sysfs: reposition sysfs_dirent->s_mode.

Move s_mode downward such that it's side-by-side with s_iattr which is
used for the same thing.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

fs/sysfs/sysfs.h

@@ -39,8 +39,8 @@ struct sysfs_dirent {
 	}			s_elem;
 
 	unsigned int		s_flags;
-	umode_t			s_mode;
 	ino_t			s_ino;
+	umode_t			s_mode;
 	struct iattr		*s_iattr;
 	atomic_t		s_event;
 };