From: Michael S. Tsirkin <mst@redhat.com>
Date: Fri, 27 Apr 2018 16:02:05 +0000 (+0300)
Subject: vhost: make msg padding explicit
X-Git-Tag: v4.17-rc4~23^2~24
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=de08481a253ac658433a8304a303ce9f018d71e5;p=linux-block.git

vhost: make msg padding explicit

There's a 32 bit hole just after type. It's best to
give it a name, this way compiler is forced to initialize
it with rest of the structure.

Reported-by: Kevin Easton <kevin@guarana.org>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/include/uapi/linux/vhost.h b/include/uapi/linux/vhost.h
index c51f8e5cc608..5a8ad064445b 100644
--- a/include/uapi/linux/vhost.h
+++ b/include/uapi/linux/vhost.h
@@ -68,6 +68,7 @@ struct vhost_iotlb_msg {
 
 struct vhost_msg {
 	int type;
+	int padding0;
 	union {
 		struct vhost_iotlb_msg iotlb;
 		__u8 padding[64];