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[NET]: Fix zero-size datagram reception 

The recent rewrite of skb_copy_datagram_iovec broke the reception of
zero-size datagrams.  This patch fixes it.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
This commit is contained in:
Herbert Xu 2005-11-02 18:55:00 +11:00 committed by Arnaldo Carvalho de Melo
parent c2da8acaf4
commit c75d721c76
1 changed files with 4 additions and 0 deletions
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4
net/core/datagram.c
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@ -213,6 +213,10 @@ int skb_copy_datagram_iovec(const struct sk_buff *skb, int offset,
{
int i, err, fraglen, end = 0;
struct sk_buff *next = skb_shinfo(skb)->frag_list;
if (!len)
return 0;
next_skb:
fraglen = skb_headlen(skb);
i = -1;