) needs to be zeroed out as well.
> Why? skb_prepare_seq_read() initializes the cb.
> Also, the comment says:
> * @state: uninitialized textsearch state variable

Mm, thanks, I missed that. It looks like every other caller of skb_find_text is
doing an unnecessary memset in that case. Disregard this, I guess.
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