Re: memory leak in net/sched/ipt.c?

[Herbert Xu <herbert@gondor.apana.org.au>]

Yichen Xie <yxie@cs.stanford.edu> wrote:
> Is the memory block allocated on line 315 leaked every time tcp_ipt_dump 
> is called?

It seems to be.  This patch should free it.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

BTW, please report networking bugs to netdev@oss.sgi.com.

Thanks,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
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--
===== net/sched/ipt.c 1.14 vs edited =====
--- 1.14/net/sched/ipt.c	2005-02-07 16:39:40 +11:00
+++ edited/net/sched/ipt.c	2005-03-23 22:28:13 +11:00
@@ -284,10 +284,12 @@
 	tm.lastuse = jiffies_to_clock_t(jiffies - p->tm.lastuse);
 	tm.expires = jiffies_to_clock_t(p->tm.expires);
 	RTA_PUT(skb, TCA_IPT_TM, sizeof (tm), &tm);
+	kfree(t);
 	return skb->len;
 
       rtattr_failure:
 	skb_trim(skb, b - skb->data);
+	kfree(t);
 	return -1;
 }
 
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