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Subject[PATCH 4.4 26/40] perf tools: Only increase index if perf_evsel__new_idx() succeeds
Date
4.4-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Taeung Song <treeze.taeung@gmail.com>


[ Upstream commit 75fc5ae5cc53fff71041ecadeb3354a2b4c9fe42 ]

Signed-off-by: Taeung Song <treeze.taeung@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1485952447-7013-2-git-send-email-treeze.taeung@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
tools/perf/util/parse-events.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -291,10 +291,11 @@ __add_event(struct list_head *list, int

event_attr_init(attr);

- evsel = perf_evsel__new_idx(attr, (*idx)++);
+ evsel = perf_evsel__new_idx(attr, *idx);
if (!evsel)
return NULL;

+ (*idx)++;
evsel->cpus = cpu_map__get(cpus);
evsel->own_cpus = cpu_map__get(cpus);


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