[PATCH]perf/core: remove newline char in perf_event_sysfs_show

[Peter Zijlstra]

On Thu, May 28, 2015 at 02:59:26PM +0530, Madhavan Srinivasan wrote:
> When a event also carries a event.unit file, having newline char
> will make perf userspace tool to print the event name in
> the next line when dumping counter data.

And changing the kernel will break the API (it includes a '\n' now) so
fix the tool.