Fix: concurrent map read and map write

[datastream]

c.requestList should be protected by mutex lock.

ldapserver/client.go

Line 42 in 479fece

if requestToAbandon, ok := c.requestList[messageID]; ok {

`diff --git a/client.go b/client.go
index a174d36..665743d 100644
--- a/client.go
+++ b/client.go
@@ -39,9 +39,12 @@ func (c *client) SetConn(conn net.Conn) {
}

func (c *client) GetMessageByID(messageID int) (*Message, bool) {

•   c.mutex.Lock()
    if requestToAbandon, ok := c.requestList[messageID]; ok {
  

•           c.mutex.Unlock()
            return requestToAbandon, true
    }
  

•   c.mutex.Unlock()
    return nil, false
  

}`