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| author |   Gao Feng <fgao@ikuai8.com> | 2016-09-10 10:04:30 +0800 |
|---|---|---|
| committer |   Pablo Neira Ayuso <pablo@netfilter.org> | 2016-09-12 19:54:45 +0200 |
| commit | 23d07508d25cea9984ee068538b4e86932b015c2 (patch) | |
| tree | 833a38e0a77fe244b9a5ca0f41c571f97d411db2 /net/ipv6/netfilter/nf_tables_ipv6.c | |
| parent | netfilter: Add the missed return value check of register_netdevice_notifier (diff) | |
| download | linux-dev-23d07508d25cea9984ee068538b4e86932b015c2.tar.xz linux-dev-23d07508d25cea9984ee068538b4e86932b015c2.zip | |
netfilter: Add the missed return value check of nft_register_chain_type
There are some codes of netfilter module which did not check the return
value of nft_register_chain_type. Add the checks now.
Signed-off-by: Gao Feng <fgao@ikuai8.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/ipv6/netfilter/nf_tables_ipv6.c')
| -rw-r--r-- | net/ipv6/netfilter/nf_tables_ipv6.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv6/netfilter/nf_tables_ipv6.c b/net/ipv6/netfilter/nf_tables_ipv6.c index 05d05926962a..d6e4ba5de916 100644 --- a/net/ipv6/netfilter/nf_tables_ipv6.c +++ b/net/ipv6/netfilter/nf_tables_ipv6.c @@ -100,7 +100,10 @@ static int __init nf_tables_ipv6_init(void) { int ret; - nft_register_chain_type(&filter_ipv6); + ret = nft_register_chain_type(&filter_ipv6); + if (ret < 0) + return ret; + ret = register_pernet_subsys(&nf_tables_ipv6_net_ops); if (ret < 0) nft_unregister_chain_type(&filter_ipv6); |