Staging: hv: rename Vmbus.c to vmbus.c

Cc: Hank Janssen <hjanssen@microsoft.com>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/staging/hv/Makefile b/drivers/staging/hv/Makefile
index 6e8e8e8..f58a4e7 100644
--- a/drivers/staging/hv/Makefile
+++ b/drivers/staging/hv/Makefile
@@ -5,7 +5,7 @@
 obj-$(CONFIG_HYPERV_UTILS)	+= hv_utils.o
 
 hv_vmbus-objs := vmbus_drv.o osd.o \
-		 Vmbus.o hv.o connection.o channel.o \
+		 vmbus.o hv.o connection.o channel.o \
 		 ChannelMgmt.o ChannelInterface.o ring_buffer.o
 hv_storvsc-objs := storvsc_drv.o StorVsc.o
 hv_blkvsc-objs := blkvsc_drv.o blkvsc.o
diff --git a/drivers/staging/hv/Vmbus.c b/drivers/staging/hv/vmbus.c
similarity index 100%
rename from drivers/staging/hv/Vmbus.c
rename to drivers/staging/hv/vmbus.c