TAKE - fix stat on fifo problem

[Steve Lord <lord@xxxxxxx>]

This makes the fifo read after stat case work.

Date:  Mon Apr  9 07:53:22 PDT 2001
Workarea:  jen.americas.sgi.com:/src/lord/xfs-linux.2.4

The following file(s) were checked into:
  bonnie.engr.sgi.com:/isms/slinx/2.4.x-xfs


Modid:  2.4.x-xfs:slinx:91980a
linux/fs/xfs/linux/xfs_vnode.c - 1.54
        - Ensure that stat operations on pipes, fifos and special devices does 
not
          overwrite critical information such as size with data from the xfs 
inode.