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

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Date: Tue, 13 Feb 2024 10:02:24 +0100
From: Takashi Iwai <tiwai@...e.de>
To: Aiswarya Cyriac <aiswarya.cyriac@...nsynergy.com>
Cc: mst@...hat.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 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