fix possible shutdown assertion with -reindex-shutdown

Credit @eklitzke for reproducing.
2018-02-13 00:24:14 -05:00 · 2018-02-13 00:24:14 -05:00 · ceaefdd5f3
parent c997f88082
commit ceaefdd5f3
1 changed files with 1 additions and 1 deletions
--- a/src/validation.cpp
+++ b/src/validation.cpp
@ -2087,7 +2087,7 @@ bool static FlushStateToDisk(const CChainParams& chainparams, CValidationState &
            nLastWrite = nNow;
        }
        // Flush best chain related state. This can only be done if the blocks / block index write was also done.
-        if (fDoFullFlush) {
+        if (fDoFullFlush && !pcoinsTip->GetBestBlock().IsNull()) {
            // Typical Coin structures on disk are around 48 bytes in size.
            // Pushing a new one to the database can cause it to be written
            // twice (once in the log, and once in the tables). This is already