linux-kernel - Re: drivers/nvme/host/auth.c:950 nvme_auth_init

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Date:   Fri, 23 Dec 2022 17:42:29 +0100
From:   Christoph Hellwig <hch@....de>
To:     Dan Carpenter <error27@...il.com>
Cc:     Christoph Hellwig <hch@....de>, oe-kbuild@...ts.linux.dev,
        Sagi Grimberg <sagi@...mberg.me>, lkp@...el.com,
        oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: drivers/nvme/host/auth.c:950 nvme_auth_init_ctrl() warn:
 missing error code? 'ret'

On Fri, Dec 23, 2022 at 07:21:49PM +0300, Dan Carpenter wrote:
> > -	if (!ctrl->opts->dhchap_secret && !ctrl->opts->dhchap_ctrl_secret)
> > +	if (!ctrl->host_key && !ctrl->ctrl_key)
> >  		return ret;
> 
> ret is uninitialized now.

Yes.  Should be a 'return 0'.

We really need to turn the maybe uninitialized warnings back on.