Commit 26db3902 authored by Kirill A. Shutemov's avatar Kirill A. Shutemov Committed by Linus Torvalds

cris: fix potential NULL-pointer dereference

Add missing check for memory allocation fail.
Signed-off-by: default avatarKirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Mikael Starvik <starvik@axis.com>
Acked-by: default avatarJesper Nilsson <jesper.nilsson@axis.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 09ef4939
...@@ -32,6 +32,8 @@ static inline pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long addres ...@@ -32,6 +32,8 @@ static inline pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long addres
{ {
struct page *pte; struct page *pte;
pte = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0); pte = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0);
if (!pte)
return NULL;
pgtable_page_ctor(pte); pgtable_page_ctor(pte);
return pte; return pte;
} }
......
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