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

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

diff --git a/tools/perf/util/thread_map.c b/tools/perf/util/thread_map.c
index cf44644a4058fd8a8bac0fedfbc8dd0207523d89..5d32159121058cbd3e63a26f1fefbe8584224f7e 100644 (file)
--- a/tools/perf/util/thread_map.c
+++ b/tools/perf/util/thread_map.c
@@ -41,7 +41,7 @@ struct thread_map *thread_map__new_by_pid(pid_t pid)
        }
 
        for (i=0; i<items; i++)
-               free(namelist[i]);
+               zfree(&namelist[i]);
        free(namelist);
 
        return threads;
@@ -118,7 +118,7 @@ struct thread_map *thread_map__new_by_uid(uid_t uid)
                        threads->map[threads->nr + i] = atoi(namelist[i]->d_name);
 
                for (i = 0; i < items; i++)
-                       free(namelist[i]);
+                       zfree(&namelist[i]);
                free(namelist);
 
                threads->nr += items;
@@ -135,7 +135,7 @@ out_free_threads:
 
 out_free_namelist:
        for (i = 0; i < items; i++)
-               free(namelist[i]);
+               zfree(&namelist[i]);
        free(namelist);
 
 out_free_closedir:
@@ -194,7 +194,7 @@ static struct thread_map *thread_map__new_by_pid_str(const char *pid_str)
 
                for (i = 0; i < items; i++) {
                        threads->map[j++] = atoi(namelist[i]->d_name);
-                       free(namelist[i]);
+                       zfree(&namelist[i]);
                }
                threads->nr = total_tasks;
                free(namelist);
@@ -206,7 +206,7 @@ out:
 
 out_free_namelist:
        for (i = 0; i < items; i++)
-               free(namelist[i]);
+               zfree(&namelist[i]);
        free(namelist);
 
 out_free_threads: