From 74cf249d5cf7de84c88cca69a2f13b13d500ff94 Mon Sep 17 00:00:00 2001 From: Arnaldo Carvalho de Melo Date: Fri, 27 Dec 2013 16:55:14 -0300 Subject: perf tools: Use zfree to help detect use after free bugs Several areas already used this technique, so do some audit to consistently use it elsewhere. Cc: Adrian Hunter Cc: David Ahern Cc: Frederic Weisbecker Cc: Jiri Olsa Cc: Mike Galbraith Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lkml.kernel.org/n/tip-9sbere0kkplwe45ak6rk4a1f@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/header.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'tools/perf/util/header.c') diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index 20f3a9c..a4a60b7 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -800,10 +800,10 @@ static void free_cpu_topo(struct cpu_topo *tp) return; for (i = 0 ; i < tp->core_sib; i++) - free(tp->core_siblings[i]); + zfree(&tp->core_siblings[i]); for (i = 0 ; i < tp->thread_sib; i++) - free(tp->thread_siblings[i]); + zfree(&tp->thread_siblings[i]); free(tp); } @@ -1232,8 +1232,8 @@ static void free_event_desc(struct perf_evsel *events) return; for (evsel = events; evsel->attr.size; evsel++) { - free(evsel->name); - free(evsel->id); + zfree(&evsel->name); + zfree(&evsel->id); } free(events); @@ -2105,7 +2105,7 @@ static int process_group_desc(struct perf_file_section *section __maybe_unused, ret = 0; out_free: for (i = 0; i < nr_groups; i++) - free(desc[i].name); + zfree(&desc[i].name); free(desc); return ret; -- cgit v1.1