make get_file() return its argument

simplifies a bunch of callers...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 2 insertions, 4 deletions

diff --git a/mm/nommu.c b/mm/nommu.c
index d4b0c10872de..dee2ff89fd58 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -1282,10 +1282,8 @@ unsigned long do_mmap_pgoff(struct file *file,
         vma->vm_pgoff = pgoff;
 
         if (file) {
-                region->vm_file = file;
-                get_file(file);
-                vma->vm_file = file;
-                get_file(file);
+                region->vm_file = get_file(file);
+                vma->vm_file = get_file(file);
                 if (vm_flags & VM_EXECUTABLE) {
                         added_exe_file_vma(current->mm);
                         vma->vm_mm = current->mm;