hexagon: handle pgtable_page_ctor() fail

[platform/adaptation/renesas_rcar/renesas_kernel.git] / arch / hexagon / include / asm / pgalloc.h

diff --git a/arch/hexagon/include/asm/pgalloc.h b/arch/hexagon/include/asm/pgalloc.h
index 679bf6d..4c9d382 100644 (file)
--- a/arch/hexagon/include/asm/pgalloc.h
+++ b/arch/hexagon/include/asm/pgalloc.h
@@ -65,10 +65,12 @@ static inline struct page *pte_alloc_one(struct mm_struct *mm,
        struct page *pte;
 
        pte = alloc_page(GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO);
-
-       if (pte)
-               pgtable_page_ctor(pte);
-
+       if (!pte)
+               return NULL;
+       if (!pgtable_page_ctor(pte)) {
+               __free_page(pte);
+               return NULL;
+       }
        return pte;
 }