Commit 721c7443 authored by Sowmini Varadhan's avatar Sowmini Varadhan Committed by David S. Miller

RDS: TCP: unregister_netdevice_notifier() in error path of rds_tcp_init_net

If some error is encountered in rds_tcp_init_net, make sure to
unregister_netdevice_notifier(), else we could trigger a panic
later on, when the modprobe from a netns fails.
Signed-off-by: default avatarSowmini Varadhan <sowmini.varadhan@oracle.com>
Acked-by: default avatarSantosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 80d1106a
...@@ -659,6 +659,8 @@ static int rds_tcp_init(void) ...@@ -659,6 +659,8 @@ static int rds_tcp_init(void)
out_pernet: out_pernet:
unregister_pernet_subsys(&rds_tcp_net_ops); unregister_pernet_subsys(&rds_tcp_net_ops);
out_slab: out_slab:
if (unregister_netdevice_notifier(&rds_tcp_dev_notifier))
pr_warn("could not unregister rds_tcp_dev_notifier\n");
kmem_cache_destroy(rds_tcp_conn_slab); kmem_cache_destroy(rds_tcp_conn_slab);
out: out:
return ret; return ret;
......
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