提交 0e96460e 编写于 作者: S Stephen Hemminger 提交者: David S. Miller

hv_netvsc: pass netvsc_device to rndis halt

The caller has a valid pointer, pass it to rndis_filter_halt_device
and avoid any possible RCU races here.
Signed-off-by: NStephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 a3a41d2f
......@@ -944,12 +944,11 @@ static bool netvsc_device_idle(const struct netvsc_device *nvdev)
return true;
}
static void rndis_filter_halt_device(struct rndis_device *dev)
static void rndis_filter_halt_device(struct netvsc_device *nvdev,
struct rndis_device *dev)
{
struct rndis_request *request;
struct rndis_halt_request *halt;
struct net_device_context *net_device_ctx = netdev_priv(dev->ndev);
struct netvsc_device *nvdev = rtnl_dereference(net_device_ctx->nvdev);
/* Attempt to do a rndis device halt */
request = get_rndis_request(dev, RNDIS_MSG_HALT,
......@@ -1348,7 +1347,7 @@ void rndis_filter_device_remove(struct hv_device *dev,
cancel_work_sync(&net_dev->subchan_work);
/* Halt and release the rndis device */
rndis_filter_halt_device(rndis_dev);
rndis_filter_halt_device(net_dev, rndis_dev);
net_dev->extension = NULL;
......
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