On Tue, Feb 12, 2019 at 08:52:53PM +0000, Schumaker, Anna wrote:
> On Tue, 2019-02-12 at 19:27 +0100, Greg Kroah-Hartman wrote:
> > debugfs can now report an error code if something went wrong instead of
> > just NULL. So if the return value is to be used as a "real" dentry, it
> > needs to be checked if it is an error before dereferencing it.
> >
> > This is now happening because of ff9fb72bc077 ("debugfs: return error
> > values, not NULL"), but why debugfs files are not being created properly
> > is an older issue, probably one that has always been there and should
> > probably be looked at...
> >
> > Cc: "J. Bruce Fields" <bfie...@fieldses.org>
> > Cc: Jeff Layton <jlay...@kernel.org>
> > Cc: Trond Myklebust <trond.mykleb...@hammerspace.com>
> > Cc: Anna Schumaker <anna.schuma...@netapp.com>
> > Cc: linux-...@vger.kernel.org
> > Cc: netdev@vger.kernel.org
> > Reported-by: David Howells <dhowe...@redhat.com>
> > Tested-by: David Howells <dhowe...@redhat.com>
> > Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
> >
> > ---
> > net/sunrpc/debugfs.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > I can take this through my tree if people don't object, or it can go
> > through the NFS tree. It does need to get merged before 5.0-final
> > though.
>
> I'm planning another bugfixes pull for 5.0, so I can take this patch and send
> it
> with the others this week.
Wonderful, thanks for doing this, and sorry for the regression.
greg k-h
