Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Date:   Thu, 15 Mar 2018 14:57:53 +0300
From:   Dan Carpenter <dan.carpenter@oracle.com>
To:     Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com>
Cc:     SF Markus Elfring <elfring@users.sourceforge.net>,
        linuxppc-dev@lists.ozlabs.org,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Borislav Petkov <bp@suse.de>,
        Brijesh Singh <brijesh.singh@amd.com>,
        Josh Sklar <sklar@linux.vnet.ibm.com>,
        Kees Cook <keescook@chromium.org>,
        Michael Ellerman <mpe@ellerman.id.au>,
        Paul Mackerras <paulus@samba.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Tom Lendacky <thomas.lendacky@amd.com>,
        LKML <linux-kernel@vger.kernel.org>,
        kernel-janitors@vger.kernel.org
Subject: Re: [PATCH] powerpc: Use common error handling code in
 setup_new_fdt()
Message-ID: <20180315115753.rjejlkrp3fhdxbyk@mwanda>
References: <0dd9d938-8d89-f0e0-f05f-9a3e5dc42a57@users.sourceforge.net>
 <87fu52jqtc.fsf@morokweng.localdomain>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <87fu52jqtc.fsf@morokweng.localdomain>
User-Agent: NeoMutt/20170609 (1.8.3)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Wed, Mar 14, 2018 at 06:22:07PM -0300, Thiago Jung Bauermann wrote:
> 
> SF Markus Elfring <elfring@users.sourceforge.net> writes:
> 
> > From: Markus Elfring <elfring@users.sourceforge.net>
> > Date: Sun, 11 Mar 2018 09:03:42 +0100
> >
> > Add a jump target so that a bit of exception handling can be better reused
> > at the end of this function.
> >
> > This issue was detected by using the Coccinelle software.
> >
> > Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
> > ---
> >  arch/powerpc/kernel/machine_kexec_file_64.c | 28 ++++++++++++----------------
> >  1 file changed, 12 insertions(+), 16 deletions(-)
> 
> I liked it. Thanks!
> 
> Reviewed-by: Thiago Jung Bauermann <bauerman@linux.vnet.ibm.com>
> 

You know that compilers already re-use string constants so this doesn't
actually save memory?  Also we should be preserving the error codes
instead of always returning -EINVAL.

regards,
dan carpenter