[Devel] [PATCH RHEL8 COMMIT] net: export "net.netfilter.nf_conntrack_helper" sysctl for Container

[Konstantin Khorenko]

The commit is pushed to "branch-rh8-4.18.0-240.1.1.vz8.5.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git
after rh8-4.18.0-240.1.1.vz8.5.34
------>
commit 1813d188d3a3de55c2091f7bd892068d3a107b1f
Author: Vasily Averin <vvs at virtuozzo.com>
Date:   Wed Jun 2 19:48:06 2021 +0300

    net: export "net.netfilter.nf_conntrack_helper" sysctl for Container
    
    firewalld honors it and the sysctl data is stored on "net",
    it's safe to provide it.
    
    https://jira.sw.ru/browse/PSBM-99791
    
    Signed-off-by: Konstantin Khorenko <khorenko at virtuozzo.com>
    
    (cherry picked from vz7 commit cfbc2e31e7fb ("net: export
    "net.netfilter.nf_conntrack_helper" sysctl for Container"))
    
    Signed-off-by: Vasily Averin <vvs at virtuozzo.com>
---
 net/netfilter/nf_conntrack_helper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c
index 38695fbd0fa6..38f835e11420 100644
--- a/net/netfilter/nf_conntrack_helper.c
+++ b/net/netfilter/nf_conntrack_helper.c
@@ -67,7 +67,7 @@ static int nf_conntrack_helper_init_sysctl(struct net *net)
 	table[0].data = &net->ct.sysctl_auto_assign_helper;
 
 	/* Don't export sysctls to unprivileged users */
-	if (net->user_ns != &init_user_ns)
+	if (ve_net_hide_sysctl(net))
 		table[0].procname = NULL;
 
 	net->ct.helper_sysctl_header =