All of lore.kernel.org
 help / color / mirror / Atom feed
From: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
To: Kevin Wolf <kwolf@redhat.com>, qemu-block@nongnu.org
Cc: mreitz@redhat.com, qemu-devel@nongnu.org
Subject: Re: [PATCH 2/2] block: Fix Transaction leak in bdrv_reopen_multiple()
Date: Mon, 3 May 2021 14:40:14 +0300	[thread overview]
Message-ID: <ca5be7fe-9468-fce0-6f23-4d1c4c8ad1fb@virtuozzo.com> (raw)
In-Reply-To: <20210503110555.24001-3-kwolf@redhat.com>

03.05.2021 14:05, Kevin Wolf wrote:
> Like other error paths, this one needs to call tran_finalize() and clean
> up the BlockReopenQueue, too.

We don't need the "abort" loop on that path. And clean-up of BlockReopenQueue is at "cleanup:" label.

So I'd prefer Peter's suggestion (my "[PATCH 2/6] block: bdrv_reopen_multiple(): fix leak of tran object")

> 
> Fixes: CID 1452772
> Fixes: 72373e40fbc7e4218061a8211384db362d3e7348
> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
> ---
>   block.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/block.c b/block.c
> index 5c0ced6238..69615fabd1 100644
> --- a/block.c
> +++ b/block.c
> @@ -4052,7 +4052,7 @@ int bdrv_reopen_multiple(BlockReopenQueue *bs_queue, Error **errp)
>           ret = bdrv_flush(bs_entry->state.bs);
>           if (ret < 0) {
>               error_setg_errno(errp, -ret, "Error flushing drive");
> -            goto cleanup;
> +            goto abort;
>           }
>       }
>   
> 




-- 
Best regards,
Vladimir


  reply	other threads:[~2021-05-03 11:45 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-03 11:05 [PATCH 0/2] block: Fix Transaction leaks Kevin Wolf
2021-05-03 11:05 ` [PATCH 1/2] block: Fix Transaction leak in bdrv_root_attach_child() Kevin Wolf
2021-05-03 11:43   ` Vladimir Sementsov-Ogievskiy
2021-05-03 11:49   ` Max Reitz
2021-05-03 11:51     ` Vladimir Sementsov-Ogievskiy
2021-05-03 11:53       ` Max Reitz
2021-05-03 12:14         ` Vladimir Sementsov-Ogievskiy
2021-05-03 12:31           ` Vladimir Sementsov-Ogievskiy
2021-05-03 11:05 ` [PATCH 2/2] block: Fix Transaction leak in bdrv_reopen_multiple() Kevin Wolf
2021-05-03 11:40   ` Vladimir Sementsov-Ogievskiy [this message]
2021-05-03 12:41     ` Kevin Wolf
2021-05-03 13:09       ` Vladimir Sementsov-Ogievskiy
2021-05-03 14:33         ` Kevin Wolf
2021-05-04  6:52           ` Vladimir Sementsov-Ogievskiy
2021-05-04  6:51   ` Vladimir Sementsov-Ogievskiy
2021-05-04  6:56 ` [PATCH 0/2] block: Fix Transaction leaks Vladimir Sementsov-Ogievskiy
2021-05-05 10:25   ` Kevin Wolf

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=ca5be7fe-9468-fce0-6f23-4d1c4c8ad1fb@virtuozzo.com \
    --to=vsementsov@virtuozzo.com \
    --cc=kwolf@redhat.com \
    --cc=mreitz@redhat.com \
    --cc=qemu-block@nongnu.org \
    --cc=qemu-devel@nongnu.org \
    /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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.