Staging: hv: Get rid of an unnecessary check in blkvsc_probe()

It is never the case that the dev_add function pointer will not be set
(we set it in this code!). Get rid of this meaningless check.
Signed-off-by: NK. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: NHaiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: NHank Janssen <hjanssen@microsoft.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/hv/blkvsc_drv.c

@@ -968,11 +968,6 @@ static int blkvsc_probe(struct device *device)
 	static int ide1_registered;
 
 
-	if (!storvsc_drv_obj->base.dev_add) {
-		ret = -1;
-		goto Cleanup;
-	}
-
 	blkdev = kzalloc(sizeof(struct block_device_context), GFP_KERNEL);
 	if (!blkdev) {
 		ret = -ENOMEM;