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Alan authored
Otherwise a pde_shift big enough to overflow a u32 will be truncated before assignment Note: We never asked for ranges spanning a 4G boundary, so this issue doesn't cause a real problem. Signed-off-by:
Alan Cox <alan@linux.intel.com> [danvet: Add note why this isn't a real problem.] Signed-off-by:
Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/20160217142043.4947.60447.stgit@localhost.localdomain
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