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@@ -2018,13 +2018,10 @@ void skb_split(struct sk_buff *skb, struct sk_buff *skb1, const u32 len)
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skb_split_no_header(skb, skb1, len, pos);
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}
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-/* Shifting from/to a cloned skb is a no-go.
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- *
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- * TODO: handle cloned skbs by using pskb_expand_head()
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- */
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+/* Shifting from/to a cloned skb is a no-go. */
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static int skb_prepare_for_shift(struct sk_buff *skb)
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{
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- return skb_cloned(skb);
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+ return skb_cloned(skb) && pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
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}
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/**
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