patch-2.4.21 linux-2.4.21/drivers/input/evdev.c

• Lines: 10
• Date: 2003-06-13 07:51:34.000000000 -0700
• Orig file: linux-2.4.20/drivers/input/evdev.c
• Orig date: 2002-02-25 11:37:58.000000000 -0800

diff -urN linux-2.4.20/drivers/input/evdev.c linux-2.4.21/drivers/input/evdev.c
@@ -223,6 +223,9 @@
 	struct input_dev *dev = evdev->handle.dev;
 	int retval;
 
+	if (!evdev->exist)
+		return -ENODEV;
+
 	switch (cmd) {
 
 		case EVIOCGVERSION: