Avoid more null deref checks for ht->calcsize
Avoid more null deref checks for ht->calcsize

alvarofe/sdb,alvarofe/sdb,radare/sdb,alvarofe/sdb,radare/sdb,alvarofe/sdb,radare/sdb,alvarofe/sdb,radare/sdb,alvarofe/sdb,radare/sdb,radare/sdb,radare/sdb,alvarofe/sdb,radare/sdb,radare/sdb,radare/sdb,radare/sdb,alvarofe/sdb,alvarofe/sdb,alvarofe/sdb,alvarofe/sdb