From bcb09dc276e706ed6f22813ba774797125f3da0a Mon Sep 17 00:00:00 2001 From: Brice Goglin <brice@myri.com> Date: Tue, 9 Dec 2008 00:14:27 -0800 Subject: [PATCH] myri10ge: check fragmentation in LRO get_frag_header() Add a fragmentation check to myri10ge's LRO get_frag_header() callback. Signed-off-by: Brice Goglin <brice@myri.com> Signed-off-by: Andrew Gallatin <gallatin@myri.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- drivers/net/myri10ge/myri10ge.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c index 4510be18980b..f017c774e1a4 100644 --- a/drivers/net/myri10ge/myri10ge.c +++ b/drivers/net/myri10ge/myri10ge.c @@ -2229,6 +2229,8 @@ myri10ge_get_frag_header(struct skb_frag_struct *frag, void **mac_hdr, *ip_hdr = iph; if (iph->protocol != IPPROTO_TCP) return -1; + if (iph->frag_off & htons(IP_MF | IP_OFFSET)) + return -1; *hdr_flags |= LRO_TCP; *tcpudp_hdr = (u8 *) (*ip_hdr) + (iph->ihl << 2); -- 2.34.1