Careless threading fix.

Fixes #1551
10 years ago · 7cc6ba8248
1 changed files with 4 additions and 4 deletions
--- a/libethereum/BlockChain.cpp
+++ b/libethereum/BlockChain.cpp
@ -988,12 +988,12 @@ bytes BlockChain::block(h256 const& _hash) const
 		return bytes();
 	}

+	noteUsed(_hash);
+
 	WriteGuard l(x_blocks);
 	m_blocks[_hash].resize(d.size());
 	memcpy(m_blocks[_hash].data(), d.data(), d.size());

-	noteUsed(_hash);
-
 	return m_blocks[_hash];
 }

@ -1018,11 +1018,11 @@ bytes BlockChain::oldBlock(h256 const& _hash) const
 		return bytes();
 	}

+	noteUsed(_hash);
+
 	WriteGuard l(x_blocks);
 	m_blocks[_hash].resize(d.size());
 	memcpy(m_blocks[_hash].data(), d.data(), d.size());

-	noteUsed(_hash);
-
 	return m_blocks[_hash];
 }