linux-kernel - Re: arch/arc/kernel/setup.c:203 arcv2_mumbojumbo() error: uninitialized symbol 'release'.

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Message-ID: <2fe769ff-a6f9-468e-9449-28731f8f966d@suswa.mountain>
Date:   Sat, 9 Dec 2023 09:53:40 +0300
From:   Dan Carpenter <dan.carpenter@...aro.org>
To:     Vineet Gupta <vgupta@...nel.org>
Cc:     oe-kbuild@...ts.linux.dev, lkp@...el.com,
        oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
        linux-snps-arc@...ts.infradead.org
Subject: Re: arch/arc/kernel/setup.c:203 arcv2_mumbojumbo() error:
 uninitialized symbol 'release'.

On Fri, Dec 08, 2023 at 04:33:44PM -0800, Vineet Gupta wrote:
> On 11/27/23 22:22, Dan Carpenter wrote:
> > tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> > head:   2cc14f52aeb78ce3f29677c2de1f06c0e91471ab
> > commit: fad84e39f116035ae8d550c6020107b8ac113b45 ARC: boot log: eliminate struct cpuinfo_arc #4: boot log per ISA
> > config: arc-randconfig-r071-20231128 (https://download.01.org/0day-ci/archive/20231128/202311280906.VAIwEAfT-lkp@intel.com/config)
> > compiler: arceb-elf-gcc (GCC) 13.2.0
> > reproduce: (https://download.01.org/0day-ci/archive/20231128/202311280906.VAIwEAfT-lkp@intel.com/reproduce)
> >
> > If you fix the issue in a separate patch/commit (i.e. not just a new version of
> > the same patch/commit), kindly add following tags
> > | Reported-by: kernel test robot <lkp@...el.com>
> > | Reported-by: Dan Carpenter <error27@...il.com>
> > | Closes: https://lore.kernel.org/r/202311280906.VAIwEAfT-lkp@intel.com/
> >
> > New smatch warnings:
> > arch/arc/kernel/setup.c:203 arcv2_mumbojumbo() error: uninitialized symbol 'release'.
> 
> Thx, I've posted a fix.
> 
> > Old smatch warnings:
> > arch/arc/include/asm/thread_info.h:62 current_thread_info() error: uninitialized symbol 'sp'.
> 
> This seems like a false warning. Its a register variable and thus can't
> possibly be initialized.

Yeah.  Sorry, I normally delete these but I somehow forgot this time.

regards,
dan carpenter