[PATCH v2] virtio_pmem: fix sparse warning

Pankaj Gupta
2019-07-10T18:01:43Z

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@intel.com>
Signed-off-by: Pankaj Gupta <pagupta@redhat.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