netdev - [PATCH RFC net-next 1/6] 6lowpan: add frag information struct

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Date:	Sun, 16 Feb 2014 09:34:23 +0100
From:	Alexander Aring <alex.aring@...il.com>
To:	alex.bluesman.smirnov@...il.com
Cc:	dbaryshkov@...il.com, davem@...emloft.net,
	linux-zigbee-devel@...ts.sourceforge.net, netdev@...r.kernel.org,
	Alexander Aring <alex.aring@...il.com>
Subject: [PATCH RFC net-next 1/6] 6lowpan: add frag information struct

This patch adds a 6lowpan fragmentation struct into cb of skb which
is necessary to hold fragmentation information.

Signed-off-by: Alexander Aring <alex.aring@...il.com>
---
 include/net/ieee802154_netdev.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/include/net/ieee802154_netdev.h b/include/net/ieee802154_netdev.h
index 8196d5d..97b2e34 100644
--- a/include/net/ieee802154_netdev.h
+++ b/include/net/ieee802154_netdev.h
@@ -29,6 +29,12 @@
 
 #include <net/af_ieee802154.h>
 
+struct ieee802154_frag_info {
+	__be16 d_tag;
+	u16 d_size;
+	u8 d_offset;
+};
+
 /*
  * A control block of skb passed between the ARPHRD_IEEE802154 device
  * and other stack parts.
@@ -39,6 +45,7 @@ struct ieee802154_mac_cb {
 	struct ieee802154_addr da;
 	u8 flags;
 	u8 seq;
+	struct ieee802154_frag_info frag_info;
 };
 
 static inline struct ieee802154_mac_cb *mac_cb(struct sk_buff *skb)
-- 
1.8.5.4

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