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Message-Id: <20190710175832.17252-1-pagupta@redhat.com>
Date:   Wed, 10 Jul 2019 23:28:32 +0530
From:   Pankaj Gupta <pagupta@...hat.com>
To:     virtualization@...ts.linux-foundation.org, dan.j.williams@...el.com
Cc:     yuval.shaia@...cle.com, linux-nvdimm@...ts.01.org,
        linux-kernel@...r.kernel.org, cohuck@...hat.com, mst@...hat.com,
        lcapitulino@...hat.com, pagupta@...hat.com
Subject: [PATCH v2] virtio_pmem: fix sparse warning

This patch fixes below sparse warning related to __virtio
type in virtio pmem driver. This is reported by Intel test
bot on linux-next tree.

nd_virtio.c:56:28: warning: incorrect type in assignment 
				(different base types)
nd_virtio.c:56:28:    expected unsigned int [unsigned] [usertype] type
nd_virtio.c:56:28:    got restricted __virtio32
nd_virtio.c:93:59: warning: incorrect type in argument 2 
				(different base types)
nd_virtio.c:93:59:    expected restricted __virtio32 [usertype] val
nd_virtio.c:93:59:    got unsigned int [unsigned] [usertype] ret

Reported-by: kbuild test robot <lkp@...el.com>
Signed-off-by: Pankaj Gupta <pagupta@...hat.com>
---

This fixes a warning, so submitting it as a separate
patch on top of virtio pmem series.

 include/uapi/linux/virtio_pmem.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/uapi/linux/virtio_pmem.h b/include/uapi/linux/virtio_pmem.h
index efcd72f2d20d..7a7435281362 100644
--- a/include/uapi/linux/virtio_pmem.h
+++ b/include/uapi/linux/virtio_pmem.h
@@ -10,7 +10,7 @@
 #ifndef _UAPI_LINUX_VIRTIO_PMEM_H
 #define _UAPI_LINUX_VIRTIO_PMEM_H
 
-#include <linux/types.h>
+#include <linux/virtio_types.h>
 #include <linux/virtio_ids.h>
 #include <linux/virtio_config.h>
 
@@ -23,12 +23,12 @@ struct virtio_pmem_config {
 
 struct virtio_pmem_resp {
 	/* Host return status corresponding to flush request */
-	__u32 ret;
+	__virtio32 ret;
 };
 
 struct virtio_pmem_req {
 	/* command type */
-	__u32 type;
+	__virtio32 type;
 };
 
 #endif
-- 
2.20.1

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