From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Tue, 19 Nov 2013 02:07:13 +0000 (-0500)
Subject: Fix: add missing NULL check after allocation
X-Git-Tag: v2.3.2~17
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=b02f77a4dffe33623570933fc79b0f60eb1b6de2;p=lttng-ust.git

Fix: add missing NULL check after allocation

Found by coverity:

** CID 1021246:  Dereference null return value  (NULL_RETURNS)
/libringbuffer/shm.c: 80 in shm_object_table_create()

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

diff --git a/libringbuffer/shm.c b/libringbuffer/shm.c
index 995665ae..3bf648d2 100644
--- a/libringbuffer/shm.c
+++ b/libringbuffer/shm.c
@@ -77,6 +77,8 @@ struct shm_object_table *shm_object_table_create(size_t max_nb_obj)
 
 	table = zmalloc(sizeof(struct shm_object_table) +
 			max_nb_obj * sizeof(table->objects[0]));
+	if (!table)
+		return NULL;
 	table->size = max_nb_obj;
 	return table;
 }