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-rw-r--r--include/asm-sh/pgtable.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asm-sh/pgtable.h b/include/asm-sh/pgtable.h
index 3721a4412ce..9214c015fe1 100644
--- a/include/asm-sh/pgtable.h
+++ b/include/asm-sh/pgtable.h
@@ -43,7 +43,7 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
/* PGD bits */
#define PGDIR_SHIFT (PTE_SHIFT + PTE_BITS)
#define PGDIR_BITS (32 - PGDIR_SHIFT)
-#define PGDIR_SIZE (1 << PGDIR_SHIFT)
+#define PGDIR_SIZE (1UL << PGDIR_SHIFT)
#define PGDIR_MASK (~(PGDIR_SIZE-1))
/* Entries per level */