diff options
| -rw-r--r-- | hw/scsi-disk.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c index 4d209197ce..e8c066adff 100644 --- a/hw/scsi-disk.c +++ b/hw/scsi-disk.c @@ -66,6 +66,7 @@ struct SCSIDiskState uint64_t max_lba; QEMUBH *bh; char *version; + char *serial; }; static SCSIDiskReq *scsi_new_request(SCSIDevice *d, uint32_t tag, uint32_t lun) @@ -359,9 +360,7 @@ static int scsi_disk_emulate_inquiry(SCSIRequest *req, uint8_t *outbuf) case 0x80: /* Device serial number, optional */ { - const char *serial = req->dev->conf.dinfo->serial ? - req->dev->conf.dinfo->serial : "0"; - int l = strlen(serial); + int l = strlen(s->serial); if (l > req->cmd.xfer) l = req->cmd.xfer; @@ -371,7 +370,7 @@ static int scsi_disk_emulate_inquiry(SCSIRequest *req, uint8_t *outbuf) DPRINTF("Inquiry EVPD[Serial number] " "buffer size %zd\n", req->cmd.xfer); outbuf[buflen++] = l; - memcpy(outbuf+buflen, serial, l); + memcpy(outbuf+buflen, s->serial, l); buflen += l; break; } @@ -1058,6 +1057,15 @@ static int scsi_disk_initfn(SCSIDevice *dev) } s->bs = s->qdev.conf.dinfo->bdrv; + if (!s->serial) { + if (*dev->conf.dinfo->serial) { + /* try to fall back to value set with legacy -drive serial=... */ + s->serial = qemu_strdup(dev->conf.dinfo->serial); + } else { + s->serial = qemu_strdup("0"); + } + } + if (bdrv_is_sg(s->bs)) { error_report("scsi-disk: unwanted /dev/sg*"); return -1; @@ -1090,6 +1098,7 @@ static SCSIDeviceInfo scsi_disk_info = { .qdev.props = (Property[]) { DEFINE_BLOCK_PROPERTIES(SCSIDiskState, qdev.conf), DEFINE_PROP_STRING("ver", SCSIDiskState, version), + DEFINE_PROP_STRING("serial", SCSIDiskState, serial), DEFINE_PROP_END_OF_LIST(), }, }; |