From: Kirill Korotaev <[EMAIL PROTECTED]>
It does not return NULL when arg is NULL.
Signed-off-by: Alexey Kuznetsov <[EMAIL PROTECTED]>
Signed-off-by: Kirill Korotaev <[EMAIL PROTECTED]>
Cc: "Luck, Tony" <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
include/asm-ia64/pgalloc.h | 3 ++-
1 files changed, 2 insertions(+), 1 deletion(-)
diff -puN
include/asm-ia64/pgalloc.h~ia64-virt_to_page-can-be-called-with-null-arg
include/asm-ia64/pgalloc.h
--- a/include/asm-ia64/pgalloc.h~ia64-virt_to_page-can-be-called-with-null-arg
+++ a/include/asm-ia64/pgalloc.h
@@ -137,7 +137,8 @@ pmd_populate_kernel(struct mm_struct *mm
static inline struct page *pte_alloc_one(struct mm_struct *mm,
unsigned long addr)
{
- return virt_to_page(pgtable_quicklist_alloc());
+ void *pg = pgtable_quicklist_alloc();
+ return pg ? virt_to_page(pg) : NULL;
}
static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
_
-
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