public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
* [PATCH] perf sched timehist: Fix missing free of session in perf_sched__timehist()
@ 2024-08-06  2:35 Yang Jihong
  2024-08-16 17:01 ` Namhyung Kim
  0 siblings, 1 reply; 2+ messages in thread
From: Yang Jihong @ 2024-08-06  2:35 UTC (permalink / raw)
  To: peterz, mingo, acme, namhyung, mark.rutland, alexander.shishkin,
	jolsa, irogers, adrian.hunter, kan.liang, linux-perf-users,
	linux-kernel
  Cc: yangjihong

When perf_time__parse_str() fails in perf_sched__timehist(),
need to free session that was previously created, fix it.

Fixes: 853b74071110 ("perf sched timehist: Add option to specify time window of interest")
Signed-off-by: Yang Jihong <yangjihong@bytedance.com>
---
 tools/perf/builtin-sched.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 8750b5f2d49b..928b9041535d 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -3121,7 +3121,8 @@ static int perf_sched__timehist(struct perf_sched *sched)
 
 	if (perf_time__parse_str(&sched->ptime, sched->time_str) != 0) {
 		pr_err("Invalid time string\n");
-		return -EINVAL;
+		err = -EINVAL;
+		goto out;
 	}
 
 	if (timehist_check_attr(sched, evlist) != 0)
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] perf sched timehist: Fix missing free of session in perf_sched__timehist()
  2024-08-06  2:35 [PATCH] perf sched timehist: Fix missing free of session in perf_sched__timehist() Yang Jihong
@ 2024-08-16 17:01 ` Namhyung Kim
  0 siblings, 0 replies; 2+ messages in thread
From: Namhyung Kim @ 2024-08-16 17:01 UTC (permalink / raw)
  To: Yang Jihong
  Cc: peterz, mingo, acme, mark.rutland, alexander.shishkin, jolsa,
	irogers, adrian.hunter, kan.liang, linux-perf-users, linux-kernel

On Tue, Aug 06, 2024 at 10:35:33AM +0800, Yang Jihong wrote:
> When perf_time__parse_str() fails in perf_sched__timehist(),
> need to free session that was previously created, fix it.
> 
> Fixes: 853b74071110 ("perf sched timehist: Add option to specify time window of interest")
> Signed-off-by: Yang Jihong <yangjihong@bytedance.com>

Acked-by: Namhyung Kim <namhyung@kernel.org>

Thanks,
Namhyung

> ---
>  tools/perf/builtin-sched.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
> index 8750b5f2d49b..928b9041535d 100644
> --- a/tools/perf/builtin-sched.c
> +++ b/tools/perf/builtin-sched.c
> @@ -3121,7 +3121,8 @@ static int perf_sched__timehist(struct perf_sched *sched)
>  
>  	if (perf_time__parse_str(&sched->ptime, sched->time_str) != 0) {
>  		pr_err("Invalid time string\n");
> -		return -EINVAL;
> +		err = -EINVAL;
> +		goto out;
>  	}
>  
>  	if (timehist_check_attr(sched, evlist) != 0)
> -- 
> 2.25.1
> 

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2024-08-16 17:01 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2024-08-06  2:35 [PATCH] perf sched timehist: Fix missing free of session in perf_sched__timehist() Yang Jihong
2024-08-16 17:01 ` Namhyung Kim

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox