Staging: hv: fix sparse static warnings

This fixes up all of the sparse warnings about static functions.

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

diff --git a/drivers/staging/hv/RndisFilter.c b/drivers/staging/hv/RndisFilter.c
index a6bbb1c..c6b9dfd 100644
--- a/drivers/staging/hv/RndisFilter.c
+++ b/drivers/staging/hv/RndisFilter.c
@@ -202,7 +202,7 @@
 
 
 /* The one and only */
-RNDIS_FILTER_DRIVER_OBJECT gRndisFilter;
+static RNDIS_FILTER_DRIVER_OBJECT gRndisFilter;
 
 static inline RNDIS_DEVICE* GetRndisDevice(void)
 {
@@ -926,7 +926,7 @@
 }
 
 
-int
+static int
 RndisFilterOnDeviceAdd(
 	struct hv_device *Device,
 	void			*AdditionalInfo