As noticed by Sergei in the discussion of Andrea Gelmini's patch series. Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Reported-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> (cherry picked from commit 4939788eb8559754a120531c49ffa96bb30fee06) Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>