From: David Goulet <dgoulet@efficios.com>
Date: Tue, 18 Dec 2012 19:50:51 +0000 (-0500)
Subject: Fix: possible invalid free in kernel thread
X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=commitdiff_plain;h=d5d63bf12b65741e64735103b0a36a0ebb52b09b

Fix: possible invalid free in kernel thread

Signed-off-by: David Goulet <dgoulet@efficios.com>
---

diff --git a/src/bin/lttng-sessiond/main.c b/src/bin/lttng-sessiond/main.c
index 6f8f1486c..6e548f3c1 100644
--- a/src/bin/lttng-sessiond/main.c
+++ b/src/bin/lttng-sessiond/main.c
@@ -691,6 +691,12 @@ static void *thread_manage_kernel(void *data)
 
 	DBG("[thread] Thread manage kernel started");
 
+	/*
+	 * This first step of the while is to clean this structure which could free
+	 * non NULL pointers so zero it before the loop.
+	 */
+	memset(&events, 0, sizeof(events));
+
 	if (testpoint(thread_manage_kernel)) {
 		goto error_testpoint;
 	}