Ekaterina Tumanova <address@hidden> writes:
check conf.blk before calling blkconf_blocksizes
Signed-off-by: Ekaterina Tumanova <address@hidden>
---
hw/scsi/scsi-disk.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/hw/scsi/scsi-disk.c b/hw/scsi/scsi-disk.c
index 2921728..df5140e 100644
--- a/hw/scsi/scsi-disk.c
+++ b/hw/scsi/scsi-disk.c
@@ -2291,7 +2291,9 @@ static void scsi_realize(SCSIDevice *dev, Error **errp)
static void scsi_hd_realize(SCSIDevice *dev, Error **errp)
{
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, dev);
- blkconf_blocksizes(&s->qdev.conf);
+ if (s->qdev.conf.blk) {
+ blkconf_blocksizes(&s->qdev.conf);
+ }
Looks suspicious on first glance, because block device model realize()
methods are supposed to fail when the backend is missing. But...