linux-kernel - Re: [PATCH] ALSA: virtio: Fix "Coverity: virtsnd_kctl_tlv

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Tue, 13 Feb 2024 10:42:26 +0100
From: Takashi Iwai <tiwai@...e.de>
To: "Michael S. Tsirkin" <mst@...hat.com>
Cc: Aiswarya Cyriac <aiswarya.cyriac@...nsynergy.com>,
	jasowang@...hat.com,
	perex@...ex.cz,
	tiwai@...e.com,
	linux-kernel@...r.kernel.org,
	alsa-devel@...a-project.org,
	virtualization@...ts.linux-foundation.org,
	virtio-dev@...ts.oasis-open.org,
	Anton Yakovlev <anton.yakovlev@...nsynergy.com>,
	coverity-bot <keescook+coverity-bot@...omium.org>
Subject: Re: [PATCH] ALSA: virtio: Fix "Coverity: virtsnd_kctl_tlv_op(): Uninitialized variables" warning.

On Tue, 13 Feb 2024 10:07:35 +0100,
Michael S. Tsirkin wrote:
> 
> On Tue, Feb 13, 2024 at 10:02:24AM +0100, Takashi Iwai wrote:
> > On Tue, 13 Feb 2024 09:51:30 +0100,
> > Aiswarya Cyriac wrote:
> > > 
> > > Fix the following warning when building virtio_snd driver.
> > > 
> > > "
> > > *** CID 1583619:  Uninitialized variables  (UNINIT)
> > > sound/virtio/virtio_kctl.c:294 in virtsnd_kctl_tlv_op()
> > > 288
> > > 289         break;
> > > 290       }
> > > 291
> > > 292       kfree(tlv);
> > > 293
> > > vvv     CID 1583619:  Uninitialized variables  (UNINIT)
> > > vvv     Using uninitialized value "rc".
> > > 294       return rc;
> > > 295     }
> > > 296
> > > 297     /**
> > > 298      * virtsnd_kctl_get_enum_items() - Query items for the ENUMERATED element type.
> > > 299      * @snd: VirtIO sound device.
> > > "
> > > 
> > > Signed-off-by: Anton Yakovlev <anton.yakovlev@...nsynergy.com>
> > > Signed-off-by: Aiswarya Cyriac <aiswarya.cyriac@...nsynergy.com>
> > > Reported-by: coverity-bot <keescook+coverity-bot@...omium.org>
> > > Addresses-Coverity-ID: 1583619 ("Uninitialized variables")
> > > Fixes: d6568e3de42d ("ALSA: virtio: add support for audio controls")
> > 
> > Thanks, applied.
> > 
> > 
> > Takashi
> 
> Why did you apply it directly? The patch isn't great IMHO.
> Why not give people a couple of days to review?

Sure, we can wait.  I applied it quickly just since it's an obvious
fix and you haven't responded to the original patch over a month.


thanks,

Takashi