[PATCH 11/34] arm: handle pgtable_page_ctor() fail

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Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Cc: Russell King <linux@xxxxxxxxxxxxxxxx>
---
 arch/arm/include/asm/pgalloc.h | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/arch/arm/include/asm/pgalloc.h b/arch/arm/include/asm/pgalloc.h
index 943504f53f..78a7793616 100644
--- a/arch/arm/include/asm/pgalloc.h
+++ b/arch/arm/include/asm/pgalloc.h
@@ -102,12 +102,14 @@ pte_alloc_one(struct mm_struct *mm, unsigned long addr)
 #else
 	pte = alloc_pages(PGALLOC_GFP, 0);
 #endif
-	if (pte) {
-		if (!PageHighMem(pte))
-			clean_pte_table(page_address(pte));
-		pgtable_page_ctor(pte);
+	if (!pte)
+		return NULL;
+	if (!PageHighMem(pte))
+		clean_pte_table(page_address(pte));
+	if (!pgtable_page_ctor(pte)) {
+		__free_page(pte);
+		return NULL;
 	}
-
 	return pte;
 }
 
-- 
1.8.4.rc3

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