make get_file() return its argument

simplifies a bunch of callers...

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

1 files changed, 1 insertions, 2 deletions

diff --git a/mm/mmap.c b/mm/mmap.c
index ae18a48e7e4e..872441e81914 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1301,8 +1301,7 @@ munmap_back:
                                 goto free_vma;
                         correct_wcount = 1;
                 }
-                vma->vm_file = file;
-                get_file(file);
+                vma->vm_file = get_file(file);
                 error = file->f_op->mmap(file, vma);
                 if (error)
                         goto unmap_and_free_vma;