Drivers: net: hyperv: Allocate memory for all possible per-pecket information

An outgoing packet can potentially need per-packet information for
all the offloads and VLAN tagging. Fix this issue.

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>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 4e4cf9e0c8d7..6f39baa67a5f 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -319,7 +319,9 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net)
         packet = kzalloc(sizeof(struct hv_netvsc_packet) +
                          (num_data_pgs * sizeof(struct hv_page_buffer)) +
                          sizeof(struct rndis_message) +
-                         NDIS_VLAN_PPI_SIZE, GFP_ATOMIC);
+                         NDIS_VLAN_PPI_SIZE +
+                         NDIS_CSUM_PPI_SIZE +
+                         NDIS_LSO_PPI_SIZE, GFP_ATOMIC);
         if (!packet) {
                 /* out of memory, drop packet */
                 netdev_err(net, "unable to allocate hv_netvsc_packet\n");