Prevent panic in 'kubectl exec' when redirecting stdout

Just add some nil checks to make sure we don't trip over when we redirect output from exec to a file. Fixes #30290

Prevent panic in 'kubectl exec' when redirecting stdout
b1521903 · Davanum Srinivas · 489b204b · b1521903
Commit b1521903 authored Aug 09, 2016 by Davanum Srinivas
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v3.go pkg/client/unversioned/remotecommand/v3.go +1 -1

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--- a/pkg/client/unversioned/remotecommand/v3.go
+++ b/pkg/client/unversioned/remotecommand/v3.go
@@ -63,7 +63,7 @@ func (p *streamProtocolV3) createStreams(conn streamCreator) error {
 }

 func (p *streamProtocolV3) handleResizes() {
-	if p.resizeStream == nil {
+	if p.resizeStream == nil || p.TerminalSizeQueue == nil {
 		return
 	}