hw/block/fdc: Extract blk_create_empty_drive()

We are going to re-use this code in the next commit,
so extract it as a new blk_create_empty_drive() function.

Inspired-by: Hanna Reitz <hreitz@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20211124161536.631563-2-philmd@redhat.com
Signed-off-by: John Snow <jsnow@redhat.com>
(cherry picked from commit b154791e7b6d4ca5cdcd54443484d97360bd7ad2)
Signed-off-by: Michael Roth <michael.roth@amd.com>

diff --git a/hw/block/fdc.c b/hw/block/fdc.c
index 9014cd30b3abe6bf0a565d83a7f089b57e3b8992..c3e09973cad82440537d605bde0d902db8de9e7b 100644 (file)
--- a/hw/block/fdc.c
+++ b/hw/block/fdc.c
@@ -61,6 +61,12 @@
     } while (0)
 
 
+/* Anonymous BlockBackend for empty drive */
+static BlockBackend *blk_create_empty_drive(void)
+{
+    return blk_new(qemu_get_aio_context(), 0, BLK_PERM_ALL);
+}
+
 /********************************************************/
 /* qdev floppy bus                                      */
 
@@ -486,8 +492,7 @@ static void floppy_drive_realize(DeviceState *qdev, Error **errp)
     }
 
     if (!dev->conf.blk) {
-        /* Anonymous BlockBackend for an empty drive */
-        dev->conf.blk = blk_new(qemu_get_aio_context(), 0, BLK_PERM_ALL);
+        dev->conf.blk = blk_create_empty_drive();
         ret = blk_attach_dev(dev->conf.blk, qdev);
         assert(ret == 0);