Re: [PATCH 09/17] soundwire: stream: remove unnecessary variable initializations

[Cezary Rojewski]

On 2019-08-06 02:55, Pierre-Louis Bossart wrote:
> @@ -1493,6 +1493,11 @@ static int _sdw_prepare_stream(struct sdw_stream_runtime *stream)
>   		}
>   	}
>   
> +	if (!bus) {
> +		pr_err("Configuration error in %s\n", __func__);
> +		return -EINVAL;
> +	}
> +

This should probably be located in separate path - not at all an 
initialization removal.

> @@ -1573,6 +1578,11 @@ static int _sdw_enable_stream(struct sdw_stream_runtime *stream)
>   		}
>   	}
>   
> +	if (!bus) {
> +		pr_err("Configuration error in %s\n", __func__);
> +		return -EINVAL;
> +	}
> +

Same here.

> @@ -1639,13 +1650,14 @@ static int _sdw_disable_stream(struct sdw_stream_runtime *stream)
>   
>   	ret = do_bank_switch(stream);
>   	if (ret < 0) {
> -		dev_err(bus->dev, "Bank switch failed: %d\n", ret);
> +		pr_err("Bank switch failed: %d\n", ret);
>   		return ret;
>   	}

Here too.

I might have missed something though I bet you got my point.