diff --git a/drivers/scsi/sd_zbc.c b/drivers/scsi/sd_zbc.c
index 16d3fa62d8acbf87c79d2fd1593e9c7e160793e9..d5b3bd915d9eb4c42c1f48def5c0864601c82f5d 100644
--- a/drivers/scsi/sd_zbc.c
+++ b/drivers/scsi/sd_zbc.c
@@ -455,8 +455,10 @@ static int sd_zbc_check_zone_size(struct scsi_disk *sdkp)
 
 	/* Do a report zone to get the same field */
 	ret = sd_zbc_report_zones(sdkp, buf, SD_ZBC_BUF_SIZE, 0);
-	if (ret)
+	if (ret) {
+		zone_blocks = 0;
 		goto out;
+	}
 
 	same = buf[4] & 0x0f;
 	if (same > 0) {