( pinyo_villany | 2008. 06. 07., szo – 14:59 )

discard:
kfree_skb(skb);
/* Be careful here. If this function gets more complicated and
* gcc suffers from register pressure on the x86, sk (in %ebx)
* might be destroyed here. This current version compiles correctly,
* but you have been warned.
*/
return 0;

igaz, most a 2.6.26-os forrását nézem

debian gnu/linux @ linux-2.6.22.24-op1 | patch
info