[Qemu-devel] [PATCH v4 2/8] 9p: introduce a type for the 9p header

[Stefano Stabellini <sstabellini@kernel.org>]

Use the new type in virtio-9p-device.

Signed-off-by: Stefano Stabellini <stefano@aporeto.com>
Reviewed-by: Greg Kurz <groug@kaod.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
CC: anthony.perard@citrix.com
CC: jgross@suse.com
CC: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
CC: Greg Kurz <groug@kaod.org>
---
 hw/9pfs/9p.h               | 6 ++++++
 hw/9pfs/virtio-9p-device.c | 6 +-----
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/hw/9pfs/9p.h b/hw/9pfs/9p.h
index b7e8362..5312d8a 100644
--- a/hw/9pfs/9p.h
+++ b/hw/9pfs/9p.h
@@ -119,6 +119,12 @@ static inline char *rpath(FsContext *ctx, const char *path)
 typedef struct V9fsPDU V9fsPDU;
 struct V9fsState;
 
+typedef struct {
+    uint32_t size_le;
+    uint8_t id;
+    uint16_t tag_le;
+} QEMU_PACKED P9MsgHeader;
+
 struct V9fsPDU
 {
     uint32_t size;
diff --git a/hw/9pfs/virtio-9p-device.c b/hw/9pfs/virtio-9p-device.c
index 27a4a32..3782f43 100644
--- a/hw/9pfs/virtio-9p-device.c
+++ b/hw/9pfs/virtio-9p-device.c
@@ -46,11 +46,7 @@ static void handle_9p_output(VirtIODevice *vdev, VirtQueue *vq)
     VirtQueueElement *elem;
 
     while ((pdu = pdu_alloc(s))) {
-        struct {
-            uint32_t size_le;
-            uint8_t id;
-            uint16_t tag_le;
-        } QEMU_PACKED out;
+        P9MsgHeader out;
 
         elem = virtqueue_pop(vq, sizeof(VirtQueueElement));
         if (!elem) {
-- 
1.9.1