linux-kernel - [PATCH 1/3] nvmem: bcm-ocotp: mark ACPI device ID table as maybe unused

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Message-Id: <20220321110326.44652-1-krzk@kernel.org>
Date:   Mon, 21 Mar 2022 12:03:24 +0100
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Vincent Shih <vincent.sunplus@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzk@...nel.org>
Subject: [PATCH 1/3] nvmem: bcm-ocotp: mark ACPI device ID table as maybe unused

"bcm_otpc_acpi_ids" is used with ACPI_PTR, so a build with !CONFIG_ACPI
has a warning:

  drivers/nvmem/bcm-ocotp.c:247:36: error:
    ‘bcm_otpc_acpi_ids’ defined but not used [-Werror=unused-const-variable=]

Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
---
 drivers/nvmem/bcm-ocotp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/nvmem/bcm-ocotp.c b/drivers/nvmem/bcm-ocotp.c
index a8097511582a..dfea96c52463 100644
--- a/drivers/nvmem/bcm-ocotp.c
+++ b/drivers/nvmem/bcm-ocotp.c
@@ -244,7 +244,7 @@ static const struct of_device_id bcm_otpc_dt_ids[] = {
 };
 MODULE_DEVICE_TABLE(of, bcm_otpc_dt_ids);
 
-static const struct acpi_device_id bcm_otpc_acpi_ids[] = {
+static const struct acpi_device_id bcm_otpc_acpi_ids[] __maybe_unused = {
 	{ .id = "BRCM0700", .driver_data = (kernel_ulong_t)&otp_map },
 	{ .id = "BRCM0701", .driver_data = (kernel_ulong_t)&otp_map_v2 },
 	{ /* sentinel */ }
-- 
2.32.0