Commit affce508 authored by Kirill A. Shutemov's avatar Kirill A. Shutemov Committed by Linus Torvalds

arm: handle pgtable_page_ctor() fail

Signed-off-by: default avatarKirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Russell King <linux@arm.linux.org.uk>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent ca6ec3bb
...@@ -102,12 +102,14 @@ pte_alloc_one(struct mm_struct *mm, unsigned long addr) ...@@ -102,12 +102,14 @@ pte_alloc_one(struct mm_struct *mm, unsigned long addr)
#else #else
pte = alloc_pages(PGALLOC_GFP, 0); pte = alloc_pages(PGALLOC_GFP, 0);
#endif #endif
if (pte) { if (!pte)
return NULL;
if (!PageHighMem(pte)) if (!PageHighMem(pte))
clean_pte_table(page_address(pte)); clean_pte_table(page_address(pte));
pgtable_page_ctor(pte); if (!pgtable_page_ctor(pte)) {
__free_page(pte);
return NULL;
} }
return pte; return pte;
} }
......
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