From: wenxu <wenxu@ucloud.cn>
Date: Sun, 19 Jan 2020 05:18:30 +0000 (+0800)
Subject: netfilter: nf_tables_offload: fix check the chain offload flag
X-Git-Tag: v5.4.18~11
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e853e3f9f9d469c558791549614f1da10c6f7194;p=platform%2Fkernel%2Flinux-rpi.git

netfilter: nf_tables_offload: fix check the chain offload flag

[ Upstream commit c83de17dd6308fb74696923e5245de0e3c427206 ]

In the nft_indr_block_cb the chain should check the flag with
NFT_CHAIN_HW_OFFLOAD.

Fixes: 9a32669fecfb ("netfilter: nf_tables_offload: support indr block call")
Signed-off-by: wenxu <wenxu@ucloud.cn>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/net/netfilter/nf_tables_offload.c b/net/netfilter/nf_tables_offload.c
index 96a64e7..914cd06 100644
--- a/net/netfilter/nf_tables_offload.c
+++ b/net/netfilter/nf_tables_offload.c
@@ -437,7 +437,7 @@ static void nft_indr_block_cb(struct net_device *dev,
 
 	mutex_lock(&net->nft.commit_mutex);
 	chain = __nft_offload_get_chain(dev);
-	if (chain) {
+	if (chain && chain->flags & NFT_CHAIN_HW_OFFLOAD) {
 		struct nft_base_chain *basechain;
 
 		basechain = nft_base_chain(chain);