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[PATCH] NET: Fix zero-size datagram reception

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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: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Herbert Xu 2005-11-09 10:22:12 -08:00 committed by Greg Kroah-Hartman
parent f6e896dc60
commit 2feb75c74d
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;