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Fix crash causing deadlock in connection writer when no messages have been posted yet

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This commit is contained in:
Matt Joiner 2016-06-27 15:45:15 +10:00
parent 364f617ade
commit 874bba43f8
1 changed files with 1 additions and 1 deletions
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2
connection.go
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@ -408,7 +408,7 @@ func (cn *connection) writer(keepAliveTimeout time.Duration) {
keepAliveTimer := time.NewTimer(keepAliveTimeout) keepAliveTimer := time.NewTimer(keepAliveTimeout)
for { for {
cn.mu().Lock() cn.mu().Lock()
for cn.outgoingUnbufferedMessages.Len() != 0 { for cn.outgoingUnbufferedMessages != nil && cn.outgoingUnbufferedMessages.Len() != 0 {
msg := cn.outgoingUnbufferedMessages.Remove(cn.outgoingUnbufferedMessages.Front()).(pp.Message) msg := cn.outgoingUnbufferedMessages.Remove(cn.outgoingUnbufferedMessages.Front()).(pp.Message)
cn.mu().Unlock() cn.mu().Unlock()
b, err := msg.MarshalBinary() b, err := msg.MarshalBinary()