From 92b30744d7da8facd8f2206731bae87eebb06164 Mon Sep 17 00:00:00 2001
From: Kevin Wolf <kwolf@redhat.com>
Date: Fri, 7 May 2010 12:43:46 +0200
Subject: [PATCH] qcow2: Remove static forward declaration

OpenBSDs gcc is said to generate warnings for this declaration, so don't
reference bdrv_qcow2 directly, but look it up using bdrv_find_format.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
---
 block/qcow2.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/block/qcow2.c b/block/qcow2.c
index 3dbe4b8889..ebad4e10ae 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -52,8 +52,6 @@ typedef struct {
 #define  QCOW_EXT_MAGIC_END 0
 #define  QCOW_EXT_MAGIC_BACKING_FORMAT 0xE2792ACA
 
-static BlockDriver bdrv_qcow2;
-
 static int qcow_probe(const uint8_t *buf, int buf_size, const char *filename)
 {
     const QCowHeader *cow_header = (const void *)buf;
@@ -1018,8 +1016,9 @@ exit:
     /* Preallocate metadata */
     if (ret == 0 && prealloc) {
         BlockDriverState *bs;
+        BlockDriver *drv = bdrv_find_format("qcow2");
         bs = bdrv_new("");
-        bdrv_open(bs, filename, BDRV_O_CACHE_WB | BDRV_O_RDWR, &bdrv_qcow2);
+        bdrv_open(bs, filename, BDRV_O_CACHE_WB | BDRV_O_RDWR, drv);
         preallocate(bs);
         bdrv_close(bs);
     }
-- 
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