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authorEric Dumazet <edumazet@google.com>2018-03-31 12:58:45 -0700
committerDavid S. Miller <davem@davemloft.net>2018-03-31 23:25:38 -0400
commit5b975bab23615cd0fdf67af6c9298eb01c4b9f61 (patch)
treec226c3c151e96e8102f24b867cba68110e0b1691 /net
parent093ba72914b696521e4885756a68a3332782c8de (diff)
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inet: frags: refactor ipv6_frag_init()
We want to call inet_frags_init() earlier. This is a prereq to "inet: frags: use rhashtables for reassembly units" Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/reassembly.c25
1 files changed, 14 insertions, 11 deletions
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index 4855de6f673a..f0071b113a92 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -742,10 +742,21 @@ int __init ipv6_frag_init(void)
{
int ret;
- ret = inet6_add_protocol(&frag_protocol, IPPROTO_FRAGMENT);
+ ip6_frags.hashfn = ip6_hashfn;
+ ip6_frags.constructor = ip6_frag_init;
+ ip6_frags.destructor = NULL;
+ ip6_frags.qsize = sizeof(struct frag_queue);
+ ip6_frags.match = ip6_frag_match;
+ ip6_frags.frag_expire = ip6_frag_expire;
+ ip6_frags.frags_cache_name = ip6_frag_cache_name;
+ ret = inet_frags_init(&ip6_frags);
if (ret)
goto out;
+ ret = inet6_add_protocol(&frag_protocol, IPPROTO_FRAGMENT);
+ if (ret)
+ goto err_protocol;
+
ret = ip6_frags_sysctl_register();
if (ret)
goto err_sysctl;
@@ -754,16 +765,6 @@ int __init ipv6_frag_init(void)
if (ret)
goto err_pernet;
- ip6_frags.hashfn = ip6_hashfn;
- ip6_frags.constructor = ip6_frag_init;
- ip6_frags.destructor = NULL;
- ip6_frags.qsize = sizeof(struct frag_queue);
- ip6_frags.match = ip6_frag_match;
- ip6_frags.frag_expire = ip6_frag_expire;
- ip6_frags.frags_cache_name = ip6_frag_cache_name;
- ret = inet_frags_init(&ip6_frags);
- if (ret)
- goto err_pernet;
out:
return ret;
@@ -771,6 +772,8 @@ err_pernet:
ip6_frags_sysctl_unregister();
err_sysctl:
inet6_del_protocol(&frag_protocol, IPPROTO_FRAGMENT);
+err_protocol:
+ inet_frags_fini(&ip6_frags);
goto out;
}