lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Mon, 31 Aug 2015 13:19:40 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Kan Liang <kan.liang@...el.com>
Cc:	acme@...nel.org, jolsa@...nel.org, a.p.zijlstra@...llo.nl,
	luto@...nel.org, mingo@...hat.com, eranian@...gle.com,
	ak@...ux.intel.com, mark.rutland@....com, adrian.hunter@...el.com,
	namhyung@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V7 6/8] perf,tools: Dump per-sample freq/CPU%/CORE_BUSY%
 in report -D

On Fri, Aug 28, 2015 at 05:48:07AM -0400, Kan Liang wrote:

SNIP

>  
>  static struct machine *machines__find_for_cpumode(struct machines *machines,
> @@ -1079,11 +1101,12 @@ static int machines__deliver_event(struct machines *machines,
>  
>  	switch (event->header.type) {
>  	case PERF_RECORD_SAMPLE:
> -		dump_sample(evsel, event, sample);
>  		if (evsel == NULL) {
>  			++evlist->stats.nr_unknown_id;
>  			return 0;
>  		}
> +		dump_sample(evsel, event, sample);
> +

could you submit this hunk separately.. seems like we could
segfault in dump_sample if there's evsel == NULL, right?

jirka

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists