net: ifdef struct sock::sk_async_wait_queue

Every user is under CONFIG_NET_DMA already, so ifdef field as well.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/net/sock.h b/include/net/sock.h
index 08291c1be41e..8b2b82131b67 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -239,7 +239,9 @@ struct sock {
         int                     sk_sndbuf;
         struct sk_buff_head     sk_receive_queue;
         struct sk_buff_head     sk_write_queue;
+#ifdef CONFIG_NET_DMA
         struct sk_buff_head     sk_async_wait_queue;
+#endif
         int                     sk_wmem_queued;
         int                     sk_forward_alloc;
         gfp_t                   sk_allocation;