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

As a result of commit a3497642c261 ("perf ftrace: Make 'function_graph'
be the default tracer") the ftrace.tracer variable can't be NULL but the
other code setting default tracer remained.

Signed-off-by: Taeung Song <treeze.tae...@gmail.com>
Cc: Jiri Olsa <jo...@kernel.org>
Cc: Namhyung Kim <namhy...@kernel.org>
Cc: Peter Zijlstra <pet...@infradead.org>
Cc: Wang Nan <wangn...@huawei.com>
Link: 
http://lkml.kernel.org/r/1485423339-22780-1-git-send-email-treeze.tae...@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com>
---
 tools/perf/builtin-ftrace.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/tools/perf/builtin-ftrace.c b/tools/perf/builtin-ftrace.c
index d05658d2b8f1..414444d0e919 100644
--- a/tools/perf/builtin-ftrace.c
+++ b/tools/perf/builtin-ftrace.c
@@ -202,7 +202,7 @@ int cmd_ftrace(int argc, const char **argv, const char 
*prefix __maybe_unused)
 {
        int ret;
        struct perf_ftrace ftrace = {
-               .tracer = "function_graph",
+               .tracer = DEFAULT_TRACER,
                .target = { .uid = UINT_MAX, },
        };
        const char * const ftrace_usage[] = {
@@ -231,9 +231,6 @@ int cmd_ftrace(int argc, const char **argv, const char 
*prefix __maybe_unused)
        if (ret < 0)
                goto out_delete_evlist;
 
-       if (ftrace.tracer == NULL)
-               ftrace.tracer = DEFAULT_TRACER;
-
        ret = __cmd_ftrace(&ftrace, argc, argv);
 
 out_delete_evlist:
-- 
2.9.3

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