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rds: fix memory leak error

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When the function register_netdevice_notifier fails, the memory
allocated by kmem_cache_create should be freed by the function
kmem_cache_destroy.

Cc: Joe Jin <joe.jin@oracle.com>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Signed-off-by: Zhu Yanjun <yanjun.zhu@oracle.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Acked-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Zhu Yanjun 2017-02-24 04:28:01 -05:00 committed by David S. Miller
parent 1158632b5a
commit 3b5923f079
1 changed files with 4 additions and 3 deletions
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7
net/rds/tcp.c
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@ -641,12 +641,12 @@ static int rds_tcp_init(void)
ret = register_netdevice_notifier(&rds_tcp_dev_notifier);
if (ret) {
pr_warn("could not register rds_tcp_dev_notifier\n");
goto out;
goto out_slab;
}
ret = register_pernet_subsys(&rds_tcp_net_ops);
if (ret)
goto out_slab;
goto out_notifier;
ret = rds_tcp_recv_init();
if (ret)
@ -664,9 +664,10 @@ out_recv:
rds_tcp_recv_exit();
out_pernet:
unregister_pernet_subsys(&rds_tcp_net_ops);
out_slab:
out_notifier:
if (unregister_netdevice_notifier(&rds_tcp_dev_notifier))
pr_warn("could not unregister rds_tcp_dev_notifier\n");
out_slab:
kmem_cache_destroy(rds_tcp_conn_slab);
out:
return ret;