thread-safety fix

10 years ago · 345416e7d7
1 changed files with 12 additions and 12 deletions
--- a/libwhisper/WhisperPeer.cpp
+++ b/libwhisper/WhisperPeer.cpp
@ -82,10 +82,8 @@ bool WhisperPeer::interpret(unsigned _id, RLP const& _r)

 void WhisperPeer::sendMessages()
 {
-	if (m_unseen.size())
-	{
 	RLPStream amalg;
-		unsigned msgCount;
+	unsigned msgCount = 0;
 	{
 		Guard l(x_unseen);
 		msgCount = m_unseen.size();
@ -97,6 +95,8 @@ void WhisperPeer::sendMessages()
 		}
 	}
 	
+	if (msgCount)
+	{
 		RLPStream s;
 		prep(s, MessagesPacket, msgCount).appendRaw(amalg.out(), msgCount);
 		sealAndSend(s);