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easy understand #551

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4885041
Update skbuff.c
compdzwio Apr 23, 2018
51451c2
Update skbuff.c
compdzwio Apr 23, 2018
757d15e
Update skbuff.c
compdzwio Apr 23, 2018
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4 changes: 2 additions & 2 deletions net/core/skbuff.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1165,11 +1165,11 @@ int pskb_expand_head(struct sk_buff *skb, int nhead, int ntail,
} else {
skb_free_head(skb);
}
off = (data + nhead) - skb->head;
off = (skb->data - skb->head) + nhead;

skb->head = data;
skb->head_frag = 0;
skb->data += off;
skb->data = skb->head + off;
#ifdef NET_SKBUFF_DATA_USES_OFFSET
skb->end = size;
off = nhead;
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