Fixed deadlock in withRawTerminal method

se7entyse7en · se7entyse7en · commit c39c87b4c41d · 2019-04-23T18:33:44.000+02:00
Signed-off-by: Lou Marvin Caraig &lt;loumarvincaraig@gmail.com&gt;
diff --git a/docker/docker_exec.go b/docker/docker_exec.go
@@ -155,7 +155,10 @@ func (sa *stdioAttacher) withRawTerminal(fn attachFn) <-chan error {
 		// characters
 		prevState, err = term.SetRawTerminal(fd)
 		if err != nil {
-			done <- err
+			go func() {
+				done <- err
+			}()
+
 			return done
 		}
 	}

Original file line number	Diff line number	Diff line change
`@@ -155,7 +155,10 @@ func (sa *stdioAttacher) withRawTerminal(fn attachFn) <-chan error {`
`155`	`155`	`// characters`
`156`	`156`	`prevState, err = term.SetRawTerminal(fd)`
`157`	`157`	`if err != nil {`
`158`		`- done <- err`
	`158`	`+ go func() {`
	`159`	`+ done <- err`
	`160`	`+ }()`
	`161`	`+`
`159`	`162`	`return done`
`160`	`163`	`}`
`161`	`164`	`}`