[alsa-devel] [PATCH] ALSA: xen-front: signdness bug in alsa_prepare()

[Oleksandr Andrushchenko]

On 05/31/2018 09:25 AM, Dan Carpenter wrote:
> "sndif_format" needs to be signed for the error handling to work.
>
> Fixes: 1cee559351a7 ("ALSA: xen-front: Implement ALSA virtual sound driver")
> Signed-off-by: Dan Carpenter <dan.carpenter at oracle.com>
>
> diff --git a/sound/xen/xen_snd_front_alsa.c b/sound/xen/xen_snd_front_alsa.c
> index 5041f83e98d2..43478f66954a 100644
> --- a/sound/xen/xen_snd_front_alsa.c
> +++ b/sound/xen/xen_snd_front_alsa.c
> @@ -463,7 +463,7 @@ static int alsa_prepare(struct snd_pcm_substream *substream)
>   
>   	if (!stream->is_open) {
>   		struct snd_pcm_runtime *runtime = substream->runtime;
> -		u8 sndif_format;
> +		int sndif_format;
>   		int ret;
>   
>   		sndif_format = to_sndif_format(runtime->format);
Thank you for your patch,
please see 
https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git/commit/sound/xen?h=for-next&id=014cea591afac9b3dae61793446f83d5be634203