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Commit 647f884e authored by Kirill A. Shutemov's avatar Kirill A. Shutemov Committed by Linus Torvalds
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um: handle pgtable_page_ctor() fail



Signed-off-by: default avatarKirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Richard Weinberger <richard@nod.at>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 76b3aec3
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+6 −2
Original line number Diff line number Diff line
@@ -279,8 +279,12 @@ pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
	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;
}