Am Mittwoch, 20. Januar 2010 21:47:22 schrieb Rick L. Vinyard Jr.:
> +static ssize_t g13_name_store(struct device *dev,
> + struct device_attribute *attr,
> + const char *buf, size_t count)
> +{
> + struct g13_data *data = dev_get_drvdata(dev);
> + size_t limit = count;
> + char *end;
> +
> + spin_lock(&data->lock);
> +
> + if (data->name != NULL) {
> + kfree(data->name);
> + data->name = NULL;
> + }
> +
> + end = strpbrk(buf, "\n\r");
> + if (end != NULL)
> + limit = end - buf;
> +
> + if (end != buf) {
> +
> + if (limit > 100)
> + limit = 100;
> +
> + data->name = kzalloc(limit+1, GFP_KERNEL);
While you hold a spinlock, memory allocations must be done with GFP_ATOMIC.
Regards
Oliver
--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
