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perf trace: Removed duplicated NULL test 

No need to test trace.evlist against NULL twice.

Signed-off-by: He Kuang <hekuang@huawei.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1431347316-30401-2-git-send-email-hekuang@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
He Kuang 2015-05-11 12:28:36 +00:00 committed by Arnaldo Carvalho de Melo
parent b138f42ed4
commit ff8f695c0e
1 changed files with 1 additions and 2 deletions
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3
tools/perf/builtin-trace.c
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@ -2721,11 +2721,10 @@ int cmd_trace(int argc, const char **argv, const char *prefix __maybe_unused)
signal(SIGFPE, sighandler_dump_stack);
trace.evlist = perf_evlist__new();
if (trace.evlist == NULL)
return -ENOMEM;
if (trace.evlist == NULL) {
pr_err("Not enough memory to run!\n");
err = -ENOMEM;
goto out;
}