Staging: hv: remove WaitEventClose()

All WaitEventClose() close did was call kfree(), so get rid of it and
replace it with a call to kfree()

Signed-off-by: Bill Pemberton <wfp5p@virginia.edu>
Cc: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/hv/NetVsc.c b/drivers/staging/hv/NetVsc.c
index 9445e36..dea5409 100644
--- a/drivers/staging/hv/NetVsc.c
+++ b/drivers/staging/hv/NetVsc.c
@@ -880,7 +880,7 @@
 
 	if (netDevice)
 	{
-		WaitEventClose(netDevice->ChannelInitEvent);
+		kfree(netDevice->ChannelInitEvent);
 
 		while (!IsListEmpty(&netDevice->ReceivePacketList))
 		{
@@ -963,7 +963,7 @@
 		kfree(netvscPacket);
 	}
 
-	WaitEventClose(netDevice->ChannelInitEvent);
+	kfree(netDevice->ChannelInitEvent);
 	FreeNetDevice(netDevice);
 
 	DPRINT_EXIT(NETVSC);