From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Fri, 21 Feb 2014 18:16:20 +0000 (-0500)
Subject: Fix: add assert for NULL dereference
X-Git-Tag: v2.4.0~12
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=072886c488d5edca678b10ed827bc8960323cc99;p=lttng-ust.git

Fix: add assert for NULL dereference

CID 1021248 (#1 of 1): Dereference null return value (NULL_RETURNS)3.
dereference: Dereferencing a null pointer "obj".

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/liblttng-ust/lttng-ust-abi.c b/liblttng-ust/lttng-ust-abi.c
index 61245a88..7e513a98 100644
--- a/liblttng-ust/lttng-ust-abi.c
+++ b/liblttng-ust/lttng-ust-abi.c
@@ -185,6 +185,7 @@ static
 void objd_ref(int id)
 {
 	struct lttng_ust_obj *obj = _objd_get(id);
+	assert(obj != NULL);
 	obj->u.s.f_count++;
 }