[PATCH v3 net-next 05/12] inet: frags: refactor lowpan_net_frag_init()

[Eric Dumazet]

We want to call lowpan_net_frag_init() earlier.
Similar to commit "inet: frags: refactor ipv6_frag_init()"

This is a prereq to "inet: frags: use rhashtables for reassembly units"

Signed-off-by: Eric Dumazet <eduma...@google.com>
---
 net/ieee802154/6lowpan/reassembly.c | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/net/ieee802154/6lowpan/reassembly.c 
b/net/ieee802154/6lowpan/reassembly.c
index 
6badc055555b7baedac2051a1aaea15f9e9b180c..ddada12a044de293f904a1dc7a5ff398d089d101
 100644
--- a/net/ieee802154/6lowpan/reassembly.c
+++ b/net/ieee802154/6lowpan/reassembly.c
@@ -615,14 +615,6 @@ int __init lowpan_net_frag_init(void)
 {
        int ret;
 
-       ret = lowpan_frags_sysctl_register();
-       if (ret)
-               return ret;
-
-       ret = register_pernet_subsys(&lowpan_frags_ops);
-       if (ret)
-               goto err_pernet;
-
        lowpan_frags.hashfn = lowpan_hashfn;
        lowpan_frags.constructor = lowpan_frag_init;
        lowpan_frags.destructor = NULL;
@@ -631,12 +623,22 @@ int __init lowpan_net_frag_init(void)
        lowpan_frags.frag_expire = lowpan_frag_expire;
        lowpan_frags.frags_cache_name = lowpan_frags_cache_name;
        ret = inet_frags_init(&lowpan_frags);
+       if (ret)
+               goto out;
+
+       ret = lowpan_frags_sysctl_register();
+       if (ret)
+               goto err_sysctl;
+
+       ret = register_pernet_subsys(&lowpan_frags_ops);
        if (ret)
                goto err_pernet;
-
+out:
        return ret;
 err_pernet:
        lowpan_frags_sysctl_unregister();
+err_sysctl:
+       inet_frags_fini(&lowpan_frags);
        return ret;
 }
 
-- 
2.17.0.rc1.321.gba9d0f2565-goog