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SubjectRe: [PATCH 078/190] Revert "ASoC: cs43130: fix a NULL pointer dereference"
On Wed, Apr 21, 2021 at 02:59:13PM +0200, Greg Kroah-Hartman wrote:
> This reverts commit a2be42f18d409213bb7e7a736e3ef6ba005115bb.
>
> Commits from @umn.edu addresses have been found to be submitted in "bad
> faith" to try to test the kernel community's ability to review "known
> malicious" changes. The result of these submissions can be found in a
> paper published at the 42nd IEEE Symposium on Security and Privacy
> entitled, "Open Source Insecurity: Stealthily Introducing
> Vulnerabilities via Hypocrite Commits" written by Qiushi Wu (University
> of Minnesota) and Kangjie Lu (University of Minnesota).
>
> Because of this, all submissions from this group must be reverted from
> the kernel tree and will need to be re-reviewed again to determine if
> they actually are a valid fix. Until that work is complete, remove this
> change to ensure that no problems are being introduced into the
> codebase.
>
> Cc: Kangjie Lu <kjlu@umn.edu>
> Cc: Mark Brown <broonie@kernel.org>
> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> ---
> sound/soc/codecs/cs43130.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/sound/soc/codecs/cs43130.c b/sound/soc/codecs/cs43130.c
> index 80bc7c10ed75..c2b6f0ae6d57 100644
> --- a/sound/soc/codecs/cs43130.c
> +++ b/sound/soc/codecs/cs43130.c
> @@ -2319,8 +2319,6 @@ static int cs43130_probe(struct snd_soc_component *component)
> return ret;
>
> cs43130->wq = create_singlethread_workqueue("cs43130_hp");
> - if (!cs43130->wq)
> - return -ENOMEM;
> INIT_WORK(&cs43130->work, cs43130_imp_meas);
> }
>
> --
> 2.31.1
>

The original patch here is not correct, lots of resources are allocated
and files created that are not unwound. I will keep this revert and fix
it up "properly".

thanks,

greg k-h

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