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author | Gao Feng <fgao@ikuai8.com> | 2016-09-10 10:04:30 +0800 |
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committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2016-09-12 19:54:45 +0200 |
commit | 23d07508d25cea9984ee068538b4e86932b015c2 (patch) | |
tree | 833a38e0a77fe244b9a5ca0f41c571f97d411db2 /net/netfilter/nf_tables_inet.c | |
parent | 4e6577de71803142d01e374cf15664af0388799a (diff) | |
download | op-kernel-dev-23d07508d25cea9984ee068538b4e86932b015c2.zip op-kernel-dev-23d07508d25cea9984ee068538b4e86932b015c2.tar.gz |
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/netfilter/nf_tables_inet.c')
-rw-r--r-- | net/netfilter/nf_tables_inet.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/netfilter/nf_tables_inet.c b/net/netfilter/nf_tables_inet.c index 6b5f762..f713cc2 100644 --- a/net/netfilter/nf_tables_inet.c +++ b/net/netfilter/nf_tables_inet.c @@ -82,7 +82,10 @@ static int __init nf_tables_inet_init(void) { int ret; - nft_register_chain_type(&filter_inet); + ret = nft_register_chain_type(&filter_inet); + if (ret < 0) + return ret; + ret = register_pernet_subsys(&nf_tables_inet_net_ops); if (ret < 0) nft_unregister_chain_type(&filter_inet); |