serial: mxs-auart: Remove unneeded goto label
Instead of jumping to the 'out' label, let's return the error immediately, which makes the code shorter and cleaner. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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