Re: Fwd: tcp seq nr wrapping bug + patch

[James Morris <jmorris@xxxxxxxxxxxxxxxx>]

On Mon, 10 Mar 2003, Ulrik De Bie wrote:

> I resend this patch which fixes a stupid mistake in the tcp sequence
> number in the 2.2 kernel.

This looks good, thanks.

Alan, please apply.


- James
-- 
James Morris
<jmorris@xxxxxxxxxxxxxxxx>


diff -urN -X dontdiff linux-2.2.24.orig/net/ipv4/tcp.c 
linux-2.2.24.w1/net/ipv4/tcp.c
--- linux-2.2.24.orig/net/ipv4/tcp.c    Wed Sep 25 00:06:26 2002
+++ linux-2.2.24.w1/net/ipv4/tcp.c      Tue Mar 11 23:26:00 2003
@@ -823,7 +823,7 @@
                                 */
                                if (skb_tailroom(skb) > 0 &&
                                    (mss_now - copy) > 0 &&
-                                   tp->snd_nxt < TCP_SKB_CB(skb)->end_seq) {
+                                   before(tp->snd_nxt, 
TCP_SKB_CB(skb)->end_seq)) {
                                        int last_byte_was_odd = (copy % 4);
 
                                        /*