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kernel: nf_conntrack_rtcache: fix WARNING on forward path

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Fixes b7c58a1ee ("kernel: nf_conntrack_rtcache: fix cleanup on netns
delete and rmmod")

Resolves FS#2624

Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>
This commit is contained in:
Yousong Zhou
2019-11-23 17:10:09 +00:00
parent 09c428ec6b
commit 1c5df850a0
2 changed files with 2 additions and 22 deletions
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12
target/linux/generic/backport-4.14/020-backport_netfilter_rtcache.patch
View File

@@ -127,7 +127,7 @@ Signed-off-by: Florian Westphal <fw@strlen.de>
# netlink interface for nf_conntrack # netlink interface for nf_conntrack
--- /dev/null --- /dev/null
+++ b/net/netfilter/nf_conntrack_rtcache.c +++ b/net/netfilter/nf_conntrack_rtcache.c
@@ -0,0 +1,440 @@ @@ -0,0 +1,430 @@
+/* route cache for netfilter. +/* route cache for netfilter.
+ * + *
+ * (C) 2014 Red Hat GmbH + * (C) 2014 Red Hat GmbH
@@ -475,18 +475,8 @@ Signed-off-by: Florian Westphal <fw@strlen.de>
+ return ret; + return ret;
+ } + }
+ +
+ ret = nf_register_net_hooks(&init_net, rtcache_ops,
+ ARRAY_SIZE(rtcache_ops));
+ if (ret < 0) {
+ nf_ct_extend_unregister(&rtcache_extend);
+ unregister_pernet_subsys(&rtcache_ops_net_ops);
+ return ret;
+ }
+
+ ret = register_netdevice_notifier(&nf_rtcache_notifier); + ret = register_netdevice_notifier(&nf_rtcache_notifier);
+ if (ret) { + if (ret) {
+ nf_unregister_net_hooks(&init_net, rtcache_ops,
+ ARRAY_SIZE(rtcache_ops));
+ nf_ct_extend_unregister(&rtcache_extend); + nf_ct_extend_unregister(&rtcache_extend);
+ unregister_pernet_subsys(&rtcache_ops_net_ops); + unregister_pernet_subsys(&rtcache_ops_net_ops);
+ } + }

12
target/linux/generic/backport-4.19/020-backport_netfilter_rtcache.patch
View File

@@ -127,7 +127,7 @@ Signed-off-by: Florian Westphal <fw@strlen.de>
# netlink interface for nf_conntrack # netlink interface for nf_conntrack
--- /dev/null --- /dev/null
+++ b/net/netfilter/nf_conntrack_rtcache.c +++ b/net/netfilter/nf_conntrack_rtcache.c
@@ -0,0 +1,440 @@ @@ -0,0 +1,430 @@
+/* route cache for netfilter. +/* route cache for netfilter.
+ * + *
+ * (C) 2014 Red Hat GmbH + * (C) 2014 Red Hat GmbH
@@ -475,18 +475,8 @@ Signed-off-by: Florian Westphal <fw@strlen.de>
+ return ret; + return ret;
+ } + }
+ +
+ ret = nf_register_net_hooks(&init_net, rtcache_ops,
+ ARRAY_SIZE(rtcache_ops));
+ if (ret < 0) {
+ nf_ct_extend_unregister(&rtcache_extend);
+ unregister_pernet_subsys(&rtcache_ops_net_ops);
+ return ret;
+ }
+
+ ret = register_netdevice_notifier(&nf_rtcache_notifier); + ret = register_netdevice_notifier(&nf_rtcache_notifier);
+ if (ret) { + if (ret) {
+ nf_unregister_net_hooks(&init_net, rtcache_ops,
+ ARRAY_SIZE(rtcache_ops));
+ nf_ct_extend_unregister(&rtcache_extend); + nf_ct_extend_unregister(&rtcache_extend);
+ unregister_pernet_subsys(&rtcache_ops_net_ops); + unregister_pernet_subsys(&rtcache_ops_net_ops);
+ } + }