linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Christoph Hellwig <hch@lst.de>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: kbuild@lists.01.org, Christoph Hellwig <hch@lst.de>,
	lkp@intel.com, kbuild-all@lists.01.org,
	Linux Memory Management List <linux-mm@kvack.org>,
	David Sterba <dsterba@suse.com>,
	Nikolay Borisov <nborisov@suse.com>,
	Johannes Thumshirn <johannes.thumshirn@wdc.com>
Subject: Re: [linux-next:master 2079/2594] fs/btrfs/volumes.c:6546 __btrfs_map_block() error: we previously assumed 'mirror_num_p' could be null (see line 6373)
Date: Wed, 24 Aug 2022 07:35:27 +0200	[thread overview]
Message-ID: <20220824053527.GA18584@lst.de> (raw)
In-Reply-To: <202208240734.u4Y7Q6sW-lkp@intel.com>

On Wed, Aug 24, 2022 at 08:28:26AM +0300, Dan Carpenter wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> head:   05477f3653b82d8b3bcf39d2937d9893124976db
> commit: 51bf2819055847ce90006a368f8d2c07f408dd33 [2079/2594] btrfs: make the btrfs_io_context allocation in __btrfs_map_block optional
> config: nios2-randconfig-m031-20220824 (https://download.01.org/0day-ci/archive/20220824/202208240734.u4Y7Q6sW-lkp@intel.com/config)
> compiler: nios2-linux-gcc (GCC) 12.1.0
> 
> If you fix the issue, kindly add following tag where applicable
> Reported-by: kernel test robot <lkp@intel.com>
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
> 
> New smatch warnings:

The calling convention implies that either smap and mirror_num_p are both
NULL or neither.  We could add an extra check to shut up the validator
if this really helps.


  reply	other threads:[~2022-08-24  5:35 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-24  5:28 Dan Carpenter
2022-08-24  5:35 ` Christoph Hellwig [this message]
2022-08-24  6:21   ` Dan Carpenter

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20220824053527.GA18584@lst.de \
    --to=hch@lst.de \
    --cc=dan.carpenter@oracle.com \
    --cc=dsterba@suse.com \
    --cc=johannes.thumshirn@wdc.com \
    --cc=kbuild-all@lists.01.org \
    --cc=kbuild@lists.01.org \
    --cc=linux-mm@kvack.org \
    --cc=lkp@intel.com \
    --cc=nborisov@suse.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox