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path: root/drivers/net/hyperv/netvsc.c
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Diffstat (limited to 'drivers/net/hyperv/netvsc.c')
-rw-r--r--drivers/net/hyperv/netvsc.c23
1 files changed, 19 insertions, 4 deletions
diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index a6fcbda64ecc..d6f5b9ea3109 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -154,8 +154,11 @@ static void free_netvsc_device(struct rcu_head *head)
int i;
kfree(nvdev->extension);
- vfree(nvdev->recv_buf);
- vfree(nvdev->send_buf);
+
+ if (!nvdev->recv_buf_gpadl_handle.decrypted)
+ vfree(nvdev->recv_buf);
+ if (!nvdev->send_buf_gpadl_handle.decrypted)
+ vfree(nvdev->send_buf);
bitmap_free(nvdev->send_section_map);
for (i = 0; i < VRSS_CHANNEL_MAX; i++) {
@@ -709,8 +712,13 @@ void netvsc_device_remove(struct hv_device *device)
for (i = 0; i < net_device->num_chn; i++) {
/* See also vmbus_reset_channel_cb(). */
/* only disable enabled NAPI channel */
- if (i < ndev->real_num_rx_queues)
+ if (i < ndev->real_num_rx_queues) {
+ netif_queue_set_napi(ndev, i, NETDEV_QUEUE_TYPE_TX,
+ NULL);
+ netif_queue_set_napi(ndev, i, NETDEV_QUEUE_TYPE_RX,
+ NULL);
napi_disable(&net_device->chan_table[i].napi);
+ }
netif_napi_del(&net_device->chan_table[i].napi);
}
@@ -858,7 +866,8 @@ static void netvsc_send_completion(struct net_device *ndev,
case NVSP_MSG1_TYPE_SEND_RECV_BUF_COMPLETE:
if (msglen < sizeof(struct nvsp_message_header) +
- sizeof(struct nvsp_1_message_send_receive_buffer_complete)) {
+ struct_size_t(struct nvsp_1_message_send_receive_buffer_complete,
+ sections, 1)) {
netdev_err(ndev, "nvsp_msg1 length too small: %u\n",
msglen);
return;
@@ -1784,6 +1793,10 @@ struct netvsc_device *netvsc_device_add(struct hv_device *device,
netdev_dbg(ndev, "hv_netvsc channel opened successfully\n");
napi_enable(&net_device->chan_table[0].napi);
+ netif_queue_set_napi(ndev, 0, NETDEV_QUEUE_TYPE_RX,
+ &net_device->chan_table[0].napi);
+ netif_queue_set_napi(ndev, 0, NETDEV_QUEUE_TYPE_TX,
+ &net_device->chan_table[0].napi);
/* Connect with the NetVsp */
ret = netvsc_connect_vsp(device, net_device, device_info);
@@ -1802,6 +1815,8 @@ struct netvsc_device *netvsc_device_add(struct hv_device *device,
close:
RCU_INIT_POINTER(net_device_ctx->nvdev, NULL);
+ netif_queue_set_napi(ndev, 0, NETDEV_QUEUE_TYPE_TX, NULL);
+ netif_queue_set_napi(ndev, 0, NETDEV_QUEUE_TYPE_RX, NULL);
napi_disable(&net_device->chan_table[0].napi);
/* Now, we can close the channel safely */