netvsc: remove unnecessary lock on shutdown
authorstephen hemminger <stephen@networkplumber.org>
Wed, 22 Mar 2017 21:51:03 +0000 (14:51 -0700)
committerDavid S. Miller <davem@davemloft.net>
Thu, 23 Mar 2017 02:38:56 +0000 (19:38 -0700)
commit00ecfb3b34b69dd702dee1bd6de6fc100be384db
tree17a57e2ed6bec37b1502ef3e82a5711ecdc58b8e
parent43c7bd1ffcd1621c64cedf1be52156e2f95bba9b
netvsc: remove unnecessary lock on shutdown

The channel inbound lock was not being used at all by the netvsc
device, but the spin_lock was helpful by providing necessary
barrier before waiting.

Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/hyperv/rndis_filter.c