Re: memory corruption in tcp bind hash buckets on SMP?

From: Raghu Angadi (raghuangadi@yahoo.com)
Date: Wed Feb 13 2002 - 19:51:52 EST


--- "David S. Miller" <davem@redhat.com> wrote:
>
> This bug is fixed in the 2.4.9 Red Hat 7.2 errata kernels.

Thanks, Is the following diff the only culprit/fix?

--- linux-2.4.7-10/net/ipv4/tcp_ipv4.c Wed Feb 13 16:50:00 2002
+++ linux-2.4.9-21/net/ipv4/tcp_ipv4.c Thu Jan 17 10:03:28 2002
@@ -1484,11 +1484,11 @@
        if (nsk) {
                if (nsk->state != TCP_TIME_WAIT) {
                        bh_lock_sock(nsk);
                        return nsk;
                }
- tcp_tw_put((struct tcp_tw_bucket*)sk);
+ tcp_tw_put((struct tcp_tw_bucket*)nsk);
                return NULL;
        }
 

Raghu.

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This archive was generated by hypermail 2b29 : Fri Feb 15 2002 - 21:00:59 EST