Hi,

On Sat, 2007-10-27 at 23:00 +0200, Christoph Hellwig wrote:
quoted text
> On Wed, Oct 24, 2007 at 06:26:26PM +0200, Adrian Bunk wrote:
> > The Coverity checker spotted the following array overflow caused by
> > commit 34c0d154243dd913c5690ae6ceb9557017429b9c:
> 
> The line is a left-over from times when gfs stored the mode of the
> inode in the file handle.  It can simply be deleted.  Steve, do you
> want a patch for that or could you commit that one-liner directly?
> 

I'm just back from holiday this morning and this is looking a bit more
complicated than that... give me a day or two and I'll try and come up
with a solution,

Steve.

quoted text
> > fs/gfs2/ops_export.c contains:
> > 
> > <--  snip  -->
> > 
> > ...
> > static struct dentry *gfs2_fh_to_parent(struct super_block *sb, struct fid *fid,
> >                 int fh_len, int fh_type)
> > {
> >         struct gfs2_inum_host parent;
> >         __be32 *fh = (__force __be32 *)fid->raw;  <------------
> > 
> >         switch (fh_type) {
> >         case GFS2_LARGE_FH_SIZE:
> >         case GFS2_OLD_FH_SIZE:
> >                 parent.no_formal_ino = ((u64)be32_to_cpu(fh[4])) << 32;
> >                 parent.no_formal_ino |= be32_to_cpu(fh[5]);
> >                 parent.no_addr = ((u64)be32_to_cpu(fh[6])) << 32;
> >                                                    ^^^^^
> >                 parent.no_addr |= be32_to_cpu(fh[7]);
> > ...                                           ^^^^^
> > 
> > <--  snip  -->
> > 
> > 
> > cu
> > Adrian
> > 
> > -- 
> > 
> >        "Is there not promise of rain?" Ling Tan asked suddenly out
> >         of the darkness. There had been need of rain for many days.
> >        "Only a promise," Lao Er said.
> >                                        Pearl S. Buck - Dragon Seed
> ---end quoted text---

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