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perf ftrace: Remove needless code setting default tracer 

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.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/1485423339-22780-1-git-send-email-treeze.taeung@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Taeung Song 2017-01-26 18:35:37 +09:00 committed by Arnaldo Carvalho de Melo
parent e2cf00c257
commit bf062bd20e
1 changed files with 1 additions and 4 deletions
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5
tools/perf/builtin-ftrace.c
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@ -202,7 +202,7 @@ int cmd_ftrace(int argc, const char **argv, const char *prefix __maybe_unused)
{ {
int ret; int ret;
struct perf_ftrace ftrace = { struct perf_ftrace ftrace = {
.tracer = "function_graph", .tracer = DEFAULT_TRACER,
.target = { .uid = UINT_MAX, }, .target = { .uid = UINT_MAX, },
}; };
const char * const ftrace_usage[] = { 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) if (ret < 0)
goto out_delete_evlist; goto out_delete_evlist;
if (ftrace.tracer == NULL)
ftrace.tracer = DEFAULT_TRACER;
ret = __cmd_ftrace(&ftrace, argc, argv); ret = __cmd_ftrace(&ftrace, argc, argv);
out_delete_evlist: out_delete_evlist: