[lustre-devel] [PATCH] staging: lustre: lustre: Off by two in lmv_fid2path()

Greg Kroah-Hartman gregkh at linuxfoundation.org
Thu Aug 17 08:47:52 PDT 2017


On Mon, Aug 14, 2017 at 04:01:17PM +0100, James Simmons wrote:
> 
> > We want to concatonate join string one, a '/' character, string two and
> > then a NUL terminator.  The destination buffer holds ori_gf->gf_pathlen
> > characters.  The strlen() function returns the number of characters not
> > counting the NUL terminator.  So we should be adding two extra spaces,
> > one for the foward slash and one for the NUL.
> > 
> > Signed-off-by: Dan Carpenter <dan.carpenter at oracle.com>
> > ---
> > Not tested.  Please review this one carefully.
> 
> This is a real bug which is impacting users. The bug is being tracked
> at https://jira.hpdd.intel.com/browse/LU-9863. It passed our test suite
> and its being reviewed.

So what am I supposed to do with this patch?



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