net: Drop pernet_operations::async

Synchronous pernet_operations are not allowed anymore.
All are asynchronous. So, drop the structure member.

Signed-off-by: Kirill Tkhai <ktkhai@virtuozzo.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 1 deletions

diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c
index b97a907ea5aa..30612497643c 100644
--- a/drivers/net/loopback.c
+++ b/drivers/net/loopback.c
@@ -230,5 +230,4 @@ out:
 /* Registered in net/core/dev.c */
 struct pernet_operations __net_initdata loopback_net_ops = {
         .init = loopback_net_init,
-        .async = true,
 };