hyperv: Remove extra allocated space for recv_pkt_list elements

The receive code path doesn't use the page buffer, so remove the
extra allocated space here.

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

2 files changed, 1 insertions, 5 deletions

diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h
index 95ceb3593043..d58f28c46386 100644
--- a/drivers/net/hyperv/hyperv_net.h
+++ b/drivers/net/hyperv/hyperv_net.h
@@ -465,8 +465,6 @@ struct nvsp_message {
 
 #define NETVSC_RECEIVE_BUFFER_ID                0xcafe
 
-#define NETVSC_RECEIVE_SG_COUNT                 1
-
 /* Preallocated receive packets */
 #define NETVSC_RECEIVE_PACKETLIST_COUNT         256
 
diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index 4a1a5f58fa73..d9c4c0399c88 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -904,9 +904,7 @@ int netvsc_device_add(struct hv_device *device, void *additional_info)
         INIT_LIST_HEAD(&net_device->recv_pkt_list);
 
         for (i = 0; i < NETVSC_RECEIVE_PACKETLIST_COUNT; i++) {
-                packet = kzalloc(sizeof(struct hv_netvsc_packet) +
-                                 (NETVSC_RECEIVE_SG_COUNT *
-                                  sizeof(struct hv_page_buffer)), GFP_KERNEL);
+                packet = kzalloc(sizeof(struct hv_netvsc_packet), GFP_KERNEL);
                 if (!packet)
                         break;