Commit 8e3559c3 authored by Chris Bednarski's avatar Chris Bednarski

Guard against uninitialized pointers in io.Copy to fix #2416

parent c614bb70
...@@ -85,8 +85,13 @@ func (c *Communicator) Start(rc *packer.RemoteCmd) error { ...@@ -85,8 +85,13 @@ func (c *Communicator) Start(rc *packer.RemoteCmd) error {
func runCommand(shell *winrm.Shell, cmd *winrm.Command, rc *packer.RemoteCmd) { func runCommand(shell *winrm.Shell, cmd *winrm.Command, rc *packer.RemoteCmd) {
defer shell.Close() defer shell.Close()
if rc.Stdout != nil && cmd.Stdout != nil {
go io.Copy(rc.Stdout, cmd.Stdout) go io.Copy(rc.Stdout, cmd.Stdout)
}
if rc.Stderr != nil && cmd.Stderr != nil {
go io.Copy(rc.Stderr, cmd.Stderr) go io.Copy(rc.Stderr, cmd.Stderr)
}
cmd.Wait() cmd.Wait()
......
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