From: Brice Goglin <brice@myri.com>
To: "David S. Miller" <davem@davemloft.net>, netdev@vger.kernel.org
Subject: [PATCH net-next] myri10ge: check fragmentation in LRO get_frag_header()
Date: Mon, 08 Dec 2008 10:17:36 +0100 [thread overview]
Message-ID: <493CE630.3010809@myri.com> (raw)
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>
--- linux-git/drivers/net/myri10ge/myri10ge.c 2008-12-08 10:12:11.000000000 +0100
+++ linux-tmp/drivers/net/myri10ge/myri10ge.c 2008-12-08 10:12:21.000000000 +0100
@@ -2229,6 +2229,8 @@ myri10ge_get_frag_header(struct skb_frag
*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);
next reply other threads:[~2008-12-08 9:17 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-08 9:17 Brice Goglin [this message]
2008-12-09 8:14 ` [PATCH net-next] myri10ge: check fragmentation in LRO get_frag_header() David Miller
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