From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Ingo Molnar <mingo@kernel.org>, Thomas Gleixner <tglx@linutronix.de>
Cc: Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
Clark Williams <williams@redhat.com>,
linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
Arnaldo Carvalho de Melo <acme@redhat.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Leo Yan <leo.yan@linaro.org>
Subject: [PATCH 09/25] perf evsel: perf_evsel__name(NULL) is valid, no need to check evsel
Date: Tue, 9 Jul 2019 15:31:10 -0300 [thread overview]
Message-ID: <20190709183126.30257-10-acme@kernel.org> (raw)
In-Reply-To: <20190709183126.30257-1-acme@kernel.org>
From: Arnaldo Carvalho de Melo <acme@redhat.com>
It'll return "unknown", no need to open code it.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-4okvjmm18arjrcyfhuahgfxm@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/builtin-report.c | 2 +-
tools/perf/util/session.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index aef59f318a67..93d4b12e248e 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -298,7 +298,7 @@ static int process_read_event(struct perf_tool *tool,
struct report *rep = container_of(tool, struct report, tool);
if (rep->show_threads) {
- const char *name = evsel ? perf_evsel__name(evsel) : "unknown";
+ const char *name = perf_evsel__name(evsel);
int err = perf_read_values_add_value(&rep->show_threads_values,
event->read.pid, event->read.tid,
evsel->idx,
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 2e61dd6a3574..e3463df18493 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1246,7 +1246,7 @@ static void dump_read(struct perf_evsel *evsel, union perf_event *event)
return;
printf(": %d %d %s %" PRIu64 "\n", event->read.pid, event->read.tid,
- evsel ? perf_evsel__name(evsel) : "FAIL",
+ perf_evsel__name(evsel),
event->read.value);
if (!evsel)
--
2.21.0
next prev parent reply other threads:[~2019-07-09 18:31 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-09 18:31 [GIT PULL] perf/core improvements and fixes Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 01/25] perf test mmap-thread-lookup: Initialize variable to suppress memory sanitizer warning Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 02/25] perf stat: Fix use-after-freed pointer detected by the smatch tool Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 03/25] perf top: Fix potential NULL pointer dereference " Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 04/25] perf annotate: Fix dereferencing freed memory found " Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 05/25] perf trace: Fix potential NULL pointer dereference " Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 06/25] perf map: Fix potential NULL pointer dereference found by " Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 07/25] perf inject: The tool->read() call may pass a NULL evsel, handle it Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 08/25] perf session: Fix potential NULL pointer dereference found by the smatch tool Arnaldo Carvalho de Melo
2019-07-09 18:31 ` Arnaldo Carvalho de Melo [this message]
2019-07-09 18:31 ` [PATCH 10/25] perf tools: Add missing headers, mostly stdlib.h Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 11/25] perf namespaces: Move the conditional setns() prototype to namespaces.h Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 12/25] perf tools: Move get_current_dir_name() cond prototype out of util.h Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 13/25] tools lib: Adopt zalloc()/zfree() from tools/perf Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 14/25] perf tools: Use zfree() where applicable Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 15/25] perf tools: Use list_del_init() more thorougly Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 16/25] perf metricgroup: Add missing list_del_init() when flushing egroups list Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 17/25] perf parse-events: Remove unused variable 'i' Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 18/25] perf parse-events: Remove unused variable: error Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 19/25] perf cs-etm: Fix potential NULL pointer dereference found by the smatch tool Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 20/25] perf hists browser: " Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 21/25] perf scripts python: export-to-postgresql.py: Fix DROP VIEW power_events_view Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 22/25] perf scripts python: export-to-sqlite.py: " Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 23/25] perf script: Assume native_arch for pipe mode Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 24/25] perf intel-bts: Fix potential NULL pointer dereference found by the smatch tool Arnaldo Carvalho de Melo
2019-07-09 18:31 ` [PATCH 25/25] perf intel-pt: " Arnaldo Carvalho de Melo
2019-07-13 9:13 ` [GIT PULL] perf/core improvements and fixes Ingo Molnar
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