netfilter: nf_conntrack: fix error return code

Fix to return a negative error code from the error handling
case instead of 0, as returned elsewhere in function
nf_conntrack_standalone_init().

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c
index 6bcce401fd1c5ddfbc3fe00bb45ab87a72ab9fb2..fedee394366187cf35bfa242c9cd1584f0eb0108 100644 (file)
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -568,6 +568,7 @@ static int __init nf_conntrack_standalone_init(void)
                register_net_sysctl(&init_net, "net", nf_ct_netfilter_table);
        if (!nf_ct_netfilter_header) {
                pr_err("nf_conntrack: can't register to sysctl.\n");
+               ret = -ENOMEM;
                goto out_sysctl;
        }
 #endif