Re: + s390-add-modalias-to-uevent-for-ccw-devices.patch added to -mm tree

[Cornelia Huck <cornelia.huck@de.ibm.com>]

On Mon, 6 Mar 2006 14:50:17 +0100
Bastian Blank <bastian@waldi.eu.org> wrote:

> And it does not work as expected. The uevent includes "MODALIAS=" but
> the rest got lost in the buffer as it used a wrong offset. The attached
> patch makes that really working.

> @@ -120,8 +120,8 @@ ccw_uevent (struct device *dev, char **e
>  	buffer += length;
>  
>  	envp[i++] = buffer;
> -	length += scnprintf(buffer, buffer_size - length, "MODALIAS=");
> -	length += modalias_print(cdev, buffer + length, buffer_size - length);
> +	length += tmp_length = scnprintf(buffer, buffer_size - length, "MODALIAS=");
> +	length += modalias_print(cdev, buffer + tmp_length, buffer_size - length);
>  	if ((buffer_size - length <= 0) || (i >= num_envp))
>  		return -ENOMEM;

You're right. I don't like the tmp_length too much, but can't think of
anything better.

Cornelia