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Re: [Qemu-devel] [PATCH 2/2] ipmi: don't try to open a NULL filename

From: David Gibson
Subject: Re: [Qemu-devel] [PATCH 2/2] ipmi: don't try to open a NULL filename
Date: Wed, 26 Apr 2017 12:43:21 +1000
User-agent: Mutt/1.8.0 (2017-02-23)

On Tue, Apr 25, 2017 at 04:06:17PM +0200, Cédric Le Goater wrote:
> On 04/25/2017 03:31 PM, Peter Maydell wrote:
> > On 25 April 2017 at 07:51, Cédric Le Goater <address@hidden> wrote:
> >> Currenlty, the code relies on the fact that open() handles NULL
> >> filenames but that can cause an error with new clang:
> >>
> >>   hw/core/loader.c:67:15: runtime error: null pointer passed as argument 1,
> >>   which is declared to never be null
> > 
> > This isn't "new clang", incidentally, it's just clang with the
> > runtime-static-analysis enabled, which causes warnings to be
> > printed at runtime for undefined behaviours. You can enable
> > this by passing configure --extra-cflags=-fsanitize=undefined .
> > (I have clang 3.8.0 here.)
> OK. So I have now reproduced the issue on a f24. That made be 
> realize that the IPMI tests check for the arch they are being 
> run on and that more changes are required for them to run on 
> ppc64. 
> We can drop patch 1/2. Tell me if you want a resend.

No, that's fine.  A patch to enable the tests on ppc properly ASAP
would be great, though.

David Gibson                    | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au  | minimalist, thank you.  NOT _the_ _other_
                                | _way_ _around_!

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