From: tip-bot for Jiri Olsa <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: a.p.zijlstra@chello.nl, andi@firstfloor.org,
alexander.shishkin@linux.intel.com, dsahern@gmail.com,
mark.rutland@arm.com, linux-kernel@vger.kernel.org,
hpa@zytor.com, jolsa@kernel.org, tglx@linutronix.de,
namhyung@kernel.org, mingo@kernel.org, acme@redhat.com
Subject: [tip:perf/core] perf values: Fix allocation check
Date: Tue, 29 Aug 2017 14:21:33 -0700 [thread overview]
Message-ID: <tip-f4ef3b7c184c4c269f953f226f7158347d007622@git.kernel.org> (raw)
In-Reply-To: <20170824162737.7813-8-jolsa@kernel.org>
Commit-ID: f4ef3b7c184c4c269f953f226f7158347d007622
Gitweb: http://git.kernel.org/tip/f4ef3b7c184c4c269f953f226f7158347d007622
Author: Jiri Olsa <jolsa@kernel.org>
AuthorDate: Thu, 24 Aug 2017 18:27:34 +0200
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Mon, 28 Aug 2017 16:44:43 -0300
perf values: Fix allocation check
Bailing out in case the allocation failed, not the other way round.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20170824162737.7813-8-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/values.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/util/values.c b/tools/perf/util/values.c
index 9ac36bf..2c4af02 100644
--- a/tools/perf/util/values.c
+++ b/tools/perf/util/values.c
@@ -131,7 +131,7 @@ static int perf_read_values__enlarge_counters(struct perf_read_values *values)
for (i = 0; i < values->threads; i++) {
u64 *value = realloc(values->value[i], counters_max * sizeof(**values->value));
- if (value) {
+ if (!value) {
pr_debug("failed to enlarge read_values ->values array");
goto out_free_name;
}
next prev parent reply other threads:[~2017-08-29 21:23 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-24 16:27 [PATCH 00/10] perf: inherit_stat related fixes Jiri Olsa
2017-08-24 16:27 ` [PATCH 01/10] perf/x86: Add warning on proper cpu during event's update Jiri Olsa
2017-08-28 19:24 ` Peter Zijlstra
2017-08-24 16:27 ` [PATCH 02/10] perf: Fix leader for removed sibling event in perf_group_detach Jiri Olsa
2017-08-28 19:23 ` Peter Zijlstra
2017-08-24 16:27 ` [PATCH 03/10] perf: Make sure we read only scheduled events Jiri Olsa
2017-08-28 19:23 ` Peter Zijlstra
2017-09-01 7:21 ` Jiri Olsa
2017-08-24 16:27 ` [PATCH 04/10] perf record: Set read_format for inherit_stat Jiri Olsa
2017-08-29 21:20 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-08-24 16:27 ` [PATCH 05/10] perf report: Add dump_read function Jiri Olsa
2017-08-29 21:20 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-08-24 16:27 ` [PATCH 06/10] perf values: Fix thread index bug Jiri Olsa
2017-08-29 21:21 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-08-24 16:27 ` [PATCH 07/10] perf values: Fix allocation check Jiri Olsa
2017-08-29 21:21 ` tip-bot for Jiri Olsa [this message]
2017-08-24 16:27 ` [PATCH 08/10] perf values: Zero value buffers Jiri Olsa
2017-08-29 21:21 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-08-24 16:27 ` [PATCH 09/10] perf report: Group stat values on global event id Jiri Olsa
2017-08-29 21:22 ` [tip:perf/core] " tip-bot for Jiri Olsa
2017-08-24 16:27 ` [PATCH 10/10] perf stat: Support inherit/no-inherit terms Jiri Olsa
2017-08-24 16:30 ` Andi Kleen
2017-08-24 16:45 ` Jiri Olsa
2017-08-25 18:57 ` Arnaldo Carvalho de Melo
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