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

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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>
This commit is contained in:
KY Srinivasan 2014-04-09 15:00:45 -07:00 committed by David S. Miller
parent eb7076182d
commit 4276372f0d
1 changed files with 3 additions and 1 deletions
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4
drivers/net/hyperv/netvsc_drv.c
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@ -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");