summaryrefslogtreecommitdiffstats
path: root/drivers/net/hyperv/netvsc.c
diff options
context:
space:
mode:
authorstephen hemminger <stephen@networkplumber.org>2017-06-09 01:21:23 +0200
committerDavid S. Miller <davem@davemloft.net>2017-06-09 18:15:05 +0200
commit592b4fe895c03315d9917bf0227a165be401ec33 (patch)
tree998f83a4024929527603e56a811798aac764cb12 /drivers/net/hyperv/netvsc.c
parentnetvsc: pass net_device to netvsc_init_buf and netvsc_connect_vsp (diff)
downloadlinux-592b4fe895c03315d9917bf0227a165be401ec33.tar.xz
linux-592b4fe895c03315d9917bf0227a165be401ec33.zip
netvsc: fold in get_outbound_net_device
No longer need common code to find get_outbound_net_device. Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hyperv/netvsc.c')
-rw-r--r--drivers/net/hyperv/netvsc.c16
1 files changed, 3 insertions, 13 deletions
diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index 4d4fde0c7974..7c5ed8fe7a4f 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -97,16 +97,6 @@ static void free_netvsc_device_rcu(struct netvsc_device *nvdev)
call_rcu(&nvdev->rcu, free_netvsc_device);
}
-static struct netvsc_device *get_outbound_net_device(struct hv_device *device)
-{
- struct netvsc_device *net_device = hv_device_to_netvsc_device(device);
-
- if (net_device && net_device->destroy)
- net_device = NULL;
-
- return net_device;
-}
-
static void netvsc_destroy_buf(struct hv_device *device)
{
struct nvsp_message *revoke_packet;
@@ -833,7 +823,7 @@ int netvsc_send(struct hv_device *device,
struct hv_page_buffer **pb,
struct sk_buff *skb)
{
- struct netvsc_device *net_device;
+ struct netvsc_device *net_device = hv_device_to_netvsc_device(device);
int ret = 0;
struct netvsc_channel *nvchan;
u32 pktlen = packet->total_data_buflen, msd_len = 0;
@@ -844,8 +834,8 @@ int netvsc_send(struct hv_device *device,
bool try_batch;
bool xmit_more = (skb != NULL) ? skb->xmit_more : false;
- net_device = get_outbound_net_device(device);
- if (unlikely(!net_device))
+ /* If device is rescinded, return error and packet will get dropped. */
+ if (unlikely(net_device->destroy))
return -ENODEV;
/* We may race with netvsc_connect_vsp()/netvsc_init_buf() and get