hv_netvsc: Eliminate send_completion from struct hv_netvsc_packet

Eliminate send_completion from struct hv_netvsc_packet.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/hyperv/hyperv_net.h

@@ -135,7 +135,7 @@ struct hv_netvsc_packet {
 	u8 rmsg_size; /* RNDIS header and PPI size */
 	u8 rmsg_pgcnt; /* page count of RNDIS header and PPI */
 	u8 page_buf_cnt;
-	u8 pad0;
+	u8 completion_func;
 
 	u16 vlan_tci;
 	u16 q_idx;
@@ -147,7 +147,6 @@ struct hv_netvsc_packet {
 
 	u64 send_completion_tid;
 	void *send_completion_ctx;
-	void (*send_completion)(void *context);
 	struct hv_page_buffer *page_buf;
 };
 

drivers/net/hyperv/netvsc.c

@@ -653,8 +653,8 @@ static void netvsc_send_completion(struct netvsc_device *net_device,
 				netvsc_free_send_slot(net_device, send_index);
 			q_idx = nvsc_packet->q_idx;
 			channel = incoming_channel;
-			nvsc_packet->send_completion(nvsc_packet->
-						     send_completion_ctx);
+			netvsc_xmit_completion(nvsc_packet->
+					       send_completion_ctx);
 		}
 
 		num_outstanding_sends =
@@ -775,7 +775,7 @@ static inline int netvsc_send_pkt(
 		nvmsg.msg.v1_msg.send_rndis_pkt.send_buf_section_size =
 			packet->total_data_buflen;
 
-	if (packet->send_completion)
+	if (packet->completion_func)
 		req_id = (ulong)packet;
 	else
 		req_id = 0;

drivers/net/hyperv/netvsc_drv.c

@@ -489,7 +489,7 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net)
 	memset(rndis_msg, 0, RNDIS_AND_PPI_SIZE);
 
 	/* Set the completion routine */
-	packet->send_completion = netvsc_xmit_completion;
+	packet->completion_func = 1;
 	packet->send_completion_ctx = packet;
 	packet->send_completion_tid = (unsigned long)skb;
 

drivers/net/hyperv/rndis_filter.c

@@ -237,7 +237,7 @@ static int rndis_filter_send_request(struct rndis_device *dev,
 			packet->page_buf[0].len;
 	}
 
-	packet->send_completion = NULL;
+	packet->completion_func = 0;
 	packet->xmit_more = false;
 
 	ret = netvsc_send(dev->net_dev->dev, packet, NULL);