Re: [PATCH v2 11/12] ASoC: qdsp6: q6routing: add proper error check

From: Niklas Cassel
Date: Tue Jun 26 2018 - 05:36:18 EST


Acked-by: Niklas Cassel <niklas.cassel@xxxxxxxxxx>

On Tue, Jun 26, 2018 at 10:20:15AM +0100, Srinivas Kandagatla wrote:
> q6adm_open can return error pointer or a null in error cases.
> Fix the return handling.
>
> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
> ---
> sound/soc/qcom/qdsp6/q6routing.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/sound/soc/qcom/qdsp6/q6routing.c b/sound/soc/qcom/qdsp6/q6routing.c
> index ab696bf8d1d3..c80fdbc2442e 100644
> --- a/sound/soc/qcom/qdsp6/q6routing.c
> +++ b/sound/soc/qcom/qdsp6/q6routing.c
> @@ -310,7 +310,7 @@ int q6routing_stream_open(int fedai_id, int perf_mode,
> session->channels, topology, perf_mode,
> session->bits_per_sample, 0, 0);
>
> - if (!copp) {
> + if (IS_ERR_OR_NULL(copp)) {
> mutex_unlock(&routing_data->lock);
> return -EINVAL;
> }
> --
> 2.16.2
>