Commit d97a2291 authored Nov 14, 2013 by Kirill A. Shutemov Committed by Linus Torvalds Nov 15, 2013

arm64: handle pgtable_page_ctor() fail



Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent affce508

arch/arm64/include/asm/pgalloc.h

+6 −3

Original line number	Diff line number	Diff line
		@@ -63,9 +63,12 @@ pte_alloc_one(struct mm_struct *mm, unsigned long addr)
		struct page *pte;

		pte = alloc_pages(PGALLOC_GFP, 0);
		if (pte)
		pgtable_page_ctor(pte);

		if (!pte)
		return NULL;
		if (!pgtable_page_ctor(pte)) {
		__free_page(pte);
		return NULL;
		}
		return pte;
		}