frv: handle pgtable_page_ctor() fail
Signed-off-by: NKirill A. Shutemov <kirill.shutemov@linux.intel.com> Acked-by: NDavid Howells <dhowells@redhat.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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