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-rw-r--r--hw/scsi-bus.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/hw/scsi-bus.c b/hw/scsi-bus.c
index 5ad1013be1..dc7406389d 100644
--- a/hw/scsi-bus.c
+++ b/hw/scsi-bus.c
@@ -1354,6 +1354,7 @@ static const char *scsi_command_name(uint8_t cmd)
SCSIRequest *scsi_req_ref(SCSIRequest *req)
{
+ assert(req->refcount > 0);
req->refcount++;
return req;
}
@@ -1362,6 +1363,10 @@ void scsi_req_unref(SCSIRequest *req)
{
assert(req->refcount > 0);
if (--req->refcount == 0) {
+ SCSIBus *bus = DO_UPCAST(SCSIBus, qbus, req->dev->qdev.parent_bus);
+ if (bus->info->free_request && req->hba_private) {
+ bus->info->free_request(bus, req->hba_private);
+ }
if (req->ops->free_req) {
req->ops->free_req(req);
}