From mboxrd@z Thu Jan 1 00:00:00 1970 From: akpm@osdl.org Date: Tue, 19 Dec 2006 21:04:44 +0000 Subject: [patch 3/3] IA64: virt_to_page() can be called with NULL arg Message-Id: <200612192104.kBJL4iBg010376@shell0.pdx.osdl.net> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org From: Kirill Korotaev It does not return NULL when arg is NULL. Signed-off-by: Alexey Kuznetsov Signed-off-by: Kirill Korotaev Cc: "Luck, Tony" Signed-off-by: Andrew Morton --- 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, _