netdev - [PATCH net-next 3/4] netfilter: nf_tables: Fix check the err for FLOW_BLOCK

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1573620402-10318-4-git-send-email-wenxu@ucloud.cn>
Date:   Wed, 13 Nov 2019 12:46:41 +0800
From:   wenxu@...oud.cn
To:     pablo@...filter.org, davem@...emloft.net
Cc:     netfilter-devel@...r.kernel.org, netdev@...r.kernel.org
Subject: [PATCH net-next 3/4] netfilter: nf_tables: Fix check the err for FLOW_BLOCK_BIND setup call

From: wenxu <wenxu@...oud.cn>

Fixes: c29f74e0df7a ("netfilter: nf_flow_table: hardware offload support")
Signed-off-by: wenxu <wenxu@...oud.cn>
---
 net/netfilter/nf_tables_api.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 2dc636f..0a00812 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -5995,8 +5995,12 @@ static int nft_register_flowtable_net_hooks(struct net *net,
 			}
 		}
 
-		flowtable->data.type->setup(&flowtable->data, hook->ops.dev,
-					    FLOW_BLOCK_BIND);
+		err = flowtable->data.type->setup(&flowtable->data,
+						  hook->ops.dev,
+						  FLOW_BLOCK_BIND);
+		if (err < 0)
+			goto err_unregister_net_hooks;
+
 		err = nf_register_net_hook(net, &hook->ops);
 		if (err < 0)
 			goto err_unregister_net_hooks;
-- 
1.8.3.1