fs: __fget_light() can use __fget() in slow path

The slow path in __fget_light() can use __fget() to avoid the
code duplication. Saves 232 bytes.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 3 insertions, 11 deletions

diff --git a/fs/file.c b/fs/file.c
index 50c1208f6450..771578b33fb6 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -694,17 +694,9 @@ struct file *__fget_light(unsigned int fd, fmode_t mask, int *fput_needed)
                 if (file && (file->f_mode & mask))
                         file = NULL;
         } else {
-                rcu_read_lock();
-                file = fcheck_files(files, fd);
-                if (file) {
-                        if (!(file->f_mode & mask) &&
-                            atomic_long_inc_not_zero(&file->f_count))
-                                *fput_needed = 1;
-                        else
-                                /* Didn't get the reference, someone's freed */
-                                file = NULL;
-                }
-                rcu_read_unlock();
+                file = __fget(fd, mask);
+                if (file)
+                        *fput_needed = 1;
         }
 
         return file;