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@@ -1100,17 +1100,6 @@ static int lowpan_set_address(struct net_device *dev, void *p)
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return 0;
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}
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-static int lowpan_get_mac_header_length(struct sk_buff *skb)
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-{
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- /*
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- * Currently long addressing mode is supported only, so the overall
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- * header size is 21:
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- * FC SeqNum DPAN DA SA Sec
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- * 2 + 1 + 2 + 8 + 8 + 0 = 21
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- */
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- return 21;
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-}
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-
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static int
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lowpan_fragment_xmit(struct sk_buff *skb, u8 *head,
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int mlen, int plen, int offset, int type)
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@@ -1150,7 +1139,7 @@ lowpan_skb_fragmentation(struct sk_buff *skb, struct net_device *dev)
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int err, header_length, payload_length, tag, offset = 0;
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u8 head[5];
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- header_length = lowpan_get_mac_header_length(skb);
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+ header_length = skb->mac_len;
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payload_length = skb->len - header_length;
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tag = lowpan_dev_info(dev)->fragment_tag++;
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