Commit 71120061 authored by Kirill Korotaev's avatar Kirill Korotaev Committed by Tony Luck

[IA64] virt_to_page() can be called with NULL arg

It does not return NULL when arg is NULL.
Signed-off-by: default avatarAlexey Kuznetsov <kuznet@ms2.inr.ac.ru>
Signed-off-by: default avatarKirill Korotaev <dev@openvz.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarTony Luck <tony.luck@intel.com>
parent d00195eb
......@@ -137,7 +137,8 @@ pmd_populate_kernel(struct mm_struct *mm, pmd_t * pmd_entry, pte_t * pte)
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,
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment