diff options
| author | Raul E Rangel <rrangel@chromium.org> | 2020-06-02 10:47:27 -0600 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2020-06-03 19:17:36 +0000 |
| commit | 066a9af02c3eff812193597f7c32b0be1d8f6e3b (patch) | |
| tree | 793438f5a846921b58d12d60178d858a78398de3 /src/drivers | |
| parent | 79e12abb1bdf9e25e23d6b7313f087fae81e5a60 (diff) | |
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 <rrangel@chromium.org>
Change-Id: I798ed08ef0a0575def12937a66a7ce99f743e60d
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42014
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/generic/max98357a/max98357a.c | 8 |
1 files changed, 4 insertions, 4 deletions
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); |