Input: mice - handle errors when registering input devices
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/mouse/amimouse.c b/drivers/input/mouse/amimouse.c
index 599a7b2..239a0e1 100644
--- a/drivers/input/mouse/amimouse.c
+++ b/drivers/input/mouse/amimouse.c
@@ -95,10 +95,13 @@
static int __init amimouse_init(void)
{
+ int err;
+
if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_MOUSE))
return -ENODEV;
- if (!(amimouse_dev = input_allocate_device()))
+ amimouse_dev = input_allocate_device();
+ if (!amimouse_dev)
return -ENOMEM;
amimouse_dev->name = "Amiga mouse";
@@ -114,7 +117,11 @@
amimouse_dev->open = amimouse_open;
amimouse_dev->close = amimouse_close;
- input_register_device(amimouse_dev);
+ err = input_register_device(amimouse_dev);
+ if (err) {
+ input_free_device(amimouse_dev);
+ return err;
+ }
return 0;
}