serial: sprd: Fix missing spin_unlock in sprd_handle_irq()
Fix return from sprd_handle_irq() with spin_lock held. Signed-off-by:Axel Lin <axel.lin@ingics.com> Reviewed-by:
Peter Hurley <peter@hurleysoftware.com> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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