config/default: watcher send changes only on non nil
Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
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@ -338,8 +338,10 @@ func (w *defaultWatcher) run() {
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delete(dstmp, sk)
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}
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}
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w.vchan <- dstmp
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src = dst
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if len(dstmp) > 0 {
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w.vchan <- dstmp
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src = dst
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}
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}
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}
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}
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