From 8b1f91fb4c1a8a860b8edc0c383821b2ff8a1ece Mon Sep 17 00:00:00 2001
From: Stephen Hemminger <stephen@networkplumber.org>
Date: Sat, 4 Mar 2017 18:27:12 -0700
Subject: [PATCH] vmbus: remove useless return's

No need for empty return at end of void function

Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/hv/hv_balloon.c  | 2 --
 drivers/hv/hv_fcopy.c    | 2 --
 drivers/hv/hv_kvp.c      | 2 --
 drivers/hv/hv_snapshot.c | 2 --
 drivers/hv/ring_buffer.c | 2 --
 drivers/hv/vmbus_drv.c   | 2 --
 include/linux/hyperv.h   | 2 --
 7 files changed, 14 deletions(-)

diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c
index 5fd03e59cee5..f5728deff893 100644
--- a/drivers/hv/hv_balloon.c
+++ b/drivers/hv/hv_balloon.c
@@ -722,8 +722,6 @@ static void hv_mem_hot_add(unsigned long start, unsigned long size,
 						    5*HZ);
 		post_status(&dm_device);
 	}
-
-	return;
 }
 
 static void hv_online_page(struct page *pg)
diff --git a/drivers/hv/hv_fcopy.c b/drivers/hv/hv_fcopy.c
index 9aee6014339d..3ce7559d7b41 100644
--- a/drivers/hv/hv_fcopy.c
+++ b/drivers/hv/hv_fcopy.c
@@ -187,8 +187,6 @@ static void fcopy_send_data(struct work_struct *dummy)
 		}
 	}
 	kfree(smsg_out);
-
-	return;
 }
 
 /*
diff --git a/drivers/hv/hv_kvp.c b/drivers/hv/hv_kvp.c
index de263712e247..a65b7f88d7aa 100644
--- a/drivers/hv/hv_kvp.c
+++ b/drivers/hv/hv_kvp.c
@@ -484,8 +484,6 @@ kvp_send_key(struct work_struct *dummy)
 	}
 
 	kfree(message);
-
-	return;
 }
 
 /*
diff --git a/drivers/hv/hv_snapshot.c b/drivers/hv/hv_snapshot.c
index bcc03f0748d6..216d02277759 100644
--- a/drivers/hv/hv_snapshot.c
+++ b/drivers/hv/hv_snapshot.c
@@ -213,8 +213,6 @@ static void vss_send_op(void)
 	}
 
 	kfree(vss_msg);
-
-	return;
 }
 
 static void vss_handle_request(struct work_struct *dummy)
diff --git a/drivers/hv/ring_buffer.c b/drivers/hv/ring_buffer.c
index 87799e81af97..d0ff5b41161a 100644
--- a/drivers/hv/ring_buffer.c
+++ b/drivers/hv/ring_buffer.c
@@ -73,8 +73,6 @@ static void hv_signal_on_write(u32 old_write, struct vmbus_channel *channel)
 	 */
 	if (old_write == READ_ONCE(rbi->ring_buffer->read_index))
 		vmbus_setevent(channel);
-
-	return;
 }
 
 /* Get the next write location for the specified ring buffer. */
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
index da6b59ba5940..5ca5004861c6 100644
--- a/drivers/hv/vmbus_drv.c
+++ b/drivers/hv/vmbus_drv.c
@@ -787,8 +787,6 @@ static void vmbus_shutdown(struct device *child_device)
 
 	if (drv->shutdown)
 		drv->shutdown(dev);
-
-	return;
 }
 
 
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index 62bbf3c1aa4a..2b1ed66824be 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -1500,8 +1500,6 @@ static inline  void hv_signal_on_read(struct vmbus_channel *channel)
 	cached_write_sz = hv_get_cached_bytes_to_write(rbi);
 	if (cached_write_sz < pending_sz)
 		vmbus_setevent(channel);
-
-	return;
 }
 
 static inline void