perf tools: Use zfree() instead of ad hoc equivalent

We have zfree(&ptr) for this very common pattern:

   free(ptr);
   ptr = NULL;

So use it in a few more places.

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/1485952447-7013-4-git-send-email-treeze.taeung@gmail.com
[ rewrote commit log ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Taeung Song 2017-02-01 21:34:06 +09:00 committed by Arnaldo Carvalho de Melo
parent 5aa365f298
commit 506fde11a3

View File

@ -254,8 +254,7 @@ struct tracepoint_path *tracepoint_name_to_path(const char *name)
if (path->system == NULL || path->name == NULL) {
zfree(&path->system);
zfree(&path->name);
free(path);
path = NULL;
zfree(&path);
}
return path;
@ -1482,8 +1481,7 @@ static void perf_pmu__parse_cleanup(void)
p = perf_pmu_events_list + i;
free(p->symbol);
}
free(perf_pmu_events_list);
perf_pmu_events_list = NULL;
zfree(&perf_pmu_events_list);
perf_pmu_events_list_num = 0;
}
}