linux-kernel - [PATCH 1/2] iio: dac: ad5755: mark OF related data as maybe unused

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Date:   Thu, 10 Aug 2023 13:19:32 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Lars-Peter Clausen <lars@...afoo.de>,
        Michael Hennerich <Michael.Hennerich@...log.com>,
        Jonathan Cameron <jic23@...nel.org>, linux-iio@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Andi Shyti <andi.shyti@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 1/2] iio: dac: ad5755: mark OF related data as maybe unused

When compile tested with W=1 on x86_64 with driver as built-in:

  ad5755.c:866:34: error: unused variable 'ad5755_of_match' [-Werror,-Wunused-const-variable]

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/iio/dac/ad5755.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/dac/ad5755.c b/drivers/iio/dac/ad5755.c
index 404865e35460..823049ce2686 100644
--- a/drivers/iio/dac/ad5755.c
+++ b/drivers/iio/dac/ad5755.c
@@ -863,7 +863,7 @@ static const struct spi_device_id ad5755_id[] = {
 };
 MODULE_DEVICE_TABLE(spi, ad5755_id);
 
-static const struct of_device_id ad5755_of_match[] = {
+static const struct of_device_id ad5755_of_match[] __maybe_unused = {
 	{ .compatible = "adi,ad5755" },
 	{ .compatible = "adi,ad5755-1" },
 	{ .compatible = "adi,ad5757" },
-- 
2.34.1