[PATCH 11/21] mm: Remove unnecessary vma->vm_ops check

[Jan Kara <jack@suse.cz>]

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@suse.cz>
---
 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

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