This combination is not allowed since end interval elements cannot
contain data.
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
Acked-by: Patrick McHardy <kaber@xxxxxxxxx>
---
net/netfilter/nf_tables_api.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 3a2e480..d0c790e3e 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -2741,6 +2741,9 @@ static int nft_add_set_elem(const struct nft_ctx *ctx, struct nft_set *set,
if (nla[NFTA_SET_ELEM_DATA] == NULL &&
!(elem.flags & NFT_SET_ELEM_INTERVAL_END))
return -EINVAL;
+ if (nla[NFTA_SET_ELEM_DATA] != NULL &&
+ elem.flags & NFT_SET_ELEM_INTERVAL_END)
+ return -EINVAL;
} else {
if (nla[NFTA_SET_ELEM_DATA] != NULL)
return -EINVAL;
--
1.7.10.4
--
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