Input: handle errors from input_register_device in drivers/macintosh
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/macintosh/mac_hid.c b/drivers/macintosh/mac_hid.c
index 6b129ee..ee6b4ca 100644
--- a/drivers/macintosh/mac_hid.c
+++ b/drivers/macintosh/mac_hid.c
@@ -106,6 +106,8 @@
static int emumousebtn_input_register(void)
{
+ int ret;
+
emumousebtn = input_allocate_device();
if (!emumousebtn)
return -ENOMEM;
@@ -120,9 +122,11 @@
emumousebtn->keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT);
emumousebtn->relbit[0] = BIT(REL_X) | BIT(REL_Y);
- input_register_device(emumousebtn);
+ ret = input_register_device(emumousebtn);
+ if (ret)
+ input_free_device(emumousebtn);
- return 0;
+ return ret;
}
int __init mac_hid_init(void)