From: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Date: Fri, 14 Feb 2020 22:09:58 +0000 (-0500)
Subject: Fix: lttng: uninitialized pointer free'd when no sessiond is present
X-Git-Tag: v2.13.0-rc1~764
X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=commitdiff_plain;h=25357057de5ae4dd2a572e8f9b893c1b90cbd60a

Fix: lttng: uninitialized pointer free'd when no sessiond is present

The error path of get_schedules assumes that schedules_comm is !NULL,
which is not the case currently.

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Change-Id: I16e2d9d45cd3df9cfa80214abe03bcc782fa1f11
---

diff --git a/src/lib/lttng-ctl/rotate.c b/src/lib/lttng-ctl/rotate.c
index daba7afa2..2dbaa46a3 100644
--- a/src/lib/lttng-ctl/rotate.c
+++ b/src/lib/lttng-ctl/rotate.c
@@ -362,7 +362,7 @@ int get_schedules(const char *session_name,
 {
 	int ret;
 	struct lttcomm_session_msg lsm;
-	struct lttng_session_list_schedules_return *schedules_comm;
+	struct lttng_session_list_schedules_return *schedules_comm = NULL;
 	struct lttng_rotation_schedules *schedules = NULL;
 	struct lttng_rotation_schedule *periodic = NULL, *size = NULL;