[tip:perf/core] perf intel-pt/bts: In auxtrace_record__init_intel() evlist is never NULL

From: tip-bot for Adrian Hunter
Date: Fri Mar 09 2018 - 03:49:29 EST


Commit-ID: 15d599a25c7649807a2b66f7100efcf030665068
Gitweb: https://git.kernel.org/tip/15d599a25c7649807a2b66f7100efcf030665068
Author: Adrian Hunter <adrian.hunter@xxxxxxxxx>
AuthorDate: Wed, 7 Mar 2018 16:02:25 +0200
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Thu, 8 Mar 2018 10:05:56 -0300

perf intel-pt/bts: In auxtrace_record__init_intel() evlist is never NULL

Tidy auxtrace_record__init_intel() slightly by recognizing that evlist is
never NULL.

Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1520431349-30689-6-git-send-email-adrian.hunter@xxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/arch/x86/util/auxtrace.c | 14 +++++---------
1 file changed, 5 insertions(+), 9 deletions(-)

diff --git a/tools/perf/arch/x86/util/auxtrace.c b/tools/perf/arch/x86/util/auxtrace.c
index 6aa3f2a38321..b135af62011c 100644
--- a/tools/perf/arch/x86/util/auxtrace.c
+++ b/tools/perf/arch/x86/util/auxtrace.c
@@ -37,15 +37,11 @@ struct auxtrace_record *auxtrace_record__init_intel(struct perf_evlist *evlist,
intel_pt_pmu = perf_pmu__find(INTEL_PT_PMU_NAME);
intel_bts_pmu = perf_pmu__find(INTEL_BTS_PMU_NAME);

- if (evlist) {
- evlist__for_each_entry(evlist, evsel) {
- if (intel_pt_pmu &&
- evsel->attr.type == intel_pt_pmu->type)
- found_pt = true;
- if (intel_bts_pmu &&
- evsel->attr.type == intel_bts_pmu->type)
- found_bts = true;
- }
+ evlist__for_each_entry(evlist, evsel) {
+ if (intel_pt_pmu && evsel->attr.type == intel_pt_pmu->type)
+ found_pt = true;
+ if (intel_bts_pmu && evsel->attr.type == intel_bts_pmu->type)
+ found_bts = true;
}

if (found_pt && found_bts) {