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MQTT Client - missing null check
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@@ -74,7 +74,7 @@ module.exports = {
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client.once(a,b);
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},
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connect: function() {
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if (!client.isConnected() && !connecting) {
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if (client && !client.isConnected() && !connecting) {
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connecting = true;
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client.connect(options);
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}
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