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packer/rpc: need a real lock for closing

This commit is contained in:
Mitchell Hashimoto 2013-12-10 16:23:47 -08:00
parent 7372c32b6b
commit 5dffab7439
1 changed files with 2 additions and 2 deletions
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4
packer/rpc/muxconn.go
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@ -48,8 +48,8 @@ func NewMuxConn(rwc io.ReadWriteCloser) *MuxConn {
// Close closes the underlying io.ReadWriteCloser. This will also close
// all streams that are open.
func (m *MuxConn) Close() error {
m.mu.RLock()
defer m.mu.RUnlock()
m.mu.Lock()
defer m.mu.Unlock()
// Close all the streams
for _, w := range m.streams {