Commit affce508 authored Nov 14, 2013 by Kirill A. Shutemov Committed by Linus Torvalds Nov 15, 2013

arm: handle pgtable_page_ctor() fail



Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent ca6ec3bb

arch/arm/include/asm/pgalloc.h

+7 −5

Original line number	Diff line number	Diff line
		@@ -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 (!pte)
		return NULL;
		if (!PageHighMem(pte))
		clean_pte_table(page_address(pte));
		pgtable_page_ctor(pte);
		if (!pgtable_page_ctor(pte)) {
		__free_page(pte);
		return NULL;
		}

		return pte;
		}