patch-2.4.20 linux-2.4.20/drivers/acorn/char/mouse_ps2.c

• Lines: 18
• Date: Thu Nov 28 15:53:12 2002
• Orig file: linux-2.4.19/drivers/acorn/char/mouse_ps2.c
• Orig date: Fri Aug 2 17:39:43 2002

diff -urN linux-2.4.19/drivers/acorn/char/mouse_ps2.c linux-2.4.20/drivers/acorn/char/mouse_ps2.c
@@ -273,9 +273,15 @@
 	iomd_writeb(0, IOMD_MSECTL);
 	iomd_writeb(8, IOMD_MSECTL);
   
-	if (misc_register(&psaux_mouse))
-		return -ENODEV;
 	queue = (struct aux_queue *) kmalloc(sizeof(*queue), GFP_KERNEL);
+	if (queue == NULL)
+		return -ENOMEM;
+
+	if (misc_register(&psaux_mouse)) {
+		kfree(queue);
+		return -ENODEV;
+	}
+
 	memset(queue, 0, sizeof(*queue));
 	queue->head = queue->tail = 0;
 	init_waitqueue_head(&queue->proc_list);