asus-laptop: fix asus_input_init error path

This patch includes below fixes:
1. return -ENOMEM instead of 0 if input_allocate_device fail.
2. fix wrong goto if sparse_keymap_setup fail.
3. fix wrong goto if input_register_device fail.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
This commit is contained in:
Axel Lin 2010-07-05 15:29:00 +08:00 committed by Matthew Garrett
parent 8700e1612e
commit 45036ae14a

View File

@ -1124,7 +1124,7 @@ static int asus_input_init(struct asus_laptop *asus)
input = input_allocate_device();
if (!input) {
pr_info("Unable to allocate input device\n");
return 0;
return -ENOMEM;
}
input->name = "Asus Laptop extra buttons";
input->phys = ASUS_LAPTOP_FILE "/input0";
@ -1135,20 +1135,20 @@ static int asus_input_init(struct asus_laptop *asus)
error = sparse_keymap_setup(input, asus_keymap, NULL);
if (error) {
pr_err("Unable to setup input device keymap\n");
goto err_keymap;
goto err_free_dev;
}
error = input_register_device(input);
if (error) {
pr_info("Unable to register input device\n");
goto err_device;
goto err_free_keymap;
}
asus->inputdev = input;
return 0;
err_keymap:
err_free_keymap:
sparse_keymap_free(input);
err_device:
err_free_dev:
input_free_device(input);
return error;
}