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SubjectRe: [PATCH v7 02/10] tracing: add basic event trigger framework
On Tue, 27 Aug 2013 14:40:14 -0500
Tom Zanussi <tom.zanussi@linux.intel.com> wrote:

> +
> + if (copy_from_user(buf, ubuf, cnt)) {
> + free_page((unsigned long) buf);
> + return -EFAULT;
> + }
> + buf[cnt] = '\0';
> + strim(buf);
> +
> + mutex_lock(&event_mutex);
> + event_file = event_file_data(file);
> + if (unlikely(!event_file)) {
> + mutex_unlock(&event_mutex);
> + free_page((unsigned long) buf);

Nitpick... Nuke the space before "buf".

-- Steve

> + return -ENODEV;
> + }
> + ret = trigger_process_regex(event_file, buf, enable);
> + mutex_unlock(&event_mutex);
> +
> + free_page((unsigned long) buf);
> + if (ret < 0)
> + goto out;


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