20bc5166b3
Summary: https://github.com/facebook/rocksdb/pull/6668 added some new test code but it has a risk of memory corruption. Fix it Pull Request resolved: https://github.com/facebook/rocksdb/pull/6676 Test Plan: Run the test under ASAN and see it passes. Reviewed By: ajkr Differential Revision: D20937108 fbshipit-source-id: 22cc96bb02030df0a37a02e67a2cc37ca31ba22d