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From: Jim Houston <jhouston@new.localdomain>
To: mpm@selenic.com
Cc: linux-kernel@vger.kernel.org, pavel@suse.cz, amitkale@emsyssoft.com
Subject: netpoll bug - kgdboe on x86_64
Date: Tue, 13 Jan 2004 19:18:30 -0500 (EST)	[thread overview]
Message-ID: <20040114001830.60F5DC60FC@h00e098094f32.ne.client2.attbi.com> (raw)


Hi Matt,

I'm trying to get kgdboe working on x86_64.  I noticed that
netpoll_rx is calling the rx_hook with negative values for the length.
The attached patch fixes the problem. 

Jim Houston - Concurrent Computer Corp.

---

--- 2.6.1-rc1-mm2.orig/net/core/netpoll.c	2004-01-05 13:15:31.000000000 -0500
+++ 2.6.1-rc1-mm2/net/core/netpoll.c	2004-01-13 18:58:09.311479928 -0500
@@ -400,7 +400,7 @@ int netpoll_rx(struct sk_buff *skb)
 
 		if (np->rx_hook)
 			np->rx_hook(np, ntohs(uh->source),
-				    (char *)(uh+1), ulen-sizeof(uh)-4);
+				    (char *)(uh+1), ulen-sizeof(struct udphdr));
 
 		return 1;
 	}

             reply	other threads:[~2004-01-14  0:19 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-01-14  0:18 Jim Houston [this message]
2004-01-14  0:26 ` Pavel Machek
2004-01-14  1:04 ` Matt Mackall

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