* Philippe Mathieu-Daudé (phi...@redhat.com) wrote:
> On 2/17/20 9:06 PM, Dr. David Alan Gilbert wrote:
> > * Philippe Mathieu-Daudé (phi...@redhat.com) wrote:
> > > Fix warning reported by Clang static code analyzer:
> > > 
> > >      CC      tools/virtiofsd/fuse_lowlevel.o
> > >    tools/virtiofsd/fuse_lowlevel.c:195:9: warning: Value stored to 
> > > 'error' is never read
> > >            error = -ERANGE;
> > >            ^       ~~~~~~~
> > > 
> > > Fixes: 2de121f01e
> > > Reported-by: Clang Static Analyzer
> > > Reviewed-by: Ján Tomko <jto...@redhat.com>
> > > Signed-off-by: Philippe Mathieu-Daudé <phi...@redhat.com>
> > 
> > Nice, this actually fixes 3db2876
> 
> Good catch, so this fix can be applied to QEMU (while patch #1 needs
> backport from upstream libfuse), right?

I'll take all 3 into QEMU, libfuse can take it asynchronously.

Dave

> > 
> > Reviewed-by: Dr. David Alan Gilbert <dgilb...@redhat.com>
> 
> Thanks.
> 
> > 
> > > ---
> > > RFC because untested
> > > ---
> > >   tools/virtiofsd/fuse_lowlevel.c | 2 +-
> > >   1 file changed, 1 insertion(+), 1 deletion(-)
> > > 
> > > diff --git a/tools/virtiofsd/fuse_lowlevel.c 
> > > b/tools/virtiofsd/fuse_lowlevel.c
> > > index 704c0369b2..2dd36ec03b 100644
> > > --- a/tools/virtiofsd/fuse_lowlevel.c
> > > +++ b/tools/virtiofsd/fuse_lowlevel.c
> > > @@ -192,7 +192,7 @@ int fuse_send_reply_iov_nofree(fuse_req_t req, int 
> > > error, struct iovec *iov,
> > >       if (error <= -1000 || error > 0) {
> > >           fuse_log(FUSE_LOG_ERR, "fuse: bad error value: %i\n", error);
> > > -        error = -ERANGE;
> > > +        out.error = -ERANGE;
> > >       }
> > >       iov[0].iov_base = &out;
> > > -- 
> > > 2.21.1
> > > 
> > --
> > Dr. David Alan Gilbert / dgilb...@redhat.com / Manchester, UK
> > 
> 
--
Dr. David Alan Gilbert / dgilb...@redhat.com / Manchester, UK


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