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perf tools: Add missing check for failure in a zalloc() call

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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/1485952447-7013-3-git-send-email-treeze.taeung@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Taeung Song 2017-02-01 21:34:05 +09:00 committed by Arnaldo Carvalho de Melo
parent 75fc5ae5cc
commit 5aa365f298
1 changed files with 2 additions and 0 deletions
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2
tools/perf/util/parse-events.c
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@ -211,6 +211,8 @@ struct tracepoint_path *tracepoint_id_to_path(u64 config)
closedir(evt_dir);
closedir(sys_dir);
path = zalloc(sizeof(*path));
if (!path)
return NULL;
path->system = malloc(MAX_EVENT_LENGTH);
if (!path->system) {
free(path);