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[Xen-devel] [1/4] [NET] back: Fix maximum fragment check


On Fri, Jun 30, 2006 at 12:40:47PM +1000, herbert wrote:
> [NET] back: Fix maximum fragment check

The net-tso patch has been merged upstream.  I've also changed the
feature-tso interface to be a bit mask of the XEN gso_types bits.
It's now called feature-gso.  This means we won't have to add one
feature for each protocol.

So here is a repost of the entire series.

[NET] back: Fix maximum fragment check

The maximum fragment check from the frontend is off by one.

Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>

Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
diff -r ae245d35457b -r 617e4d3351f3 
--- a/linux-2.6-xen-sparse/drivers/xen/netback/netback.c        Wed Jun 28 
13:59:29 2006 +0100
+++ b/linux-2.6-xen-sparse/drivers/xen/netback/netback.c        Fri Jun 30 
22:12:59 2006 +1000
@@ -751,7 +751,7 @@ static void net_tx_action(unsigned long 
                i += ret;
-               if (unlikely(ret > MAX_SKB_FRAGS + 1)) {
+               if (unlikely(ret > MAX_SKB_FRAGS)) {
                        DPRINTK("Too many frags\n");
                        netbk_tx_err(netif, &txreq, i);

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