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From: Christian Schoenebeck <qemu_oss@crudebyte.com>
To: qemu-devel@nongnu.org
Cc: Greg Kurz <groug@kaod.org>
Subject: Re: [PATCH] 9pfs: Fix potential deadlock of QEMU mainloop
Date: Wed, 06 May 2020 15:36:16 +0200	[thread overview]
Message-ID: <3204505.kZXhZKLjgj@silver> (raw)
In-Reply-To: <4216293.sUgoX00Q1d@silver>

On Mittwoch, 6. Mai 2020 15:05:23 CEST Christian Schoenebeck wrote:
> > diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c
> > index 9e046f7acb51..ac84ae804496 100644
> > --- a/hw/9pfs/9p.c
> > +++ b/hw/9pfs/9p.c
> > @@ -2170,7 +2170,7 @@ static int coroutine_fn
> > v9fs_do_readdir_with_stat(V9fsPDU *pdu, int32_t count = 0;
> > 
> >      struct stat stbuf;
> >      off_t saved_dir_pos;
> > 
> > -    struct dirent *dent;
> > +    struct dirent dent;

One more: since this dirent structure is now on the stack, it should better be 
initialized for safety reasons.

Best regards,
Christian Schoenebeck




  reply	other threads:[~2020-05-06 13:37 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-30 15:53 [PATCH] 9pfs: Fix potential deadlock of QEMU mainloop Greg Kurz
2020-05-06 13:05 ` Christian Schoenebeck
2020-05-06 13:36   ` Christian Schoenebeck [this message]
2020-05-06 17:54     ` Greg Kurz
2020-05-07 11:46       ` Christian Schoenebeck
2020-05-07 13:42         ` Greg Kurz
2020-05-06 17:49   ` Greg Kurz
2020-05-07 11:37     ` Christian Schoenebeck
2020-05-07 14:33       ` Greg Kurz
2020-05-07 15:03         ` Christian Schoenebeck
2020-05-07 16:35           ` Greg Kurz

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