perf tools: Use zfree to help detect use after free bugs

[linux.git] / tools / perf / util / hist.c

diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 6cd4823a7a8bed9781d1f81a1affe76a0011798d..4ed3e883240d48a6183cd525ec87aef47f8fab44 100644 (file)
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -372,7 +372,7 @@ static struct hist_entry *add_hist_entry(struct hists *hists,
                         * This mem info was allocated from machine__resolve_mem
                         * and will not be used anymore.
                         */
-                       free(entry->mem_info);
+                       zfree(&entry->mem_info);
 
                        /* If the map of an existing hist_entry has
                         * become out-of-date due to an exec() or
@@ -475,8 +475,8 @@ hist_entry__collapse(struct hist_entry *left, struct hist_entry *right)
 
 void hist_entry__free(struct hist_entry *he)
 {
-       free(he->branch_info);
-       free(he->mem_info);
+       zfree(&he->branch_info);
+       zfree(&he->mem_info);
        free_srcline(he->srcline);
        free(he);
 }