[NETFILTER] nfnetlink: skip size check if size not specified (== 0)
Skip sizecheck if the size of the attribute wasn't specified, ie. zero. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: Harald Welte <laforge@netfilter.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -154,11 +154,14 @@ extern void nfattr_parse(struct nfattr *tb[], int maxattr,
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#define nfattr_bad_size(tb, max, cta_min) \
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({ int __i, __res = 0; \
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for (__i=0; __i<max; __i++) \
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for (__i=0; __i<max; __i++) { \
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if (!cta_min[__i]) \
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continue; \
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if (tb[__i] && NFA_PAYLOAD(tb[__i]) < cta_min[__i]){ \
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__res = 1; \
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break; \
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} \
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} \
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__res; \
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})
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