Staging: hv: netvsc_drv: Get rid of the unused function drv_to_netvscdrv()

Get rid of the unused function drv_to_netvscdrv().
Signed-off-by: NK. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: NHaiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: NAbhishek Kane <v-abkane@microsoft.com>
Signed-off-by: NHank Janssen <hjanssen@microsoft.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/hv/hyperv_net.h

@@ -88,13 +88,6 @@ struct netvsc_driver {
 	struct hv_driver base;
 };
 
-static inline
-struct netvsc_driver *drv_to_netvscdrv(struct device_driver *d)
-{
-	struct hv_driver *hvdrv = drv_to_hv_drv(d);
-	return container_of(hvdrv, struct netvsc_driver, base);
-}
-
 struct netvsc_device_info {
 	unsigned char mac_adr[6];
 	bool link_state;	/* 0 - link up, 1 - link down */