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authorPablo Neira Ayuso <pablo@netfilter.org>2005-11-14 15:21:41 -0800
committerDavid S. Miller <davem@davemloft.net>2005-11-14 15:21:41 -0800
commitc0400c4f5a08cfd1c657f7f616fcf1dfbd76a4d7 (patch)
tree61a90f49481595e707e0968f889483a4f0ff454f
parentdbd36ea496726460299842fdbeaaa7fff2f0c5c7 (diff)
[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>
-rw-r--r--include/linux/netfilter/nfnetlink.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/netfilter/nfnetlink.h b/include/linux/netfilter/nfnetlink.h
index 72975fa8795..8be2f840a55 100644
--- a/include/linux/netfilter/nfnetlink.h
+++ b/include/linux/netfilter/nfnetlink.h
@@ -154,11 +154,14 @@ extern void nfattr_parse(struct nfattr *tb[], int maxattr,
#define nfattr_bad_size(tb, max, cta_min) \
({ int __i, __res = 0; \
- for (__i=0; __i<max; __i++) \
+ for (__i=0; __i<max; __i++) { \
+ if (!cta_min[__i]) \
+ continue; \
if (tb[__i] && NFA_PAYLOAD(tb[__i]) < cta_min[__i]){ \
__res = 1; \
break; \
} \
+ } \
__res; \
})