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RDS: fix rds_tcp_init() error path 

If register_pernet_subsys() fails, we shouldn't try to call
unregister_pernet_subsys().

Fixes: 467fa15356 ("RDS-TCP: Support multiple RDS-TCP listen endpoints, one per netns.")
Cc: stable@vger.kernel.org
Cc: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Vegard Nossum <vegard.nossum@oracle.com>
Acked-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vegard Nossum 2016-07-03 10:54:54 +02:00 committed by David S. Miller
parent d5d5e8d557
commit 3dad5424ad
1 changed files with 3 additions and 2 deletions
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5
net/rds/tcp.c
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@ -616,7 +616,7 @@ static int rds_tcp_init(void)
ret = rds_tcp_recv_init();
if (ret)
goto out_slab;
goto out_pernet;
ret = rds_trans_register(&rds_tcp_transport);
if (ret)
@ -628,8 +628,9 @@ static int rds_tcp_init(void)
out_recv:
rds_tcp_recv_exit();
out_slab:
out_pernet:
unregister_pernet_subsys(&rds_tcp_net_ops);
out_slab:
kmem_cache_destroy(rds_tcp_conn_slab);
out:
return ret;