test

8 years ago · 1e9d78fcd6
1 changed files with 1 additions and 1 deletions
--- a/iguana/dpow/dpow_fsm.c
+++ b/iguana/dpow/dpow_fsm.c
@ -443,7 +443,7 @@ void dpow_statemachinestart(void *ptr)
        dp->blocks[checkpoint.blockhash.height] = bp;
        bp->beacon = rand256(0);
        vcalc_sha256(0,bp->commit.bytes,bp->beacon.bytes,sizeof(bp->beacon));
-        if ( dp->blocks[checkpoint.blockhash.height - 1000] != 0 )
+        if ( checkpoint.blockhash.height > 0 && dp->blocks[checkpoint.blockhash.height - 1000] != 0 )
        {
            printf("purge %s.%d\n",dp->dest,checkpoint.blockhash.height - 1000);
            free(dp->blocks[checkpoint.blockhash.height - 1000]);