From 066a9af02c3eff812193597f7c32b0be1d8f6e3b Mon Sep 17 00:00:00 2001 From: Raul E Rangel Date: Tue, 2 Jun 2020 10:47:27 -0600 Subject: drivers/generic/max98357a: Don't write device if HID is missing If the device is missing the HID, the code would previously leave an open scope and device on the stack. BUG=b:154756391 TEST=Verify stack ACPI stack does not exceed limit on Trembyle. Fixes: a1c82c5ebee ("drivers/generic/max98357a: Allow custom _HID from config") Signed-off-by: Raul E Rangel Change-Id: I798ed08ef0a0575def12937a66a7ce99f743e60d Reviewed-on: https://review.coreboot.org/c/coreboot/+/42014 Tested-by: build bot (Jenkins) Reviewed-by: Furquan Shaikh --- src/drivers/generic/max98357a/max98357a.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'src/drivers/generic') diff --git a/src/drivers/generic/max98357a/max98357a.c b/src/drivers/generic/max98357a/max98357a.c index bd45296bcd..575548bd27 100644 --- a/src/drivers/generic/max98357a/max98357a.c +++ b/src/drivers/generic/max98357a/max98357a.c @@ -26,15 +26,15 @@ static void max98357a_fill_ssdt(const struct device *dev) if (!scope || !name) return; - /* Device */ - acpigen_write_scope(scope); - acpigen_write_device(name); - if (!config->hid) { printk(BIOS_ERR, "%s: ERROR: _HID required\n", dev_path(dev)); return; } + /* Device */ + acpigen_write_scope(scope); + acpigen_write_device(name); + acpigen_write_name_string("_HID", config->hid); acpigen_write_name_integer("_UID", 0); acpigen_write_name_string("_DDN", dev->chip_ops->name); -- cgit v1.2.3