etcdctl/command: fix shawdowed error variable
This fixes https://github.com/coreos/etcd/issues/3954.
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@ -61,7 +61,7 @@ func handleBackup(c *cli.Context) {
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if snapshot != nil {
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if snapshot != nil {
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walsnap.Index, walsnap.Term = snapshot.Metadata.Index, snapshot.Metadata.Term
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walsnap.Index, walsnap.Term = snapshot.Metadata.Index, snapshot.Metadata.Term
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newss := snap.New(destSnap)
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newss := snap.New(destSnap)
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if err := newss.SaveSnap(*snapshot); err != nil {
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if err = newss.SaveSnap(*snapshot); err != nil {
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log.Fatal(err)
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log.Fatal(err)
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}
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}
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}
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}
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