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frv: handle pgtable_page_ctor() fail

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Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Kirill A. Shutemov 2013-11-14 14:31:30 -08:00 committed by Linus Torvalds
parent 0da5303bdb
commit 3b9cf77d1a
1 changed files with 8 additions and 4 deletions
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12
arch/frv/mm/pgalloc.c
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@ -37,11 +37,15 @@ pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
#else
page = alloc_pages(GFP_KERNEL|__GFP_REPEAT, 0);
#endif
if (page) {
clear_highpage(page);
pgtable_page_ctor(page);
flush_dcache_page(page);
if (!page)
return NULL;
clear_highpage(page);
if (!pgtable_page_ctor(page)) {
__free_page(page);
return NULL;
}
flush_dcache_page(page);
return page;
}