[tip:perf/core] perf trace: Removed duplicated NULL test

[tip-bot for He Kuang]

Commit-ID:  ff8f695c0ec9d73d8a9f92fe634d6476ad74e3a1
Gitweb:     http://git.kernel.org/tip/ff8f695c0ec9d73d8a9f92fe634d6476ad74e3a1
Author:     He Kuang <hekuang@xxxxxxxxxx>
AuthorDate: Mon, 11 May 2015 12:28:36 +0000
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 12 May 2015 09:59:49 -0300

perf trace: Removed duplicated NULL test

No need to test trace.evlist against NULL twice.

Signed-off-by: He Kuang <hekuang@xxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1431347316-30401-2-git-send-email-hekuang@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/builtin-trace.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index cbfdb95..96a2eba 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -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;
 	}
 
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