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-rw-r--r--drivers/net/dummy.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/dummy.c b/drivers/net/dummy.c
index 30b1c8512049..0d15a12a4560 100644
--- a/drivers/net/dummy.c
+++ b/drivers/net/dummy.c
@@ -219,6 +219,7 @@ static int __init dummy_init_module(void)
{
int i, err = 0;
+ down_write(&pernet_ops_rwsem);
rtnl_lock();
err = __rtnl_link_register(&dummy_link_ops);
if (err < 0)
@@ -233,6 +234,7 @@ static int __init dummy_init_module(void)
out:
rtnl_unlock();
+ up_write(&pernet_ops_rwsem);
return err;
}