Fix: lttng-ctl: tracing_group memory leaks

[lttng-tools.git] / src / lib / lttng-ctl / lttng-ctl.c

diff --git a/src/lib/lttng-ctl/lttng-ctl.c b/src/lib/lttng-ctl/lttng-ctl.c
index 47887c0293645b61aa324e2164c10d86c1cc4b30..887d268efe909df2a0435fb7e00a16064c502656 100644 (file)
--- a/src/lib/lttng-ctl/lttng-ctl.c
+++ b/src/lib/lttng-ctl/lttng-ctl.c
@@ -2614,14 +2614,19 @@ end:
  */
 int lttng_set_tracing_group(const char *name)
 {
+       char *new_group;
        if (name == NULL) {
                return -LTTNG_ERR_INVALID;
        }
 
-       if (asprintf(&tracing_group, "%s", name) < 0) {
+       if (asprintf(&new_group, "%s", name) < 0) {
                return -LTTNG_ERR_FATAL;
        }
 
+       free(tracing_group);
+       tracing_group = new_group;
+       new_group = NULL;
+
        return 0;
 }