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-rw-r--r--net/netfilter/nft_tproxy.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/netfilter/nft_tproxy.c b/net/netfilter/nft_tproxy.c
index db780b5985ab..d9604a316600 100644
--- a/net/netfilter/nft_tproxy.c
+++ b/net/netfilter/nft_tproxy.c
@@ -293,6 +293,11 @@ static int nft_tproxy_validate(const struct nft_ctx *ctx,
const struct nft_expr *expr,
const struct nft_data **data)
{
+ if (ctx->family != NFPROTO_IPV4 &&
+ ctx->family != NFPROTO_IPV6 &&
+ ctx->family != NFPROTO_INET)
+ return -EOPNOTSUPP;
+
return nft_chain_validate_hooks(ctx->chain, 1 << NF_INET_PRE_ROUTING);
}