tree cad8e340ce9bccec9ff261a1c0d73b18382019af
parent 4c46ee52589a4edd67447214eb489b10fed5c53a
author Shan Wei <shanwei@cn.fujitsu.com> 1288922194 +0000
committer David S. Miller <davem@davemloft.net> 1289247426 -0800

ipv6: fix overlap check for fragments

The type of FRAG6_CB(prev)->offset is int, skb->len is *unsigned* int,
and offset is int.

Without this patch, type conversion occurred to this expression, when
(FRAG6_CB(prev)->offset + prev->len) is less than offset.

Signed-off-by: Shan Wei <shanwei@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>