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netvsc: fix RCU warning in get_stats

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The statistics functionis called with RTNL held during probe
but with RCU held during access from /proc and elsewhere.
This is safe so update the lockdep annotation.

Signed-off-by: Stephen Hemminger <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
stephen hemminger authored and David S. Miller committed 2017-04-17 15:12:33 -04:00
1 parent 1dbba4cb8d
commit 776e726bfb
1 file changed
+1 -1
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drivers/net/hyperv/netvsc_drv.c
+1 -1
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@@ -943,7 +943,7 @@ static void netvsc_get_stats64(struct net_device *net,
struct rtnl_link_stats64 *t)
{
struct net_device_context *ndev_ctx = netdev_priv(net);
struct netvsc_device *nvdev = rcu_dereference(ndev_ctx->nvdev);
struct netvsc_device *nvdev = rcu_dereference_rtnl(ndev_ctx->nvdev);
int i;
if (!nvdev)