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scsi: scsi-cd without drive property for empty drive 

This allows the creation of an empty scsi-cd device without manually
creating a BlockBackend.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Kevin Wolf 2016-07-14 15:49:43 +02:00
parent 67c75f3dff
commit 9ef6e505f0
1 changed files with 5 additions and 0 deletions
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5
hw/scsi/scsi-disk.c
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@ -2359,6 +2359,11 @@ static void scsi_hd_realize(SCSIDevice *dev, Error **errp)
static void scsi_cd_realize(SCSIDevice *dev, Error **errp) static void scsi_cd_realize(SCSIDevice *dev, Error **errp)
{ {
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, dev); SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, dev);
if (!dev->conf.blk) {
dev->conf.blk = blk_new();
}
s->qdev.blocksize = 2048; s->qdev.blocksize = 2048;
s->qdev.type = TYPE_ROM; s->qdev.type = TYPE_ROM;
s->features |= 1 << SCSI_DISK_F_REMOVABLE; s->features |= 1 << SCSI_DISK_F_REMOVABLE;