Replace open coded acpi_match_acpi_device() in ebook_switch_add(). Note, while it is a bit longer it is more robust in case more IDs will be added. Reviewed-by: Hans de Goede <hdegoede@xxxxxxxxxx> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> --- v4: updated subject (Ilpo) v3: used proper API, added tag (Hans) v2: fixed compilation error drivers/platform/x86/xo15-ebook.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/platform/x86/xo15-ebook.c b/drivers/platform/x86/xo15-ebook.c index 391f7ea4431e..df2bf1c58523 100644 --- a/drivers/platform/x86/xo15-ebook.c +++ b/drivers/platform/x86/xo15-ebook.c @@ -81,9 +81,9 @@ static SIMPLE_DEV_PM_OPS(ebook_switch_pm, NULL, ebook_switch_resume); static int ebook_switch_add(struct acpi_device *device) { + const struct acpi_device_id *id; struct ebook_switch *button; struct input_dev *input; - const char *hid = acpi_device_hid(device); char *name, *class; int error; @@ -102,8 +102,9 @@ static int ebook_switch_add(struct acpi_device *device) name = acpi_device_name(device); class = acpi_device_class(device); - if (strcmp(hid, XO15_EBOOK_HID)) { - pr_err("Unsupported hid [%s]\n", hid); + id = acpi_match_acpi_device(ebook_device_ids, device); + if (!id) { + dev_err(&device->dev, "Unsupported hid\n"); error = -ENODEV; goto err_free_input; } @@ -111,7 +112,7 @@ static int ebook_switch_add(struct acpi_device *device) strcpy(name, XO15_EBOOK_DEVICE_NAME); sprintf(class, "%s/%s", XO15_EBOOK_CLASS, XO15_EBOOK_SUBCLASS); - snprintf(button->phys, sizeof(button->phys), "%s/button/input0", hid); + snprintf(button->phys, sizeof(button->phys), "%s/button/input0", id->id); input->name = name; input->phys = button->phys; -- 2.40.0.1.gaa8946217a0b