[PATCH 4.14 023/165] hv_netvsc: fix error unwind handling if vmbus_open fails

[Greg Kroah-Hartman]

4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Stephen Hemminger <step...@networkplumber.org>

[ Commit fcfb4a00d1e514e8313277a01ef919de1113025b upstream. ]

Need to delete NAPI association if vmbus_open fails.

Signed-off-by: Stephen Hemminger <sthem...@microsoft.com>
Signed-off-by: David S. Miller <da...@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 drivers/net/hyperv/netvsc.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -1288,7 +1288,6 @@ struct netvsc_device *netvsc_device_add(
                         net_device->chan_table);
 
        if (ret != 0) {
-               netif_napi_del(&net_device->chan_table[0].napi);
                netdev_err(ndev, "unable to open channel: %d\n", ret);
                goto cleanup;
        }
@@ -1321,6 +1320,7 @@ close:
        vmbus_close(device->channel);
 
 cleanup:
+       netif_napi_del(&net_device->chan_table[0].napi);
        free_netvsc_device(&net_device->rcu);
 
        return ERR_PTR(ret);