mm/rmap: fix coccinelle warnings

Author: Fengguang Wu <fengguang.wu@intel.com>

mm/rmap.c:851:9-10: WARNING: return of 0/1 in function 'invalid_mkclean_vma' with return type bool

 Return statements in functions returning bool should use
 true/false instead of 1/0.

Generated by: coccinelle/misc/boolreturn.cocci

Signed-off-by: Fengguang Wu 
Signed-off-by: Andrew Morton 
Signed-off-by: Linus Torvalds 
---
 mm/rmap.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
 
diff --git a/mm/rmap.c b/mm/rmap.c
index 2dcd335..d9d4231 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -848,9 +848,9 @@ out:
 static bool invalid_mkclean_vma(struct vm_area_struct *vma, void *arg)
 {
 	if (vma->vm_flags & VM_SHARED)
-		return 0;
+		return false;
 
-	return 1;
+	return true;
 }
 
 int page_mkclean(struct page *page)