From: Namhyung Kim <namhyung@kernel.org>
To: Zhen Lei <thunder.leizhen@huawei.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@redhat.com>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/1] perf diff: fix error return value in __cmd_diff()
Date: Fri, 27 Nov 2020 22:35:37 +0900 [thread overview]
Message-ID: <CAM9d7cgKDMCst2jEmHMHT7MC0DaTg1naNTt3cZnRepiNkmF-VA@mail.gmail.com> (raw)
In-Reply-To: <20201124103652.438-1-thunder.leizhen@huawei.com>
Hello,
On Tue, Nov 24, 2020 at 7:37 PM Zhen Lei <thunder.leizhen@huawei.com> wrote:
>
> An appropriate return value should be set on the failed path.
>
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Thanks,
Namhyung
> ---
> tools/perf/builtin-diff.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
> index 584e2e1a3793..cefc71506409 100644
> --- a/tools/perf/builtin-diff.c
> +++ b/tools/perf/builtin-diff.c
> @@ -1222,8 +1222,10 @@ static int __cmd_diff(void)
> if (compute == COMPUTE_STREAM) {
> d->evlist_streams = evlist__create_streams(
> d->session->evlist, 5);
> - if (!d->evlist_streams)
> + if (!d->evlist_streams) {
> + ret = -ENOMEM;
> goto out_delete;
> + }
> }
> }
>
> --
> 2.26.0.106.g9fadedd
>
>
next prev parent reply other threads:[~2020-11-27 13:35 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-24 10:36 [PATCH 1/1] perf diff: fix error return value in __cmd_diff() Zhen Lei
2020-11-27 8:40 ` Leizhen (ThunderTown)
2020-11-27 13:35 ` Namhyung Kim [this message]
2020-11-27 17:22 ` Arnaldo Carvalho de Melo
2020-11-27 17:25 ` Arnaldo Carvalho de Melo
2020-11-28 1:15 ` Leizhen (ThunderTown)
2020-11-27 15:43 ` Jiri Olsa
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