message: back out unnecessary null check, fix one more spacing change
diff: @@ -3715,8 +3715,7 @@ static bool AcceptBlockHeader(const CBlockHeader& block, CValidationState& state
  // Check for duplicate
  uint256 hash = block.GetHash();
  CBlockIndex *pindex = NULL;
  - if (hash != chainparams.GetConsensus().hashGenesisBlock)
  - {
  + if (hash != chainparams.GetConsensus().hashGenesisBlock) {
  BlockMap::iterator miSelf = mapBlockIndex.find(hash);
  if (miSelf != mapBlockIndex.end()) {
  // Block header is already known.
  @@ -6301,12 +6300,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv,
  LOCK(pfrom->cs_filter);
  delete pfrom->pfilter;
  pfrom->pfilter = new CBloomFilter(filter);
  - if (!pfrom->pfilter)
  - {
  - LogPrintf("Unable to allocate new bloom filter -- out of memory");
  - return false;
  - }
  - else pfrom->pfilter->UpdateEmptyFull();
  + pfrom->pfilter->UpdateEmptyFull();
  }
  pfrom->fRelayTxes = true;
  }
  