scsi: fix incorrect ?: use

Fixes OpenBSD build.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c
index 642d791..2e7a57b 100644 (file)
--- a/hw/scsi-disk.c
+++ b/hw/scsi-disk.c
@@ -346,7 +346,8 @@ static int scsi_disk_emulate_inquiry(SCSIRequest *req, uint8_t *outbuf)
 
         case 0x80: /* Device serial number, optional */
         {
-            const char *serial = req->dev->dinfo->serial ?: "0";
+            const char *serial = req->dev->dinfo->serial ?
+                req->dev->dinfo->serial : "0";
             int l = strlen(serial);
 
             if (l > req->cmd.xfer)