From: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Date: Sun, 7 May 2017 19:51:42 +0000 (-0400)
Subject: Fix: NULL pointer dereference in lttng_condition_serialize
X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=commitdiff_plain;h=68f4e86d1be0ca47e0ff726952f8536ae25dcaf1

Fix: NULL pointer dereference in lttng_condition_serialize

Reported-by: Coverity Scan
*** CID 1374823:  Null pointer dereferences  (REVERSE_INULL)

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

diff --git a/src/common/condition.c b/src/common/condition.c
index ceab81eab..98c97a595 100644
--- a/src/common/condition.c
+++ b/src/common/condition.c
@@ -67,7 +67,8 @@ ssize_t lttng_condition_serialize(const struct lttng_condition *condition,
 {
 	ssize_t ret, condition_size;
 	struct lttng_condition_comm condition_comm = {
-		.condition_type = (int8_t) condition->type
+		.condition_type = (int8_t) (condition ?
+				condition->type : LTTNG_CONDITION_TYPE_UNKNOWN)
 	};
 
 	if (!condition) {