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authorArnaldo Carvalho de Melo <acme@redhat.com>2013-12-26 15:54:57 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-12-26 15:58:52 -0300
commitf5385650c02cd4373c4124c8a8fac3b5f9851e7f (patch)
tree93d2a59ebf378289abf9853ab2da49c70ac80633 /tools/perf/util/scripting-engines/trace-event-python.c
parent6dd601354f14b5cd7a0a4103811e52ccec22ac53 (diff)
downloadop-kernel-dev-f5385650c02cd4373c4124c8a8fac3b5f9851e7f.zip
op-kernel-dev-f5385650c02cd4373c4124c8a8fac3b5f9851e7f.tar.gz
perf tools: No need to test against NULL before calling free()
Its perfectly fine to call free(NULL), so no need to clutter the source code with all those superfluous testing. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-uux5wpvevlerd42gqer13e7n@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
-rw-r--r--tools/perf/util/scripting-engines/trace-event-python.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c
index b258de6..cd9774d 100644
--- a/tools/perf/util/scripting-engines/trace-event-python.c
+++ b/tools/perf/util/scripting-engines/trace-event-python.c
@@ -161,8 +161,7 @@ static void define_event_symbols(struct event_format *event,
zero_flag_atom = 0;
break;
case PRINT_FIELD:
- if (cur_field_name)
- free(cur_field_name);
+ free(cur_field_name);
cur_field_name = strdup(args->field.name);
break;
case PRINT_FLAGS:
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