# \[PATCH 5.12 006/161\] netfilter: conntrack: unregister ipv4 sockopts on error unwind

- From: Greg Kroah-Hartman \<gregkh@linuxfoundation.org\>
- Date: 2021-06-08 19:12:00 
- List: stable
- Page: https://ratatoskr.run/stable/2021/06/1407338
- Thread: https://ratatoskr.run/stable/2021/06/1407342/t.md

```text
From: Florian Westphal <fw@strlen.de>

[ Upstream commit 22cbdbcfb61acc78d5fc21ebb13ccc0d7e29f793 ]

When ipv6 sockopt register fails, the ipv4 one needs to be removed.

Fixes: a0ae2562c6c ("netfilter: conntrack: remove l3proto abstraction")
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 net/netfilter/nf_conntrack_proto.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/netfilter/nf_conntrack_proto.c b/net/netfilter/nf_conntrack_proto.c
index 47e9319d2cf3..71892822bbf5 100644
--- a/net/netfilter/nf_conntrack_proto.c
+++ b/net/netfilter/nf_conntrack_proto.c
@@ -660,7 +660,7 @@ int nf_conntrack_proto_init(void)
 
 #if IS_ENABLED(CONFIG_IPV6)
 cleanup_sockopt:
-	nf_unregister_sockopt(&so_getorigdst6);
+	nf_unregister_sockopt(&so_getorigdst);
 #endif
 	return ret;
 }
-- 
2.30.2



```