We don't check whether vma->vm_ops is NULL in do_shared_fault() so
there's hardly any point in checking it in wp_page_shared() or
wp_pfn_shared() which get called only for shared file mappings as well.
Signed-off-by: Jan Kara <jack@xxxxxxx>
---
mm/memory.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/mm/memory.c b/mm/memory.c
index 7be96a43d5ac..26b2858e6a12 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2275,7 +2275,7 @@ static int wp_pfn_shared(struct vm_fault *vmf)
{
struct vm_area_struct *vma = vmf->vma;
- if (vma->vm_ops && vma->vm_ops->pfn_mkwrite) {
+ if (vma->vm_ops->pfn_mkwrite) {
int ret;
pte_unmap_unlock(vmf->pte, vmf->ptl);
@@ -2305,7 +2305,7 @@ static int wp_page_shared(struct vm_fault *vmf, struct page *old_page)
get_page(old_page);
- if (vma->vm_ops && vma->vm_ops->page_mkwrite) {
+ if (vma->vm_ops->page_mkwrite) {
int tmp;
pte_unmap_unlock(vmf->pte, vmf->ptl);
--
2.6.6
--
To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
