1 files changed, 1 insertions, 1 deletions

diff --git a/arch/sh/mm/pmb.c b/arch/sh/mm/pmb.c
index 3cc21933063b..c0fdc217ece5 100644
--- a/arch/sh/mm/pmb.c
+++ b/arch/sh/mm/pmb.c
@@ -681,7 +681,7 @@ static void __init pmb_merge(struct pmb_entry *head)
         /*
          * The merged page size must be valid.
          */
-        if (!pmb_size_valid(newsize))
+        if (!depth || !pmb_size_valid(newsize))
                 return;
 
         head->flags &= ~PMB_SZ_MASK;