Input: handle errors from input_register_device in drivers/macintosh

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

diff --git a/drivers/macintosh/adbhid.c b/drivers/macintosh/adbhid.c
index 5066e7a..1c7d6f2 100644 (file)
--- a/drivers/macintosh/adbhid.c
+++ b/drivers/macintosh/adbhid.c
@@ -689,7 +689,6 @@ adbhid_input_register(int id, int default_id, int original_handler_id,
        if (!hid || !input_dev) {
                err = -ENOMEM;
                goto fail;
-
        }
 
        sprintf(hid->phys, "adb%d:%d.%02x/input", id, default_id, original_handler_id);
@@ -807,7 +806,9 @@ adbhid_input_register(int id, int default_id, int original_handler_id,
 
        input_dev->keycode = hid->keycode;
 
-       input_register_device(input_dev);
+       err = input_register_device(input_dev);
+       if (err)
+               goto fail;
 
        if (default_id == ADB_KEYBOARD) {
                /* HACK WARNING!! This should go away as soon there is an utility
@@ -820,7 +821,10 @@ adbhid_input_register(int id, int default_id, int original_handler_id,
        return 0;
 
  fail: input_free_device(input_dev);
-       kfree(hid);
+       if (hid) {
+               kfree(hid->keycode);
+               kfree(hid);
+       }
        adbhid[id] = NULL;
        return err;
 }

diff --git a/drivers/macintosh/mac_hid.c b/drivers/macintosh/mac_hid.c
index 6b129ee..ee6b4ca 100644 (file)
--- a/drivers/macintosh/mac_hid.c
+++ b/drivers/macintosh/mac_hid.c
@@ -106,6 +106,8 @@ EXPORT_SYMBOL(mac_hid_mouse_emulate_buttons);
 
 static int emumousebtn_input_register(void)
 {
+       int ret;
+
        emumousebtn = input_allocate_device();
        if (!emumousebtn)
                return -ENOMEM;
@@ -120,9 +122,11 @@ static int emumousebtn_input_register(void)
        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)