This does not answer the question directly. But, the free BRB tool (developed by NCI) can do Class prediction, Class comparison, and Quantitative trait analysis (Survival is one of them). There are good papers which have used this tool. Hope this helps
Try InSilico DB (https://insilicodb.org) GEO data is imported, manually curated, and formatted ready to be analyzed. Search for "survival" and press the "edit/show clinical annotations" button for details on the resulting datasets. you can export to GenePattern to analyze the data and you can also export the clinical annotation including survival data to .txt format.