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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-12-26 15:54:57 -0300 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-12-26 15:58:52 -0300 |
commit | f5385650c02cd4373c4124c8a8fac3b5f9851e7f (patch) | |
tree | 93d2a59ebf378289abf9853ab2da49c70ac80633 /tools/perf/util/scripting-engines/trace-event-perl.c | |
parent | 6dd601354f14b5cd7a0a4103811e52ccec22ac53 (diff) | |
download | blackbird-op-linux-f5385650c02cd4373c4124c8a8fac3b5f9851e7f.tar.gz blackbird-op-linux-f5385650c02cd4373c4124c8a8fac3b5f9851e7f.zip |
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-perl.c')
-rw-r--r-- | tools/perf/util/scripting-engines/trace-event-perl.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/tools/perf/util/scripting-engines/trace-event-perl.c b/tools/perf/util/scripting-engines/trace-event-perl.c index 3773c4841cab..e108207c5de0 100644 --- a/tools/perf/util/scripting-engines/trace-event-perl.c +++ b/tools/perf/util/scripting-engines/trace-event-perl.c @@ -194,8 +194,7 @@ 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: |