* Thomas Graf <[EMAIL PROTECTED]> 2005-08-20 15:44
> I can't see how a <= b <= c can be enforced in less than two
> branches.
Without using a flag risking to have 4 branches when there is
no such thing as cmov that is.
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* Andi Kleen <[EMAIL PROTECTED]> 2005-08-20 03:33
> On Sat, Aug 20, 2005 at 03:14:15AM +0200, Thomas Graf wrote:
> > + len = ntohs(iph->tot_len);
> > + if (skb->len < len || len < (iph->ihl*4))
> > + goto inhdr_error;
>
> If you rewrite it to something like
>
> u32 minlen = sk
On Sat, Aug 20, 2005 at 03:14:15AM +0200, Thomas Graf wrote:
> + len = ntohs(iph->tot_len);
> + if (skb->len < len || len < (iph->ihl*4))
> + goto inhdr_error;
If you rewrite it to something like
u32 minlen = skb->len;
if (minlen < iph->ihl*4)
m
Signed-off-by: Thomas Graf <[EMAIL PROTECTED]>
Index: net-2.6.14/net/ipv4/ip_input.c
===
--- net-2.6.14.orig/net/ipv4/ip_input.c
+++ net-2.6.14/net/ipv4/ip_input.c
@@ -361,6 +361,7 @@ drop:
int ip_rcv(struct sk_buff *skb, struct net_
